Best Heatsinks for Laptop: 15 Spec-Based Picks
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Finding the right heatsink for laptop cooling requires matching exact component clearances with the right thermal materials. We compared 15 products based on specifications published on their listings. JIUWU 15x15x0.8mm Copper Heatsink Shims leads our list because its precise 15mm by 15mm footprint and 0.8mm copper thickness reliably bridge factory thermal gaps on laptop processors and graphics chips.
This guide helps you determine the exact heatsink dimensions, materials, and form factors required for your laptop's internal layout.
Quick picks
The best fit for you
- You need uniform copper shims for 0.8mm component gaps JIUWU 15x15x0.8mm Copper Heatsink Shims The 20-piece pack provides copper plates sized at 15mm by 15mm with a 0.8mm thickness.
- You need to bridge uneven thermal gaps up to 3mm K5 PRO 400g Viscous Thermal Putty This viscous thermal putty formulation bridges variable gaps up to 3mm across internal laptop hardware.
- You need low-profile cooling for laptop SODIMM RAM modules Easycargo SODIMM Copper Memory Heatsink It features a slim 0.019685-inch height and includes pre-applied thermal tape sized for laptop RAM.
- You need ultra-slim cooling for an M.2 2280 SSD Awxlumv Copper Laptop M.2 2280 Heatsink The copper heatsink measures 0.03 inches high to fit tight laptop M.2 drive enclosures.
Our 15 picks
JIUWU 15x15x0.8mm Copper Heatsink Shims
Best for: laptop CPU and GPU 0.8mm gap replacement
- Compatible Device
- GPU, Laptop (what this guide is about)
- Material
- High Purity Copper
- Dimensions
- 15mm x 15mm x 0.8mm
- Length
- 0.59 inches
- Width
- 0.59 inches
- Weight
- 0.32 ounces
These JIUWU thermal shims provide direct heat transfer for your laptop CPU and GPU. Each piece in this 20-pack measures 15mm by 15mm with a 0.8mm thickness, constructed entirely from copper. You get a set suited for filling specific low-clearance component gaps across portable computer logic boards, complete with an included internal USB splitter and labels for installation.
Pros
- Pure copper construction for CPU and GPU heat dissipation
- Precise 15mm x 15mm footprint with 0.8mm thickness
- Includes 20 identical pads per pack
- Comes with an internal USB splitter and labels
Cons
- Fixed 0.8mm thickness offers no size variety
- No pre-applied thermal adhesive specified
Good fit if
- You need uniform 0.8mm thick copper shims for a laptop processor or graphics chip.
- You require multiple identical 15mm x 15mm pads for repeated repairs.
Skip if
- You need an assortment of different shim thicknesses for uneven component gaps.
- You require heatsink pads with pre-applied adhesive tape.
Verdict: JIUWU 15x15x0.8mm Copper Heatsink Pads deliver uniform copper shims designed for laptop CPU and GPU thermal gaps. The 20-piece pack gives you multiple identical 0.8mm plates for repeated hardware maintenance.
K5 PRO 400g Viscous Thermal Putty
Best for: replacing uneven laptop thermal pads
- Compatible Device
- Laptop (what this guide is about)
- Features
- Thermal Pad
- Dimensions
- 1.97 × 3.15 × 3.15 inches
- Weight
- 14.1 ounces
This 400g tub of viscous thermal putty replaces traditional laptop thermal pads on memory chips and secondary components. It provides thermal conductivity exceeding 5.3 W/m.K and fills component gaps up to 3mm, with optimal performance at gaps up to 1mm. It does not conduct electricity and operates across temperatures from -90 to 250 degrees Celsius. You will find it suitable for laptop maintenance requiring custom gap filling without precut pad sizing.
Pros
- Thermal conductivity rating over 5.3 W/m.K
- Fills component gaps from 1mm up to 3mm
- Operating temperature range of -90 to 250 degrees Celsius
- Electrically non-conductive formulation
Cons
- Putty format requires manual application unlike pre-cut pads
- Does not include solid copper shims or metal heatsinks
Good fit if
- You need to bridge uneven component gaps up to 3mm on laptop memory chips.
- You want an electrically non-conductive replacement for soft stock thermal pads.
Skip if
- You need a rigid copper heatsink or solid metal shim plate.
- You prefer peel-and-stick pre-cut thermal pads for standardized sizing.
Verdict: K5 PRO 400g Viscous Thermal Putty replaces factory laptop thermal pads with high-conductivity, non-conductive paste capable of bridging gaps up to 3mm. It delivers broad operating temperature tolerance for hardware requiring custom thermal gap coverage.
