Looking Beyond the Newzoll Copper Heatsinks Shim? 6 Alternatives Worth a Look

Comparing Alternative Copper Cooling Solutions

Intel Socket 478 Copper Core CPU Cooler

The Intel Socket 478 Copper Core CPU Cooler is a complete active cooling unit, not a passive shim. It includes a fan and is designed for legacy Pentium 4 systems on Socket 478. Unlike the Newzoll pads which fill gaps, this heatsink actively moves air. It uses copper for heat transfer but requires a power connection. You should pick this if you are maintaining an old desktop PC. The Newzoll shims are for gap filling in modern or varied devices. This Intel unit offers no flexibility in size. It is a fixed solution for a specific socket type. Choose it only if you need to replace a failed cooler on a Socket 478 motherboard.

Dynatron Copper LGA1156 Blower Heatsink

The Dynatron Copper LGA1156 Blower Heatsink is a full active cooler for LGA1156 processors. It measures 3.21 inches wide and 1.12 inches high. It includes a fan for active cooling, unlike the passive Newzoll shims. This unit is a direct replacement for older Intel systems. It provides a complete cooling solution rather than just gap filling. You should choose this if you are repairing an LGA1156 motherboard. The Newzoll pads are versatile for various devices like GPUs or RAM. This Dynatron unit is specific to one socket type. It is heavier at 12.5 ounces. Pick this for legacy server or desktop maintenance where a blower design is required.

Dynatron 1U Active Copper Heatsink

The Dynatron 1U Active Copper Heatsink supports both LGA1155 and LGA1156 sockets. It is a low-profile 1U solution measuring 5 inches wide and 2.5 inches high. It includes a fan for active cooling. This is a complete heatsink, not a simple copper shim. It is designed for older Intel Xeon or Core i-series processors. You should select this if you need a compact active cooler for a specific build. The Newzoll shims are passive and used for gap filling. This Dynatron unit provides active airflow. It is heavier at 15.2 ounces. Choose this for server or tight-case environments where a full cooler is needed instead of just thermal interface material.

NEW Games Order PS3 Copper Heatsink Shims

The NEW Games Order PS3 Copper Heatsink Shims are a repair kit for PlayStation 3 consoles. They are designed to fix overheating on Fat and Slim models. This product includes copper shims and thermal paste. It is a targeted solution for a specific gaming console. The Newzoll shims are general-purpose pads for various electronics. This kit is specific to PS3 YLOD repairs. It is larger, weighing 1 pound. The dimensions are 4.1 inches wide. You should pick this if you are repairing a PS3. The Newzoll pads offer more size variety for general DIY projects. Choose this kit for console repair where exact thickness and paste are required.

Dynatron 1U Copper Blower Heatsink

The Dynatron 1U Copper Blower Heatsink is for Intel Socket 2011 narrow ILM systems. It is a low-profile 1U cooler measuring 3.15 inches wide. It includes a fan for active cooling. This unit is for 95-watt processors in server builds. It is a complete cooling solution, not a passive shim. The Newzoll shims are for gap filling in various devices. This Dynatron unit is specific to Socket 2011. It is heavier at 1.04 pounds. You should choose this for server or tight-case environments. It provides active airflow for high-performance legacy CPUs. Pick this if you need a captive-mounted cooler for a specific socket. The Newzoll pads are versatile but passive.

JIUWU 15x15x0.8mm Copper Heatsink Shims

The JIUWU 15x15x0.8mm Copper Heatsink Shims are a single size option. They measure 0.59 inches wide and 0.59 inches long. They are designed for laptop GPU cooling gaps. This product is smaller and lighter than the Newzoll pack. It weighs only 0.32 ounces. The Newzoll shims come in four sizes for more flexibility. The JIUWU shims are for precise, small gaps. You should pick these if you are working on a laptop with a specific 15mm gap. The Newzoll pads are better for varied projects. Choose JIUWU for targeted laptop repair where exact dimensions are critical. They are passive copper pads like Newzoll but less versatile in size.

