Looking Beyond the Dynatron 1U Copper Vapor Chamber? 6 Alternatives Worth a Look
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The Dynatron A28 provides specialized passive cooling for AMD EPYC SP3 systems. If you are searching for dynatron a28 amd epyc alternatives, you may need different dimensions or socket support. This 1U heatsink uses a copper vapor chamber base and skiving fins to manage heat in tight server chassis. Its 120 by 82 by 27 mm footprint fits standard 1U server racks. The vapor chamber spreads heat efficiently across the copper fins for consistent passive performance.
You might look elsewhere if your build requires a different socket, such as Intel Xeon FCLGA 3647. Some users need a larger 2U profile for better thermal headroom. Others may prefer a liquid cooling solution for high-TDP processors in dense server environments. The alternatives listed here were chosen because their specifications overlap with the original product. They all target 1U or 2U server systems and share key traits like passive cooling methods or copper construction. This list helps you compare options based on actual hardware data rather than marketing claims.
Our top pick: Dynatron 1U Copper Vapor Chamber Server Heatsink.
Comparing SP3 and Server Alternatives
Dynatron 1U Passive Copper Heatsink
The Dynatron A25 shares the same SP3 socket support and 1U height as the A28, making it a direct physical alternative for your server build. It uses pure copper construction rather than a vapor chamber base. The fin stack is slightly smaller, measuring 4.4 inches long versus the A28’s 4.7 inches. This model weighs 1.3 pounds, which is heavier than the A28’s 1.01 pounds. You should choose this if you prefer traditional skived copper fins over vapor chamber technology. It offers similar passive cooling capabilities for EPYC processors in tight 1U chassis environments.
Dynatron 1U Copper Vapor Chamber Server Heatsink
This Dynatron B4A model features a copper vapor chamber similar to the A28, but it targets Intel Xeon FCLGA 3647 sockets. It is not compatible with AMD EPYC SP3 systems. The dimensions are slightly narrower at 3.1 inches wide and shorter at 4.2 inches long. It maintains the standard 1U height of one inch. The weight is 1.06 pounds, close to the A28. You should only consider this if you are building an Intel Xeon server rather than an AMD EPYC system. It provides comparable compact passive cooling for different processor platforms within the same 1U server form factor.
Dynatron 1U AMD SP3 Liquid Cooler
The Dynatron L29 Liquid Cooler supports SP3 sockets like the A28 but uses liquid cooling instead of passive copper heatsinking. It is significantly larger, measuring 12 inches in height and 10 inches in length. This active solution fits high-TDP AMD server CPUs in dense 1U spaces. The width is narrower at 2.5 inches. It requires a fan and pump setup rather than relying on case airflow alone. You should pick this for high-performance workloads where passive cooling is insufficient. It offers superior thermal handling for demanding EPYC processors in compact server chassis.
SilverStone 1U Passive Copper Server Heatsink
The SilverStone SST-XE01-2011 is a passive copper heatsink designed for Intel LGA 2011 and 2066 sockets, not AMD SP3. It matches the 1U height profile at 1.02 inches. The base is square, measuring 3.54 inches on each side, differing from the A28’s rectangular footprint. It weighs 1.08 pounds. This unit requires high-static-pressure case fans for effective cooling. You should choose this if you are building an Intel workstation or server with LGA 2011/2066 processors. It provides reliable passive cooling for Intel platforms in rackmount cases with adequate airflow.
MITXPC Threadripper EPYC Passive 2U Heatsink
The Dynatron A34 supports SP3 sockets like the A28 but is a 2U passive heatsink. It is taller at 2.52 inches, exceeding the 1U height limit. The dimensions are 3.15 inches wide and 4.45 inches long. This larger surface area aids passive cooling for AMD Threadripper and EPYC systems. It requires more vertical space than the A28. You should select this if your chassis supports 2U height and you need enhanced passive thermal performance. It offers a robust passive solution for AMD platforms where space constraints are less restrictive than in 1U builds.