Easycargo 15x15x0.5mm Copper Shims 20-Pack
Best for: low-clearance laptop VRAM and chipset cooling
- Compatible Device
- GPU, Laptop, RAM (what this guide is about)
- Material
- Copper
- Cooling Method
- passive
- Dimensions
- 15x15x0.5mm
- Mounting Type
- Pre applied adhesive tape backing
- Features
- Thermal Tape
The Easycargo 15x15x0.5mm Copper Shims offer a passive cooling setup for your laptop CPU, GPU, VRAM, and IC chips. Each piece in this 20-pack features a 15 by 15 millimeter footprint and a 0.5-millimeter thickness for low-clearance areas. The pre-applied 3M 8810 thermal conductive adhesive tape holds the copper pads firmly in position, making them an ideal choice if you require simple mounting across several small components.
Pros
- Copper construction for passive thermal transfer
- Pre-applied 3M 8810 thermal conductive adhesive tape
- Includes 20 individual shims in one package
- Slim 0.5mm thickness fits tight component clearances
Cons
- Single 0.5mm thickness provides no size variety
- Adhesive backing is pre-applied and cannot be omitted
Good fit if
- You need uniform 15 x 15 x 0.5mm copper shims for laptop chips.
- You prefer pre-applied 3M 8810 adhesive tape for mounting.
- You want 20 shims to cover multiple motherboard components.
Skip if
- You require multiple shim thicknesses to bridge varying gap sizes.
- You plan to use standalone thermal paste instead of adhesive tape.
Verdict: Easycargo 15x15x0.5mm Copper Shims provide 20 copper pads with pre-applied 3M 8810 adhesive for direct heat dissipation. They are a reliable choice if you need fixed 0.5mm spacing for laptop ICs and VRAM.
Easycargo 100-Piece 15mm Copper Shim Kit
Best for: variable-thickness laptop component gap filling
- Compatible Device
- GPU, Laptop, RAM, PS5, M.2 SSD, VRM (what this guide is about)
- Material
- Copper C1100
- Length
- 0.6 inches
- Width
- 0.6 inches
This kit includes 100 pure C1100 copper shims sized at 15mm by 15mm. You get 12 distinct thicknesses ranging from 0.1mm up to 2mm, providing precise gap-filling options for components like laptop GPUs, VRAM, and M.2 SSDs. Each shim offers a rated thermal conductivity of 401W/mK. It suits you if your laptop thermal assembly requires exact metal spacing to bridge uneven gaps across internal processors and heatsinks.
Pros
- Includes 100 copper shims across 12 distinct thicknesses from 0.1mm to 2mm
- Pure C1100 copper construction with 401W/mK thermal conductivity
- Compact 15mm by 15mm footprint fits laptop GPUs, RAM, and VRMs
- Available in styles with or without adhesive
Cons
- Fixed 15mm by 15mm size does not match non-square components
- Thickest 2mm option includes only 3 pieces
Good fit if
- You need multiple thickness choices from 0.1mm to 2mm to bridge laptop component gaps.
- You want C1100 copper plates rated for 401W/mK thermal conductivity.
Skip if
- You need heatsink plates larger than 15mm by 15mm.
- You require more than 3 pieces of the 2mm thickness.
Verdict: Easycargo 100-Piece 15mm Copper Shim Kit delivers 401W/mK thermal conductivity across 12 distinct thicknesses for custom laptop gap management. It provides a comprehensive assortment of C1100 copper spacers for tight internal clearances.
Easycargo SODIMM Copper Memory Heatsink
Best for: low-profile laptop SODIMM memory cooling
- Compatible Device
- Laptop, RAM (what this guide is about)
- Material
- Copper
- Dimensions
- 63mmx23mmx0.5mm
- Mounting Type
- Pre-applied adhesive tape
- Features
- Thermal Tape
- Length
- 2.48 inches
The Easycargo Copper SODIMM RAM Heatsink is a dedicated metal heat spreader designed for notebook memory modules. Measuring 63 mm by 23 mm with an ultra-thin 0.5 mm profile, it fits standard laptop SODIMM layouts without taking up excess clearance. It uses copper for heat transfer and includes pre-applied 3M 8810 thermal conductive adhesive tape. You will appreciate this unit if you need low-profile cooling on compact laptop RAM sticks.
Pros
- Low 0.5 mm thickness fits tight laptop clearances
- Pre-applied 3M 8810 thermal conductive adhesive tape
- Sized specifically for standard SODIMM memory modules at 63 mm by 23 mm
- Lightweight copper construction at 5 grams per piece
Cons
- Thin 0.5 mm flat plate lacks raised cooling fins
- Dimensions tailored to SODIMM RAM rather than M.2 drives
Good fit if
- You need a low-profile heatsink specifically shaped for SODIMM laptop RAM.
- You have minimal vertical clearance of only 0.5 mm above your memory stick.
- You want pre-applied 3M 8810 thermal conductive tape for direct mounting.
Skip if
- You need cooling for an M.2 SSD or a laptop processor instead of RAM.
- You require a thicker heatsink with elevated fins for heat dissipation.