Quick picks

Our 7 picks

1 Best overall

Newzoll Copper Heatsinks Shim, 4 Sizes

Best for: filling thermal gaps in passive cooling setups

Material

Pure copper

Cooling Method

Passive

Compatible Device

Laptop, CPU, GPU, RAM, VGA, IC chip

Dimensions

15 x 15mm, 20 x 20mm

Weight

4.23 ounces

View on Amazon: Newzoll Copper Heatsinks Shim, 4 Sizes Affiliate link

This pack includes 40 pure copper pads in four dimensions: 15x15x1.0mm, 15x15x1.5mm, 20x20x0.8mm, and 20x20x1.5mm. You get ten pieces of each size. The smooth, burr-free surface ensures direct contact with components. These passive shims fill gaps between heat sources and cooling modules. They work with CPUs, GPUs, RAM, and notebook chips. You use them to improve thermal transfer in DIY projects or repairs.

Pros

• Pure copper material for high thermal conductivity
• Includes four distinct thicknesses for gap filling
• Smooth edges without burrs for better contact
• Pack of 40 pads offers ample supply

Cons

• Passive design requires existing airflow or heatsink
• No adhesive backing for secure attachment
• Only fills gaps, does not cool actively

Good fit if

• You need to bridge a gap between a chip and heatsink
• You are repairing a GPU or CPU thermal path
• You want pure copper for passive heat transfer

Skip if

• You need an active fan for cooling
• You require adhesive for easy installation
• You are looking for a complete cooling solution

Verdict: Newzoll Copper Heatsinks Shim, 4 Sizes provides essential gap-filling copper pads for thermal management. You should buy this if you are repairing a device or building a passive cooling setup where precise thickness matters.

2 Best premium

Intel Socket 478 Copper Core CPU Cooler

Best for: Legacy Socket 478 Pentium 4 systems

Socket Compatibility

Socket 478

Material

Aluminum, Copper core

Compatible Device

Intel Pentium 4, Celeron processors

Fan Size

2.5-inch

Mounting Type

Heat sink retention clip

Features

Fan

View on Amazon: Intel Socket 478 Copper Core CPU Cooler Affiliate link

This Intel heatsink pairs a copper core with an aluminum body to manage heat for older processors. It includes a 2.5-inch fan and a retention clip for secure mounting. You should use this if you need a replacement for Socket 478 Pentium 4 or Celeron chips running up to 3.40 GHz. The design targets legacy systems rather than modern hardware.

Pros

• Copper core for efficient heat transfer
• Aluminum fin structure for durability
• Includes 2.5-inch fan with 3-pin connector
• Designed for Socket 478 compatibility

Cons

• Only supports legacy Socket 478 processors
• Fan size is smaller than modern standards
• Uses a 3-pin connector without PWM control

Good fit if

• You are repairing a vintage Pentium 4 system
• You need a direct replacement for a Socket 478 CPU
• You require a copper core heatsink for older hardware

Skip if

• You have a modern LGA or AM4 socket
• You need PWM fan speed control
• You are building a current-generation PC

Verdict: Intel Socket 478 Copper Core Heatsink is a specialized component for maintaining older Pentium 4 and Celeron systems. It fits users who need exact socket compatibility and legacy cooling solutions.

3 Also great

Dynatron Copper LGA1156 Blower Heatsink

Best for: Legacy Intel LGA1156 system maintenance

Socket Compatibility

LGA1156

Material

Copper

Compatible Device

Intel i5 & i7 CPUs

Fan Size

3-inch

Dimensions

3.35 x 3.21 x 1.12 inches

Features

Fan

View on Amazon: Dynatron Copper LGA1156 Blower Heatsink Affiliate link

This is a copper heat sink designed for Intel LGA1156 i5 and i7 processors. It includes a 3-inch blower fan with a 4-pin connector. The fan uses double ball bearings and runs at up to 2600 RPM at 50% duty cycle. It delivers 3.533 CFM of airflow. The unit measures 3.35 x 3.21 x 1.12 inches and weighs 12.5 ounces. It suits users needing a direct replacement for older Intel platforms.