Dynatron 1U AM4 Copper Passive Heatsink
The Dynatron A37 Copper Heatsink supports AMD AM4 sockets, not SP3. It maintains the 1U height of one inch but differs in footprint, measuring 3 inches wide and 5 inches long. It uses copper construction for passive cooling. This model is designed for compact AM4 builds in server chassis. You should consider this if you are using AMD AM4 processors rather than EPYC. It provides reliable passive cooling for AM4 systems in well-ventilated 1U cases. The different socket compatibility makes it unsuitable for EPYC SP3 motherboards.
Quick picks
Our 7 picks
Dynatron 1U Copper Vapor Chamber Server Heatsink
Best for: AMD EPYC SP3 1U server passive cooling
- Socket Compatibility
- SP3
- Material
- Copper 1100 with Skiving Fin
- Server Height
- 1U
- Compatible Device
- AMD EPYC
- Dimensions
- 120 x 82 x 27 mm
- System Type
- Server
View on Amazon: Dynatron 1U Copper Vapor Chamber Server Heatsink Affiliate link
The Dynatron A28 is a 1U server heatsink built for AMD EPYC processors on Socket SP3. It uses a Copper 1100 base with skived fins and a vapor chamber for efficient heat transfer. The unit measures 120 x 82 x 27 mm and weighs 1.01 pounds. This design suits 1U server chassis and taller cases requiring passive cooling for high-performance AMD EPYC CPUs.
Pros
- Vapor chamber base for improved heat spreading
- Copper 1100 material with skived fin technology
- Compatible with AMD EPYC Socket SP3
- Fits 1U server height constraints
Cons
- Limited to AMD EPYC Socket SP3 only
- Passive cooling requires strong case airflow
- No included fan or mounting hardware listed
Good fit if
- You use an AMD EPYC processor in a 1U server
- You need a low-profile heatsink under 30mm tall
- You prefer passive cooling for silent operation
Skip if
- You use Intel Xeon or AMD Ryzen CPUs
- You need active cooling with a fan
- You require compatibility with Socket TR4 or sWRX8
Verdict: The Dynatron A28 1U Copper Vapor Chamber Heatsink is a specialized passive cooler for AMD EPYC SP3 systems. It fits users needing a low-profile, high-efficiency heatsink for 1U server builds.
Dynatron 1U Passive Copper Heatsink
Best for: 1U AMD EPYC SP3 passive cooling
- Socket Compatibility
- SP3
- Material
- Copper 1100
- Server Height
- 1U
- Cooling Method
- Passive
- Compatible Device
- AMD EPYC
- Dimensions
- 4.4 × 3 × 1 inches
View on Amazon: Dynatron 1U Passive Copper Heatsink Affiliate link
The Dynatron A25 is a 1U passive copper heatsink for AMD EPYC SP3 sockets. It uses 1-inch tall skived fins made from Copper 1100. The unit measures 3 by 4.4 inches and weighs 1.3 pounds. Shin-Etsu 7762 thermal grease is pre-printed for installation. This design suits 1U server builds requiring reliable passive cooling for high-end AMD processors.
Pros
- Copper 1100 construction with skived fins
- Pre-printed Shin-Etsu 7762 thermal grease
- Compact 1-inch height for 1U chassis
- Specific compatibility with AMD EPYC SP3
Cons
- Passive cooling relies on case airflow
- Limited to AMD EPYC SP3 socket only
- No vapor chamber for heat spreading
Good fit if
- You need a passive solution for a 1U server chassis
- You are building with an AMD EPYC SP3 processor
- You require a low-profile copper heatsink under 2 inches
Skip if
- You use an Intel Xeon or AMD Ryzen socket
- You need active fans for high thermal loads
- You require a vapor chamber for better heat transfer
Verdict: The Dynatron A25 1U Passive Copper SP3 is a specialized passive heatsink for AMD EPYC SP3 systems. It fits users who need a 1-inch tall copper solution for 1U servers.
