MITXPC Dynatron 1U Passive Copper Review (2026): A Spec-Based Look
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This mitxpc dynatron w5 copper fins review covers the Dynatron 1U Passive Copper Server Cooler. It is a passive air cooling solution designed for 1U server chassis. The unit supports the ASRock Rack ALTRAD8UD-1L2T Ampere Altra motherboard with LGA4926 socket compatibility. It handles up to 250 watts of heat dissipation. The cooler features a vapor chamber and copper construction. It measures 1.09 inches in height and weighs 1.14 pounds. Shin-Etsu X23-8079-2 thermal compound is pre-applied. This spec-based look explains what the listing provides for high-density server builds.
What stands out
- Passive design with vapor chamber for efficient heat transfer
- Copper fins and base for superior thermal conductivity
- Supports 250W TDP in a 1U form factor
- Pre-applied Shin-Etsu X23-8079-2 thermal compound
- Specific compatibility with LGA4926 socket motherboards
Who it fits
Good fit for
This cooler suits IT administrators building compact 1U servers using the ASRock Rack ALTRAD8UD-1L2T Ampere Altra platform. You need this if your chassis has strict height limits under 1.1 inches. It is ideal for environments where fan noise is a concern or where passive cooling is preferred for reliability. The 250W rating fits Ampere Altra processors that require robust heat dissipation in small footprints. If you are deploying dense compute nodes, this spec matches your hardware constraints.
Who should skip it
You should look at another option if you are not using the ASRock Rack ALTRAD8UD-1L2T motherboard. This cooler is locked to the LGA4926 socket, so it will not fit other platforms. It is also unsuitable for standard desktop PCs that require active fans for lower TDP CPUs. If your server chassis allows taller coolers, this 1U unit may be over-engineered for your needs. The specific form factor limits its use to niche 1U server builds only.
Verdict: The Dynatron 1U Passive Copper Server Cooler is a specialized solution for 1U Ampere Altra builds. It delivers necessary thermal performance for 250W chips in a minimal footprint.
Key specs explained for this cooler
TDP Rating: 250W
This rating indicates the maximum heat the cooler can dissipate. You need this capacity to prevent thermal throttling in high-performance server workloads. Standard desktop air coolers often handle less heat. This spec ensures the unit remains stable under sustained load without overheating the processor.
Socket Compatibility: LGA4926
This defines the exact physical interface required for installation. You must use this cooler only with motherboards featuring the LGA4926 socket. It is not compatible with standard desktop sockets. Verify your motherboard model matches this requirement before purchasing to ensure proper mounting and electrical contact.
Material: Copper
Copper offers superior thermal conductivity compared to aluminum. It transfers heat from the CPU base to the fins more efficiently. This material choice helps maintain lower operating temperatures. You benefit from better heat spreading across the vapor chamber, which is critical for dense server environments.
Height: 1.09 inches
This dimension confirms the cooler fits within a 1U server chassis. You must ensure your case has sufficient vertical clearance. Standard desktop towers allow much more height. This low profile is essential for rack-mounted servers where space is extremely limited and airflow paths are narrow.
Design and build details
The Dynatron W5 uses a copper construction for its fins and vapor chamber. Copper offers high thermal conductivity, which helps move heat away from the LGA4926 socket efficiently. The listing specifies a passive design, meaning it relies on case airflow rather than integrated fans. This layout suits 1U server chassis where space is tight and external airflow is managed by system fans.
According to the listing, the physical dimensions are 3.23 inches in length, 4.72 inches in width, and 1.09 inches in height. The 1.09-inch height is critical for 1U compatibility, ensuring it fits within the strict vertical clearance of small form factor server cases. The unit weighs 1.14 pounds. This mass helps stabilize the heat sink and provides thermal mass to buffer temperature spikes during variable workloads.
The vapor chamber feature spreads heat laterally across the copper base before it reaches the fins. This design allows the cooler to handle up to 250 watts of heat dissipation. The Shin-Etsu X23-8079-2 thermal compound is pre-applied, simplifying installation for server builds. You do not need to manage paste application manually. The copper finish is natural, without additional plating, which keeps the material properties consistent for heat transfer.
Setup and everyday use
Installing this cooler requires careful attention to your server chassis. The unit measures 4.72 inches in width, 3.23 inches in length, and 1.09 inches in height. Its total weight is 1.14 pounds. You must ensure your 1U server case has enough internal space to accommodate these dimensions. The cooler is designed specifically for the ASRock Rack ALTRAD8UD-1L2T Ampere Altra motherboard. It only fits the LGA4926 socket. You cannot mount it on other server platforms or desktop motherboards. The listing includes Shin-Etsu X23-8079-2 pre-printed thermal compound. This saves you the step of applying paste yourself. You simply align the unit with the socket and secure it. The passive design means it has no fans. Everyday operation depends entirely on your server’s existing airflow system. The cooler dissipates up to 250 watts of heat. You need adequate case fans to push air through the copper fins and vapor chamber. Without proper airflow, the processor will overheat. This setup is not for plug-and-play desktop use. It is built for dedicated server environments where airflow is managed by the chassis design. You should verify your server’s fan curves before relying on this cooler for sustained 250W loads. The vapor chamber helps spread heat evenly across the copper base. This ensures consistent cooling under heavy server workloads. No software or BIOS settings are required for the cooler itself. You only need to monitor CPU temperatures through your server management interface.