Pros

• Copper heat sink material for efficient heat transfer
• 3-inch blower fan with double ball bearings
• 4-pin connector for 12V DC power control
• Compatible with Intel LGA1156 socket

Cons

• Limited to LGA1156 socket compatibility
• Low airflow rating of 3.533 CFM
• Blower design may not suit all case airflow layouts

Good fit if

• You need a replacement cooler for an LGA1156 motherboard
• You prefer copper heat sinks for thermal performance
• You require a 4-pin fan connection for speed control

Skip if

• You use a modern socket like LGA1700 or AM5
• You need high airflow for heavy overclocking
• You prefer tower coolers over blower designs

Verdict: Dynatron K199 3-Inch Copper LGA1156 Cooler is a specialized solution for older Intel systems. It fits users maintaining legacy LGA1156 builds who need a direct copper blower replacement.

4 Also great

Dynatron 1U Active Copper Heatsink

Best for: low-profile cooling for LGA1155/1156 systems

Socket Compatibility

LGA1155, LGA1156

Material

Copper

Server Height

1U

Cooling Method

Active

Dimensions

5 x 5 x 2.5 inches

Features

Fan

View on Amazon: Dynatron 1U Active Copper Heatsink Affiliate link

This Dynatron K199 is a 1U active copper heatsink designed for Intel Xeon 3400, Core i3, i5, and i7 processors on LGA1155 and LGA1156 sockets. It measures 5 x 5 x 2.5 inches and weighs 15.2 ounces. The unit includes a 3-inch fan with a 4-pin connector for active cooling. You should consider this if you need a compact, server-grade solution for older Intel platforms.

Pros

• Pure copper construction for efficient heat transfer
• Compatible with LGA1155 and LGA1156 sockets
• Compact 1U profile fits small form factor cases
• Includes 3-inch fan with 4-pin connection

Cons

• Limited to older LGA1155 and LGA1156 sockets
• 1U height restricts use in standard desktop towers
• No specification for fan noise or airflow provided

Good fit if

• You are building a compact server with LGA1156 hardware
• You need a low-profile cooler for LGA1155 systems
• You require a pure copper heatsink for specific legacy CPUs

Skip if

• You use modern LGA1700 or AM5 sockets
• You need a standard tower cooler for a desktop PC
• You require compatibility with LGA1150 or LGA1200 processors

Verdict: Dynatron K199 Copper LGA1155/1156 Cooler fits users needing a low-profile 1U solution for older Intel Xeon or Core i-series processors on LGA1155 or LGA1156 sockets.

5 Also great

NEW Games Order PS3 Copper Heatsink Shims

Best for: PS3 YLOD repair with copper shims

Material

100% copper

Compatible Device

Sony Playstation 3 PS3 Fat Slim

Dimensions

6.7 × 4.1 × 1.4 inches

Weight

1 pounds

View on Amazon: NEW Games Order PS3 Copper Heatsink Shims Affiliate link

This kit includes two 42mm by 42mm copper shims and a tube of Arctic Silver 5 thermal paste. The shims are 1.2mm thick and made from 100% copper. They are designed for Sony Playstation 3 Fat and Slim models. You use these shims between the CPU or GPU and the heatsink. This setup helps improve heat transfer. It is a repair solution for the Yellow Light of Death issue on older consoles.

Pros

• Contains two 100% copper shims
• Includes 3.5g tube of Arctic Silver 5
• Shims measure 42mm x 42mm
• Thickness is 1.2mm

Cons

• Specific to PS3 consoles only
• Small 3.5g thermal paste quantity
• Heavy 1-pound package for small parts

Good fit if

• You own a PS3 Fat or Slim
• You need to fix YLOD issues
• You want pure copper shims

Skip if

• You use a PC or laptop
• You need shims for other devices
• You want large thermal pads

Verdict: NEW Games Order PS3 Copper Shim is a targeted repair kit for PlayStation 3 owners. It provides the exact copper thickness and paste needed to fix overheating on Fat and Slim models.