Verdict: Easycargo Copper SODIMM RAM Heatsink delivers a slim 0.5 mm copper cooling solution fitted precisely for laptop memory sticks. Its pre-applied thermal adhesive enables direct installation in tight enclosures.
SGTKJSJS Copper M.2 2280 Laptop Heatsink
Best for: laptop M.2 2280 SSDs in tight slots
- Compatible Device
- Laptop, M.2 SSD (what this guide is about)
- Material
- 100% copper
- Mounting Type
- Rubber ring, insulation sticker
- Features
- Thermal Pad
- Length
- 3 inches
- Width
- 0.87 inches
This SGTKJSJS heatsink kit includes two 100% copper coolers sized at 3 by 0.87 inches for M.2 2280 solid-state drives. Built with a slim 0.04-inch profile, each plate requires only 1.5 millimeters of installation clearance inside your laptop chassis. You receive 0.5-millimeter and 1-millimeter silicone thermal pads alongside rubber rings and high-temperature insulation stickers. It suits you if you need low-profile copper cooling for tight drive bays.
Pros
- Made of 100% cut and polished copper
- Requires 1.5 mm minimum installation clearance
- Includes both 0.5 mm and 1 mm silicone thermal pads
- Provides rubber rings and high-temperature insulation stickers for mounting
- Comes with two heatsink plates in the package
Cons
- Designed strictly for 2280 form-factor M.2 drives
- Securing relies on rubber rings or adhesive stickers rather than metal screws or clips
Good fit if
- You have an M.2 2280 solid-state drive in a laptop with at least 1.5 mm of clearance.
- You need two heatsinks for multiple drives or spare hardware.
- You want multiple thermal pad thickness options to handle uneven drive surfaces.
Skip if
- You use smaller M.2 form factors such as 2230 or 2242.
- You prefer rigid screw-mounted or metal-bracket heatsink hardware.
Verdict: SGTKJSJS Copper M.2 2280 Laptop Heatsink delivers ultra-slim copper heat dissipation with flexible mounting options for tight notebook drive slots. It provides necessary thermal pads and dual plates for standard 2280 NVMe upgrades.
Easycargo Laptop M.2 2280 Copper Heatsink
Best for: low-clearance laptop M.2 2280 SSD cooling
- Compatible Device
- Laptop (what this guide is about)
- Material
- Copper
- Dimensions
- 77mmx22mmx1mm
- Mounting Type
- Nano thermal tape
- Features
- Thermal Pad
- Length
- 3.03 inches
This Easycargo copper heatsink kit cools laptop M.2 2280 solid-state drives. It measures 77mm by 22mm with a slim 1mm profile, fitting tight internal drive bays. Pure copper construction delivers a rated thermal conductivity of 401 W/mK. It includes pre-sized nano thermal pads to transfer heat directly from your drive. Choose this if you need a low-clearance cooling solution for an internal laptop SSD.
Pros
- Pure copper material with 401 W/mK thermal conductivity rating
- Slim 1mm thickness designed for low-clearance laptop bays
- Includes bundled nano thermal pads for heat transfer
- Sized for 77mm by 22mm M.2 2280 drives
Cons
- Fixed 77mm length does not fit shorter M.2 drive formats
- Flat slab profile lacks raised heat-dissipation fins
Good fit if
- You need a slim 1mm copper heatsink for a laptop M.2 2280 SSD.
- You want nano thermal padding included in the package.
Skip if
- You use a 2230, 2242, or 2260 form-factor solid-state drive.
- You have clearance for a taller heatsink with cooling fins.
Verdict: Easycargo Copper Laptop M.2 2280 Heatsink provides 401 W/mK thermal conductivity in a compact 1mm profile. It is a practical choice when laptop drive bay clearance is minimal.
Easycargo 124-Piece Multi-Size Aluminum and Copper Kit
Best for: cooling varied small laptop motherboard components
- Compatible Device
- GPU, Laptop, RAM, PS5, VRM, Raspberry Pi (what this guide is about)
- Material
- Aluminum and Copper
- Mounting Type
- Pre-applied 3M 8810 adhesive tape
- Features
- Thermal Tape
- Length
- 0.56 inches
- Width
- 0.56 inches
View on Amazon: Easycargo 124-Piece Multi-Size Aluminum and Copper Kit
This kit gives you 124 heatsinks across nine different sizes made of aluminum and copper. It includes 104 aluminum heatsinks ranging from 5mm to 8mm in height and 20 low-profile 0.5mm copper shims. Each piece comes with pre-applied 3M 8810 thermal conductive adhesive tape. It suits you if you need small heatsinks for laptop VRM, VRAM, or secondary IC components with varying vertical clearances.
Pros
- Includes 124 pieces across nine distinct dimensions
- Comes with pre-applied 3M 8810 thermal conductive adhesive tape
- Features 104 aluminum heatsinks in black, green, and silver finishes
- Provides 20 low-profile 0.5mm copper shims for tight gaps
Cons
- Taller aluminum pieces reach 8mm, which may exceed slim laptop chassis clearance
- Only 20 of the 124 included pieces are copper shims
Good fit if
- You need a variety of small aluminum heatsinks for secondary laptop components like VRMs or VRAM.