Dynatron 1U Copper Vapor Chamber Server Heatsink
Best for: Intel Xeon FCLGA 3647 server cooling
- Socket Compatibility
- FCLGA 3647 Narrow ILM
- Material
- Copper with vapor chamber base
- Server Height
- 1U
- Dimensions
- 108.0 x 81.0 x 27.0 mm
- System Type
- Server
- Weight
- 1.06 pounds
View on Amazon: Dynatron 1U Copper Vapor Chamber Server Heatsink Affiliate link
The Dynatron B4A is a 1U passive cooler designed for Intel Xeon processors on the FCLGA 3647 Narrow ILM socket. It uses a copper vapor chamber base and stacked copper fins for heat dissipation. The unit measures 108.0 x 81.0 x 27.0 mm and weighs 1.06 pounds. This design suits server environments requiring compact, high-density cooling for Intel Platinum and Gold family CPUs.
Pros
- Vapor chamber base for efficient heat transfer
- Copper stacked fin construction
- Compatible with FCLGA 3647 Narrow ILM socket
- Compact 1U height of 27.0 mm
Cons
- Passive design requires external case airflow
- Limited to Intel sockets, not AMD EPYC
- Heavier than aluminum alternatives at 1.06 pounds
Good fit if
- You need a 1U cooler for Intel Xeon FCLGA 3647
- You require a vapor chamber base for high TDP CPUs
- You are building a dense server chassis
Skip if
- You use AMD EPYC SP3 or sWRX8 sockets
- You need an active fan for passive cooling
- You require compatibility with consumer Intel sockets
Verdict: The Dynatron B4A 1U Copper Vapor Chamber for FCLGA 3647 fits Intel Xeon server builds needing compact, passive cooling. It does not work for AMD EPYC or consumer platforms.
Dynatron 1U AMD SP3 Liquid Cooler
Best for: High-TDP AMD server CPUs in 1U chassis
- Socket Compatibility
- sWRX8, sTRX4, TR4, SP3
- Server Height
- 1U
- System Type
- Server
- Dimensions
- 10 × 2.5 × 12 inches
View on Amazon: Dynatron 1U AMD SP3 Liquid Cooler Affiliate link
The Dynatron L29 is an all-in-one liquid cooler designed for 1U server chassis. It supports AMD sWRX8, sTRX4, TR4, and SP3 sockets. The unit handles up to 280 watts of heat dissipation. It measures 10 by 12 by 2.5 inches. Shin-Etsu 7762 thermal compound is pre-applied. You should consider this if you need liquid cooling for high-TDP EPYC or Threadripper processors in a low-profile server build.
Pros
- All-in-one liquid cooling design
- Supports up to 280 watts heat dissipation
- Compatible with sWRX8, sTRX4, TR4, and SP3 sockets
- Pre-applied Shin-Etsu 7762 thermal compound
Cons
- Larger physical footprint than standard air coolers
- Liquid cooling requires more maintenance than air
- No mention of fan noise levels in specifications
Good fit if
- You need to cool a 280W processor in a 1U chassis
- You are building a server with AMD SP3 or TR4 sockets
- You prefer liquid cooling over air for space constraints
Skip if
- You are using an Intel Xeon processor
- You need a passive cooling solution
- You have a standard desktop ATX case
Verdict: Dynatron L29 1U Liquid Cooler provides necessary liquid cooling for high-TDP AMD server CPUs in tight 1U spaces. It fits your needs if you are building a dense server with sWRX8 or SP3 sockets.
SilverStone 1U Passive Copper Server Heatsink
Best for: Intel LGA 2011/2066 1U server builds
- Socket Compatibility
- LGA2011/2066
- Material
- Copper skived-fin and copper base
- Server Height
- 1U
- Cooling Method
- Passive
- System Type
- Server
- Dimensions
- 3.54 × 3.54 × 1.02 inches
View on Amazon: SilverStone 1U Passive Copper Server Heatsink Affiliate link
This SilverStone unit is a 1U passive server cooler designed for Intel LGA 2011 and 2066 sockets. It uses a copper skived-fin array and copper base for heat dissipation. The profile stands 26mm tall, making it suitable for tight 1U rackmount chassis. You need active case fans to move air through the fins. It fits systems requiring low-profile cooling for high-end desktop or server platforms.