Before you buy this cooler
You must verify your ASRock Rack ALTRAD8UD-1L2T motherboard is installed. The LGA4926 socket compatibility is strict. Do not assume it fits other server boards. You need a 1U chassis with strong case airflow. Passive cooling relies entirely on fans pushing air through the copper fins. Ensure your server fans can move enough air across the vapor chamber. The Shin-Etsu X23-8079-2 compound is pre-printed. You do not need to apply more. Check your thermal paste compatibility if you remove it. This unit sits alongside other server air coolers. It suits high-TDP workloads where space is tight. Desktop coolers lack this 250W capacity. You need dedicated server infrastructure. Confirm your power supply and fan curves support passive cooling. This is not for quiet home offices. It is for dense 1U racks.
Check before you buy
- Verify ASRock Rack ALTRAD8UD-1L2T motherboard installation.
- Confirm 1U chassis has adequate airflow.
- Check LGA4926 socket compatibility strictly.
- Ensure fan curves support passive cooling.
The product at a glance
Dynatron 1U Passive Copper Server Cooler
Best for: 1U server racks with Ampere Altra CPUs
- Socket Compatibility
- LGA4926
- TDP Rating
- 250W
- System Type
- Server
- Server Height
- 1U
- Material
- Copper
- Features
- Vapor Chamber
View on Amazon: Dynatron 1U Passive Copper Server Cooler Affiliate link
The MITXPC Dynatron W5 is a passive air cooler designed for 1U server environments. It uses copper fins and a vapor chamber to handle up to 250W of heat dissipation. The unit measures 1.09 inches in height, fitting strict space constraints. It supports the LGA4926 socket and comes with Shin-Etsu X23-8079-2 thermal compound pre-applied. You need this for high-density server builds requiring reliable cooling without fan noise.
Pros
- Supports up to 250W TDP
- Copper fins and vapor chamber construction
- 1.09-inch height fits 1U chassis
- Pre-printed Shin-Etsu X23-8079-2 thermal compound
Cons
- Passive design requires external case airflow
- Limited to LGA4926 socket compatibility
- Heavy at 1.14 pounds for small form factor
Good fit if
- You are building a 1U server chassis
- You need silent cooling for Ampere Altra processors
- You require a copper vapor chamber solution
Skip if
- You need support for consumer desktop sockets
- You prefer active fan-based cooling
- You are building a standard ATX desktop PC
Verdict: The MITXPC Dynatron W5 1U Copper Passive Cooler is a specialized solution for 1U server racks. It fits users who need silent, high-capacity cooling for LGA4926 processors in tight spaces.
Specifications side by side
| Spec | Dynatron 1U Passive Copper Server Cooler |
|---|---|
| Socket Compatibility | LGA4926 |
| TDP Rating | 250W |
| System Type | Server |
| Server Height | 1U |
| Material | Copper |
| Features | Vapor Chamber |
| Dimensions | 3.23 × 4.72 × 1.09 inches |
| Weight | 1.14 pounds |
| Color | Copper |
| Model | W5 |
Frequently asked questions
Does the MITXPC Dynatron W5 include fans for active cooling?
No, this unit is a passive cooler. It relies entirely on existing case airflow to dissipate heat. You must ensure your server chassis has strong fans pushing air through the copper fins. The design omits fans to reduce noise and power consumption in a 1U rack environment.
What processor socket does this cooler support?
It supports the LGA4926 socket. This specific socket is used by Ampere Altra processors. You need a compatible motherboard, such as the ASRock Rack ALTRAD8UD-1L2T, to install it. It is not designed for standard desktop sockets like LGA1700 or AM5.
Is the vapor chamber included in the copper construction?
Yes, the product attributes list a vapor chamber as a feature. This component helps spread heat evenly across the copper fins. It works with the passive design to move thermal energy away from the CPU efficiently without active components.
What are the exact dimensions of the Dynatron 1U cooler?
The cooler measures 4.72 inches in width, 3.23 inches in length, and 1.09 inches in height. These compact dimensions are critical for fitting into tight 1U server racks. You must verify your chassis has sufficient internal space to accommodate these measurements.
How much does the MITXPC Dynatron W5 weigh?
The unit weighs 1.14 pounds. This weight comes from the dense copper construction and vapor chamber. You need to ensure your server rack or motherboard bracket can support this mass without sagging or causing stress to the CPU socket.
Can I use this cooler for a standard desktop PC?
No, this is a specialized server solution. It is built for 1U server racks and LGA4926 sockets. Standard desktop cases rarely support 1U height constraints or this specific server socket. It is not compatible with typical consumer desktop motherboards.
What is the maximum TDP this passive cooler handles?
It is rated for 250W of thermal design power. This capacity allows it to manage high-performance server workloads. You must have adequate case airflow to achieve this rating. Passive cooling performance depends heavily on the air pressure moving through the fins.