- You prefer pre-applied thermal adhesive tape rather than applying separate thermal pads or glue.
Skip if
- You need a dedicated full-cover heatsink for an M.2 NVMe SSD.
- You have an ultra-thin laptop enclosure with less than 5mm of vertical clearance for aluminum fins.
Verdict: Easycargo 124-Piece Aluminum and Copper Heatsink Kit provides a wide selection of small finned aluminum heatsinks and slim copper shims with pre-applied thermal tape. It is an effective option for cooling various small laptop board components where height clearance allows.
Icepc 1.5mm Graphene Copper M.2 Heatsink
Best for: tight-clearance 2280 NVMe SSD laptop slots
- Compatible Device
- Laptop, PS5 (what this guide is about)
- Material
- Copper with graphene coating
- Dimensions
- 70x20x1.5mm
- Mounting Type
- Adhesive thermal pad
- Weight
- 1.59 ounces
The Icepc 1.5mm Graphene Copper M.2 Heatsink cools 2280 NVMe drives inside slim laptop bays. It measures 70 x 20 x 1.5 mm, pairing a pure copper plate with a high-conductivity graphene coating. Built-in slanted slots expand surface area for chassis airflow. You attach it using the included adhesive thermal pad without extra mounting hardware. This heatsink fits tight clearance builds where thicker aftermarket coolers cannot clear laptop bottom panels.
Pros
- Slim 1.5mm profile fits tight laptop clearances
- Pure copper core with graphene coating
- Integrated slanted slot design for air exchange
- Tool-free installation with adhesive thermal pad
Cons
- Measures 70mm long, leaving ends of 80mm SSDs uncovered
- Uses adhesive mounting rather than structural clips or screws
- Protective backing film requires manual removal prior to use
Good fit if
- You have minimal vertical clearance inside your laptop chassis
- You use a standard 2280 format M.2 NVMe solid-state drive
- You prefer adhesive tool-free installation
Skip if
- You need cooling for shorter 2230 or 2242 M.2 drives
- You prefer mechanical screw or clip retention
Verdict: Icepc 1.5mm Graphene Copper M.2 Heatsink delivers ultra-thin thermal transfer for laptop 2280 SSD slots with tight clearance constraints. Its graphene-coated copper plate and adhesive pad offer simple, low-profile heat dissipation.
GeeekPi 102-Piece Aluminum and Copper Heatsink Kit
Best for: cooling assorted laptop VRM and memory chips
- Compatible Device
- GPU, Laptop, RAM, VRM, Raspberry Pi (what this guide is about)
- Material
- Aluminum, Copper
- Mounting Type
- Thermal conductive adhesive tape
- Dimensions
- 1.57 × 1.57 × 0.43 inches
- Weight
- 7.83 ounces
View on Amazon: GeeekPi 102-Piece Aluminum and Copper Heatsink Kit
The GeeekPi 102-Piece Aluminum and Copper Heatsink Kit supplies a wide assortment of miniature cooling blocks for your laptop internals. You get 92 aluminum heatsinks and 10 copper heatsinks split across 17 categories inside an organized storage box. Every heatsink includes thermal conductive adhesive tape for direct mounting on VRM chips, VRAM, and small ICs. This kit suits you if you need multiple heatsink dimensions to cover different surface heights inside your laptop.
Pros
- Includes 102 heatsinks across 17 distinct categories
- Contains 92 aluminum and 10 copper heatsinks
- Pre-applied thermal conductive adhesive tape on pieces
- Includes dedicated storage box to keep parts separated
Cons
- Contains significantly fewer copper pieces than aluminum pieces
- Lacks dedicated full-coverage M.2 SSD mounting brackets
Good fit if
- You need small heatsinks in varying sizes for laptop VRM, VRAM, or small IC components.
- You want thermal adhesive tape already attached to each heatsink.
- You want an organized multi-compartment storage box with assorted heatsink sizes.
Skip if
- You need a dedicated full-length M.2 2280 NVMe SSD heatsink.
- You require an all-copper setup rather than mostly aluminum heatsinks.
Verdict: GeeekPi 102-Piece Aluminum and Copper Heatsink Kit provides extensive sizing options for cooling small laptop components with pre-applied thermal tape. It delivers versatile coverage for tight spaces, though copper options are limited.
Bopaodao 120mm Flat Copper Heat Pipe
Best for: custom laptop thermal routing in tight spaces
- Compatible Device
- GPU, Laptop, RAM (what this guide is about)
- Material
- 99% pure copper
- Cooling Method
- Passive
- Dimensions
- 2mm x 5.5mm x 120mm
The Bopaodao 120mm Flat Copper Heat Pipe is a passive thermal component designed for laptop, GPU, and RAM cooling. Made from 99% pure copper, this single pipe measures 120mm long, 5.5mm wide, and 2mm thick to move heat away from tight spaces. It suits you if you need to build or modify a custom laptop thermal setup and require a flat, slim profile that fits inside compact notebook enclosures.