Pros
- Copper skived-fin and base construction
- Compatible with Intel LGA 2011 and 2066 sockets
- Ultra-low 26mm height for 1U chassis
- Passive cooling design
Cons
- Passive design requires strong case airflow
- Limited to Intel sockets, not AMD
- No included fans
Good fit if
- You need a 1U cooler for LGA 2011
- You have a server chassis with high static pressure fans
- You require a passive solution for LGA 2066
Skip if
- You use AMD EPYC or Ryzen sockets
- You need an active cooler with included fans
- You have a standard desktop tower without forced airflow
Verdict: SilverStone 26mm Copper LGA 2011 Passive Cooler is a specialized 1U heatsink for Intel LGA 2011 and 2066 platforms. It suits users with rackmount cases who can provide their own high-static-pressure airflow.
MITXPC Threadripper EPYC Passive 2U Heatsink
Best for: AMD Threadripper and EPYC passive builds
- Socket Compatibility
- sTRX4, TR4, SP3
- Material
- Aluminum, Heatpipes
- Server Height
- 2U
- Cooling Method
- Passive
- Dimensions
- 4.45" x 3.15" x 2.52"
- System Type
- Server
View on Amazon: MITXPC Threadripper EPYC Passive 2U Heatsink Affiliate link
This is a passive 2U server heatsink designed for AMD Threadripper and EPYC processors. It supports sockets sTRX4, TR4, and SP3. The unit handles up to 180 watts of heat dissipation. It features an aluminum base with stacked fins and heatpipes. The dimensions are 4.45 x 3.15 x 2.52 inches. Shin-Etsu 7762 thermal paste is pre-applied. You need case airflow to use this effectively.
Pros
- Supports AMD Threadripper and EPYC sockets
- Handles up to 180 watts TDP
- Pre-applied Shin-Etsu 7762 thermal paste
- Compact 2U form factor
Cons
- Passive cooling requires strong case airflow
- Aluminum base has lower thermal conductivity than copper
- Limited to 180 watts heat dissipation
Good fit if
- You use AMD Threadripper or EPYC CPUs
- You have a server case with good airflow
- You need a 2U height solution
Skip if
- You need active fan cooling
- Your CPU exceeds 180 watts TDP
- You have a low-airflow mini-ITX case
Verdict: Dynatron A34 2U Passive Heatsink is a solid passive option for AMD Threadripper and EPYC systems with adequate airflow. It fits users who prioritize low profile and compatibility over active cooling performance.
Dynatron 1U AM4 Copper Passive Heatsink
Best for: AM4 processors in 1U server chassis
- Socket Compatibility
- AM4
- Material
- Copper
- Server Height
- 1U
- Cooling Method
- Passive
- Dimensions
- 5 x 3 x 1 inches
- System Type
- Server
View on Amazon: Dynatron 1U AM4 Copper Passive Heatsink Affiliate link
The Dynatron A37 is a passive copper heatsink designed for AMD Ryzen AM4 sockets. It stands 1U tall at 1 inch, with a 5 by 3 inch footprint. This compact build fits small form factor server cases. It relies on system airflow rather than fans. You need adequate case ventilation to keep your CPU cool.
Pros
- Pure copper construction for efficient heat transfer
- 1U height fits tight server chassis
- Compatible with AMD AM4 sockets
- Compact 5 by 3 inch footprint
Cons
- Passive design requires strong case airflow
- Limited to AM4 socket compatibility
- No included fan or mounting hardware
Good fit if
- You use an AMD AM4 processor
- You have a server case with good airflow
- You need a low-profile 1U cooler
Skip if
- You use an Intel or newer AMD socket
- Your case has poor airflow
- You need active fan cooling
Verdict: The Dynatron A37 Copper 1U AM4 Heatsink suits AMD AM4 users in well-ventilated 1U server cases. It offers reliable passive cooling for compact builds.