6 Best lga 2011

Dynatron 1U Copper Blower Heatsink

Best for: Intel Socket 2011 narrow ILM 1U server builds

Socket Compatibility

Intel Socket 2011 (Narrow ILM)

Material

Copper1100

Server Height

1U

Mounting Type

Captive Mounting

Dimensions

4.06 × 3.15 × 1.1 inches

Weight

1.04 pounds

View on Amazon: Dynatron 1U Copper Blower Heatsink Affiliate link

The Dynatron R13 is a 1U server heatsink for Intel Socket 2011 with narrow ILM. It uses a Copper1100 block with skiving fins and includes Shin-Etsu G751 thermal grease. The alloy frame blower fan supports PWM control and handles up to 95 watts of CPU power. It measures 4.06 inches long and 1.1 inches high. This unit suits users needing a compact, captive-mounted solution for LGA 2011 processors in tight spaces.

Pros

• Copper1100 material with skiving fins for efficient heat transfer
• Pre-applied Shin-Etsu G751 thermal grease simplifies installation
• Supports 95-watt TDP CPUs for moderate power loads
• Captive mounting design ensures secure attachment to the socket

Cons

• Limited to 95-watt TDP, which may be insufficient for high-end desktop chips
• Blower fan design directs airflow linearly, which may not suit all case airflow paths
• Specific to narrow ILM Socket 2011, excluding standard LGA 2011 variants

Good fit if

• You need a low-profile 1U heatsink for an Intel Socket 2011 narrow ILM system
• You prefer pre-applied thermal grease to reduce installation time and mess
• You are building a server or workstation with a 95-watt or lower CPU

Skip if

• You require a heatsink for a standard LGA 2011 socket rather than narrow ILM
• You need to cool a CPU with a TDP higher than 95 watts
• You are looking for a tower-style cooler for better passive cooling potential

Verdict: Dynatron R13 1U Copper Heatsink is a specialized, low-profile solution for Intel Socket 2011 narrow ILM systems. It fits users who need a compact, captive-mounted cooler for 95-watt processors in server or tight-case environments.

7 Best budget

JIUWU 15x15x0.8mm Copper Heatsink Shims

Best for: filling small gaps in laptop GPU cooling

Material

High Purity Copper

Compatible Device

Laptop GPU and CPU

Dimensions

15mm x 15mm x 0.8mm

Length

0.59 inches

Width

0.59 inches

Weight

0.32 ounces

View on Amazon: JIUWU 15x15x0.8mm Copper Heatsink Shims Affiliate link

This is a pack of 20 high purity copper pads measuring 15mm by 15mm by 0.8mm. It is designed for laptop GPU and CPU cooling. The thin profile allows you to fill small gaps between components and heatsinks. You get a versatile solution for thermal management in compact devices. The copper material ensures effective heat dissipation. This fits users needing precise gap filling for internal laptop cooling.

Pros

• High purity copper material for efficient heat transfer
• Thin 0.8mm thickness for precise gap filling
• Compact 15mm x 15mm size fits tight spaces
• Pack of 20 provides multiple spares

Cons

• Small 15mm x 15mm surface area limits use on large chips
• Not designed for desktop tower CPUs
• Requires manual cutting for non-standard sizes

Good fit if

• You need to fill small gaps in a laptop GPU
• You are repairing a PS3 or similar console heatsink
• You want high purity copper for thermal conductivity

Skip if

• You need a complete heatsink with a fan
• You are cooling a desktop CPU like LGA1156
• You require pre-applied thermal adhesive

Verdict: JIUWU 15mm Copper Shim is a specialized tool for filling tiny gaps in laptop and console cooling systems. It suits technicians who need precise copper spacers for GPU or CPU contact points.

Specifications side by side

Frequently asked questions

See also

• kioxia exceria heatsink nvme SSD alternatives
• bulbhead red copper 10 PC alternatives