Pros
- Constructed from 99% pure copper for passive heat dissipation
- Slim 2mm thickness and 5.5mm width fit compact internal clearances
- 120mm length bridges heat transfer between chips and radiators
- Listed for laptop CPU, GPU, and RAM thermal applications
Cons
- Includes only 1 heat pipe in the package
- Dimensions carry a ±0.2mm thickness and ±0.5mm length deviation
- Includes no thermal adhesive, thermal pads, or mounting brackets
Good fit if
- You need a flat 2mm-thick copper conduit for custom laptop cooling.
- You are routing heat away from laptop CPU, GPU, or RAM components.
Skip if
- You need an all-in-one heatsink kit that includes thermal pads.
- You require zero-tolerance dimensions without the listed ±0.5mm variance.
Verdict: Bopaodao 120mm Flat Copper Heat Pipe provides a slim 99% pure copper conduit for DIY laptop thermal repairs and modifications. Its flat 2mm profile makes it practical for routing heat away from cramped internal hardware.
Bopaodao 5mm x 90mm Copper Heat Pipe
Best for: Custom passive laptop heat pipe routing
- Compatible Device
- GPU, Laptop, RAM (what this guide is about)
- Material
- Copper, thermal fluid
- Cooling Method
- Passive
- Dimensions
- 5mm x 90mm
The Bopaodao 5mm x 90mm Copper Heat Pipe is a passive cooling tube designed to move heat away from laptop components, GPUs, or RAM. It features a 5mm diameter and a 90mm length, combining copper construction with internal thermal fluid for heat transfer. You will find it useful if you need a compact heat pipe to bridge thermal zones, connecting laptop chipsets or processors directly to an existing radiator.
Pros
- 5mm outer diameter fits tight internal laptop clearances
- Internal thermal fluid works alongside copper for passive heat transfer
- Compatible with laptop chipsets, GPUs, and RAM modules
- Directional design with sharp contact end and smooth dissipation end
Cons
- Includes only one pipe per package
- Requires separate thermal interface material and mounting hardware
- Rigid round profile may require custom bending or flattening for flat components
Good fit if
- You need a 90mm long, 5mm diameter copper tube for laptop thermal routing
- You want passive cooling for a laptop GPU, RAM, or IC chipset
- You have an existing radiator setup to connect the dissipation end to
Skip if
- You need flat copper shims or pre-applied thermal adhesive
- You require a complete heatsink assembly ready to mount without modification
Verdict: Bopaodao 5mm x 90mm Copper Heat Pipe provides targeted passive thermal transfer using internal fluid and copper construction. It is a solid choice when you need custom pipe routing inside compact laptop enclosures.
Icepc 2280 M.2 Graphene Coated Copper Heatsink
Best for: laptop 2280 M.2 drives with vertical clearance
- Compatible Device
- Laptop, PS5 (what this guide is about)
- Material
- Copper
- Dimensions
- 2.76 x 0.91 x 0.31 inches
- Weight
- 1.75 ounces
View on Amazon: Icepc 2280 M.2 Graphene Coated Copper Heatsink
This copper heatsink from Icepc covers 2280-size M.2 NVMe solid-state drives. It features a graphene coating, slanted air duct slots, and an included silicone thermal pad for tool-free installation. Measuring 0.31 inches tall, 0.91 inches wide, and 2.76 inches long, it fits into laptops and compact electronics with sufficient clearance. You should consider this heatsink if you need dedicated heat dissipation for a standard 2280 drive in a portable enclosure.
Pros
- Copper construction combined with a graphene coating
- Includes a silicone thermal pad for tool-free installation
- Designed specifically for standard 2280-size M.2 NVMe drives
- Features slanted slot air duct design to increase contact area
Cons
- Measures 0.31 inches tall, which may not fit ultra-thin laptop bays
- Does not support shorter M.2 drive sizes such as 2230 or 2242
Good fit if
- You have an M.2 2280 SSD in a laptop chassis with over 0.31 inches of internal clearance.
- You want a full-cover copper cooler with an included silicone thermal pad.
Skip if
- You require a heatsink for smaller M.2 form factors like 2230 or 2242.
- You have an ultra-slim laptop enclosure with less than 0.31 inches of clearance.
Verdict: Icepc 2280 M.2 Graphene Coated Copper Heatsink delivers direct copper cooling with a graphene surface layer for 2280 NVMe SSDs. It offers a solid passive thermal upgrade if your laptop chassis accommodates its 0.31-inch height.