Specifications side by side
| Spec | Dynatron 1U Copper Vapor Chamber Server Heatsink | Dynatron 1U Passive Copper Heatsink | Dynatron 1U Copper Vapor Chamber Server Heatsink | Dynatron 1U AMD SP3 Liquid Cooler | SilverStone 1U Passive Copper Server Heatsink | MITXPC Threadripper EPYC Passive 2U Heatsink | Dynatron 1U AM4 Copper Passive Heatsink |
|---|---|---|---|---|---|---|---|
| Socket Compatibility | SP3 | SP3 | FCLGA 3647 Narrow ILM | sWRX8, sTRX4, TR4, SP3 | LGA2011/2066 | sTRX4, TR4, SP3 | AM4 |
| Material | Copper 1100 with Skiving Fin | Copper 1100 | Copper with vapor chamber base | not stated | Copper skived-fin and copper base | Aluminum, Heatpipes | Copper |
| Server Height | 1U | 1U | 1U | 1U | 1U | 2U | 1U |
| Cooling Method | not stated | Passive | not stated | not stated | Passive | Passive | Passive |
| Compatible Device | AMD EPYC | AMD EPYC | not stated | not stated | not stated | not stated | not stated |
| Dimensions | 120 x 82 x 27 mm | not stated | 108.0 x 81.0 x 27.0 mm | not stated | not stated | 4.45" x 3.15" x 2.52" | 5 x 3 x 1 inches |
| System Type | Server | not stated | Server | Server | Server | Server | Server |
| Features | Vapor Chamber | not stated | Vapor Chamber | not stated | not stated | not stated | not stated |
| Weight | 1.01 pounds | 1.3 pounds | 1.06 pounds | not stated | 1.08 pounds | not stated | not stated |
| Model | A28 | A25 | B4A | L29 | SST-XE01-2011 | not stated | A37 |
| Color | not stated | not stated | not stated | Black | 1U LGA2011/2066 Passive | not stated | not stated |
For a related comparison, read amd radeon pro w7800 alternatives.
Frequently asked questions
Is there a better Dynatron option for AMD EPYC SP3 than the A28?
The Dynatron L29 Liquid Cooler is the best premium choice for high-TDP AMD server CPUs in 1U chassis. It supports SP3 sockets and provides liquid cooling where passive solutions may struggle. Its dimensions are 2.5 by 12 by 10 inches. This model is ideal for dense server builds requiring active thermal management.
Can I use the Dynatron A28 on Intel Xeon processors?
No, the Dynatron A28 is designed specifically for AMD EPYC SP3 systems. If you need an Intel solution, consider the Dynatron B4A 1U Copper Vapor Chamber Server Heatsink. It is built for FCLGA 3647 sockets and fits Intel Xeon server builds. It does not work for AMD EPYC or consumer platforms.
What is the best passive cooler for Intel LGA 2011?
The SilverStone 1U Passive Copper Server Heatsink is the best option for Intel LGA 2011 and 2066 platforms. It measures 3.54 by 1.02 by 3.54 inches and weighs 1.08 pounds. This cooler suits users with rackmount cases who can provide their own high-static-pressure airflow for effective passive cooling.
Is there a 2U alternative to the 1U Dynatron A28?
The MITXPC Threadripper EPYC Passive 2U Heatsink is a solid option for AMD Threadripper and EPYC systems. It fits users who prioritize low profile and compatibility over active cooling performance. The dimensions are 3.15 by 2.52 by 4.45 inches. It requires adequate airflow to function effectively in 2U chassis.
Does Dynatron make a 1U cooler for AM4 sockets?
Yes, the Dynatron A37 Copper 1U AM4 Heatsink is designed for AMD AM4 processors in 1U server chassis. It offers reliable passive cooling for compact builds. The unit measures 3 by 1 by 5 inches. It suits users with well-ventilated 1U server cases needing a straightforward copper solution.
How does the Dynatron A25 compare to the A28?
The Dynatron A25 shares the same SP3 socket support and 1U height as the A28, making it a direct physical alternative. It uses pure copper construction rather than a vapor chamber base. The A25 measures 3 by 1 by 4.4 inches. It is a specialized passive heatsink for 1U AMD EPYC SP3 systems.