JOYJOM 2mm Graphite-Coated Copper M.2 Heatsink
Best for: Slim laptop M.2 2280 SSD cooling
- Compatible Device
- Laptop, PS5, M.2 SSD (what this guide is about)
- Material
- Pure Copper
- Dimensions
- 70x20x2mm
- Features
- Thermal Pad
- Weight
- 1.06 ounces
View on Amazon: JOYJOM 2mm Graphite-Coated Copper M.2 Heatsink
This JOYJOM copper heatsink targets tight laptop builds requiring low-profile solid-state drive cooling. Measuring 70 mm by 20 mm with a 2 mm height, it fits standard M.2 2280 SSDs without crowding compact internal bays. Pure copper rated at 401 W/mK provides direct thermal transfer beneath a graphite layer and grooved surface. You receive silicone thermal padding, rubber rings, and high-temperature bandages to secure the assembly to your drive.
Pros
- Pure copper core rated at 401 W/mK thermal conductivity
- Slim 2 mm profile engineered for compact laptop drive bays
- Grooved graphite-covered surface increases heat dissipation area
- Includes silicone thermal pad, rubber rings, and high-temperature bandages
Cons
- Limited to 2280 length M.2 solid-state drives
- Uses rubber rings and bandages rather than rigid metal mounting brackets
- Graphite exterior layer may show underlying bare copper
Good fit if
- You have an M.2 2280 SSD inside a laptop with 2 mm vertical clearance.
- You want a pure copper heat spreader with a low-profile graphite layer.
- You need an installation kit that includes thermal padding and retention bands.
Skip if
- You need to cool an M.2 drive in a size other than 2280.
- You prefer screw-fixed or rigid clip-on mounting mechanisms.
- You have sufficient clearance to run a taller 4 mm heatsink.
Verdict: JOYJOM 2mm Graphite-Coated Copper M.2 Heatsink delivers high-conductivity copper cooling in an ultra-low-profile format tailored for tight laptop compartments. It pairs grooved thermal dissipation with bundled silicone padding and bands to stabilize drive temperatures.
Awxlumv Copper Laptop M.2 2280 Heatsink
Best for: tight laptop M.2 2280 SSD installations
- Compatible Device
- Laptop, M.2 SSD (what this guide is about)
- Material
- 100% copper
- Mounting Type
- Mounting Screw
- Features
- Thermal Pad
- Length
- 2.95 inches
- Width
- 0.9 inches
This Awxlumv cooling accessory is a pure copper heatsink built for 2280 M.2 solid-state drives in compact laptop slots. You get a slim red copper plate rated at 401 W/(m·K) thermal conductivity, measuring 2.95 by 0.9 inches with a low 0.03-inch height. It includes two nano thermal pads in 0.5 mm and 0.8 mm thicknesses, mounting screws, and an installation screwdriver to fit tight drive bays.
Pros
- Pure red copper construction with up to 401 W/(m·K) thermal conductivity
- Ultra-low 0.03-inch height designed for compact laptop compartments
- Includes two nano thermal pads in 0.5 mm and 0.8 mm thicknesses
- Supplied with two M.2 screws, an installation screwdriver, and a laptop sled
Cons
- Supports only standard 2280 length M.2 drives
- Nano thermal pads have a lower thermal rating of 5 W/(m·K)
- Packaging does not include silicone rubber mounting bands
Good fit if
- You need a slim copper cooler that clears tight laptop drive clearances.
- You want bundled mounting hardware including screws, a sled, and a screwdriver.
- You require multiple thermal pad thicknesses to match your SSD surface profile.
Skip if
- You use shorter M.2 drive sizes such as 2230, 2242, or 2260.
- You prefer elastic silicone bands over mechanical screw and sled mounting.
Verdict: Awxlumv Copper M.2 2280 SSD Heatsink provides high 401 W/(m·K) conductivity in a slim 0.03-inch profile for tight laptop drive bays. Its bundled pads and mounting tools give you everything needed for direct installation.
Specifications side by side
| Spec | JIUWU 15x15x0.8mm Copper Heatsink Shims | K5 PRO 400g Viscous Thermal Putty | Easycargo 15x15x0.5mm Copper Shims 20-Pack | Easycargo 100-Piece 15mm Copper Shim Kit | Easycargo SODIMM Copper Memory Heatsink | SGTKJSJS Copper M.2 2280 Laptop Heatsink | Easycargo Laptop M.2 2280 Copper Heatsink | Easycargo 124-Piece Multi-Size Aluminum and Copper Kit | Icepc 1.5mm Graphene Copper M.2 Heatsink | GeeekPi 102-Piece Aluminum and Copper Heatsink Kit | Bopaodao 120mm Flat Copper Heat Pipe | Bopaodao 5mm x 90mm Copper Heat Pipe | Icepc 2280 M.2 Graphene Coated Copper Heatsink | JOYJOM 2mm Graphite-Coated Copper M.2 Heatsink | Awxlumv Copper Laptop M.2 2280 Heatsink |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Material | High Purity Copper | not specified | Copper | Copper C1100 | Copper | 100% copper | Copper | Aluminum and Copper | Copper with graphene coating | Aluminum, Copper | 99% pure copper | Copper, thermal fluid | Copper | Pure Copper | 100% copper |
| Cooling Method | not specified | not specified | passive | not specified | not specified | not specified | not specified | not specified | not specified | not specified | Passive | Passive | not specified | not specified | not specified |
| Compatible Device | Laptop GPU and CPU | Apple iMac, Asus ROG, Acer Nitro, MSI | Laptop GPU CPU IC Chips VGA RAM | PC, Laptop GPU, CPU, M.2 NVMe SSD | Laptop Notebook SODIMM RAM | M.2 2280 SSD | not specified | Raspberry Pi 4, M.2 SSD, PS5 | M.2 2280 NVMe SSD, PS5, Laptop PC | Raspberry Pi, CPU, GPU, Laptop | Laptop, CPU, GPU, mobile phone | Laptop, PC, GPU, CPU, VRAM, RAM | M.2 NVMe SSD, PS5, Laptop, PC | M.2 2280 SSD, Laptop, PS5 | M.2 2280 SSD |
| Dimensions | 15mm x 15mm x 0.8mm | not specified | 15x15x0.5mm | not specified | 63mmx23mmx0.5mm | not specified | 77mmx22mmx1mm | not specified | 70x20x1.5mm | not specified | 2mm x 5.5mm x 120mm | 5mm x 90mm | 2.76 x 0.91 x 0.31 inches | 70x20x2mm | not specified |
| Mounting Type | not specified | not specified | Pre applied adhesive tape backing | not specified | Pre-applied adhesive tape | Rubber ring, insulation sticker | Nano thermal tape | Pre-applied 3M 8810 adhesive tape | Adhesive thermal pad | Thermal conductive adhesive tape | not specified | not specified | not specified | not specified | Mounting Screw |
| Features | not specified | Thermal Pad | Thermal Tape | not specified | Thermal Tape | Thermal Pad | Thermal Pad | Thermal Tape | not specified | Thermal Tape | not specified | not specified | not specified | Thermal Pad | Thermal Pad |
| Length | 0.59 inches | not specified | 0.59 inches | 0.6 inches | 2.48 inches | 3 inches | 3.03 inches | 0.56 inches | not specified | not specified | not specified | not specified | not specified | not specified | 2.95 inches |
| Width | 0.59 inches | not specified | 0.59 inches | 0.6 inches | 0.91 inches | 0.87 inches | 0.87 inches | 0.56 inches | not specified | not specified | not specified | not specified | not specified | not specified | 0.9 inches |
| Weight | 0.32 ounces | 14.1 ounces | not specified | not specified | not specified | 2.89 ounces | 0.51 ounces | 5.93 ounces | 1.59 ounces | 7.83 ounces | not specified | not specified | 1.75 ounces | 1.06 ounces | 1.13 ounces |
| Size | 15mm x 15mm x 0.8mm | not specified | 15x15x0.5mm | not specified | not specified | not specified | not specified | not specified | 70x20x1.5mm | not specified | L: 120mm | D: 5mm | not specified | not specified | not specified |
| Model | GYA032 | K5 400g | NA | ES-C100-1515 | 6323-05-8810 | m2-t2p | 772201 | 124-HK | ICEPC0016-1.5 | not specified | not specified | not specified | ICEPC0026-B | 70x20x2mm | HC-M.2-1 |
| Color | not specified | not specified | Copper Tone | Copper | not specified | Copper Heatsinks | 4-pack | not specified | not specified | not specified | W: 5.5mm T: 2mm | L: 90mm | Black | Black | not specified |
If you prefer a prebuilt system over replacing internal heatsinks, you can compare factory cooling specifications across the best samsung gaming laptops.
How to Choose Laptop Heatsinks
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Thermal Tape Versus Loose Shims
Check how the heatsink secures to your component. Some options include pre-applied thermal tape, such as the 3M 8810 adhesive on Easycargo 15x15x0.5mm Copper Shims. Adhesive tape holds the metal plate directly onto VRAM or chipset packages without requiring mounting clips or liquid paste. If you use bare copper shims without tape, you must apply your own thermal interface material to ensure heat transfers across surfaces. Choose pre-taped shims if you want immediate adherence during assembly.
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Assortments for Varying Component Gaps
Select multi-thickness kits if you do not know the exact space between your chips and the stock laptop cooling assembly. The Easycargo 100-Piece 15mm Copper Shim Kit provides 12 distinct thicknesses in C1100 copper with 401 W/mK thermal conductivity. Having stepped thicknesses lets you test fit individual shims until the gap is closed without bending the motherboard. If you measure your gap in advance, you can choose a single-thickness pack instead of a multi-size assortment.
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Matching Specific Laptop Hardware Footprints
Verify the target component before buying, because laptop parts require specific footprints. Standard small square shims cool individual voltage regulators or graphic memory chips. Laptop memory modules require specialized elongated plates. For example, the Easycargo SODIMM Copper Memory Heatsink measures 0.91 inches wide by 2.48 inches long, matching the standard dimensions of a SODIMM stick. Using a dedicated heatsink profile covers all surface memory chips uniformly rather than requiring multiple separate shims across the circuit board.
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Flat Versus Round Heat Pipes
Check the pipe geometry if you need to route thermal energy away from tight components. Passive copper heat pipes contain internal working fluid to transfer heat across distances. The Bopaodao 120mm Flat Copper Heat Pipe features a flattened 2mm profile that slips beneath cramped laptop shells where tubular designs cannot clear. In contrast, standard 5mm round heat pipes require deeper chassis cavities. Choose flat profiles for ultra-thin laptop frames and round pipes only when vertical clearance allows.
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Copper Versus Finned Aluminum Materials
Compare thermal materials based on the airflow available inside your laptop. Copper provides high thermal conductivity for direct contact transfer, while aluminum allows for lightweight extruded fin designs that release heat into moving air. The Easycargo 124-Piece Multi-Size Kit combines finned aluminum heatsinks with flat copper shims. Choose flat copper plates for tight contact points beneath the factory heat assembly. Select finned aluminum blocks only if your laptop has open interior space with active fan airflow.
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Coated Surfaces and Grooved Profiles
Examine the surface structure of M.2 drive heatsinks before installation. Plain flat copper plates maximize direct surface contact, while grooved designs increase the available cooling area. The JOYJOM 2mm Graphite-Coated Copper M.2 Heatsink features a graphite surface layer and grooved ridges to promote thermal dissipation inside tight drive bays. It also includes silicone bands and thermal pads for secure retention. Choose grooved or coated copper designs when your drive compartment has minimal airflow to aid dissipation.
Frequently asked questions
Can you use copper heatsinks to cool laptop RAM modules?
Yes, dedicated copper shims fit laptop SODIMM modules without blocking adjacent internal components. For example, the Easycargo SODIMM Copper Memory Heatsink features a low 0.019685-inch height profile and measures 2.48 inches long. It includes pre-applied thermal adhesive tape to stick directly onto notebook RAM chips, keeping the total memory footprint slim enough for tight dual-slot SODIMM bays.
What thermal conductivity rating do copper laptop heatsinks provide?
Pure copper heatsink plates typically deliver a thermal conductivity rating around 401 W/mK. Both the Easycargo 100-Piece Shim Kit and the Easycargo Laptop M.2 2280 heatsink publish 401 W/mK conductivity specifications. This material property allows solid copper spacers to transfer heat away from components rapidly, provided you select the exact physical dimensions to ensure full contact without bending internal circuit boards.
How do flat heat pipes fit inside a laptop chassis?
Flat heat pipes fit inside tight laptop frames by using low-profile flattened copper tubing. The Bopaodao 120mm Flat Copper Heat Pipe measures 2mm thick and 5.5mm wide, giving you a passive conduit for tight spaces. These pipes use internal liquid vaporization and condensation to route heat along their 120mm length toward laptop exhaust areas without needing mechanical fans directly on the heat source.
Which heatsink thickness works best for a laptop M.2 2280 SSD?
Laptop SSD slots usually require heatsinks between 0.03 inches and 2mm thick to clear the bottom cover. The Awxlumv M.2 heatsink features a 0.03-inch profile, while the JOYJOM and Icepc M.2 plates measure 2mm and 1.5mm thick respectively. Choosing a slim plate ensures your NVMe drive dissipates heat through silicone thermal pads without exerting physical pressure against the laptop housing.
Why choose an assortment kit with multiple heatsink sizes?
Multi-size kits help when you need to cool varied motherboard components with different surface areas and clearances. The GeeekPi 102-Piece Kit and Easycargo 124-Piece Kit provide various small aluminum and copper shapes with pre-applied thermal tape. Having multiple dimensions available lets you cover discrete voltage regulator modules, chipsets, and video memory without ordering separate single-size heatsink packs for each individual chip.
Is thermal putty electrically conductive when applied to laptop boards?
Viscous thermal putties designed for laptop gap filling are formulated to be non-conductive. The K5 PRO 400g putty features non-conductive paste chemistry that allows safe application across component pins and traces. Because it bridges gaps up to 3mm without conducting electricity, it provides a safe alternative to metal shims when cooling exposed laptop VRMs or irregular gaps around sensitive GPU components.
Can you install aluminum heatsinks inside a laptop?
You can use aluminum heatsinks inside a laptop if internal vertical clearance allows finned structures. The Easycargo 124-Piece Kit includes small finned aluminum heatsinks alongside flat copper shims. While aluminum heatsinks offer finned surface area to dissipate heat into ambient air, their taller profiles mean they are best reserved for open motherboard areas rather than low-clearance drive bays or under-keyboard spaces.