6 Best Alternatives to the UOFKIPBA 1U LGA4677 Passive Heatsink (2026)
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You need reliable uofkipba high performance 1u lga4677 alternatives for your server builds. The UOFKIPBA heatsink supports LGA4677 sockets in 1U chassis using passive cooling. It relies on chassis airflow rather than built-in fans. This design suits industrial computers and workstations with strong case ventilation. However, you might need a different socket type or active cooling for your specific hardware. Some systems require LGA1700 or LGA1200 compatibility. Others benefit from vapor chambers or integrated fans for higher thermal loads. You may also prefer a different brand for better mounting stability or material quality. We selected these options because their specifications overlap with the original product. Each alternative matches the 1U height requirement and targets server or workstation environments. You can compare socket support, cooling methods, and physical dimensions to find the right fit. This list helps you navigate the available passive and active solutions for tight server cases. Focus on the specs that matter for your processor and airflow setup. The following products offer practical variations for different LGA4677 needs.
Our top pick: UOFKIPBA 1U LGA4677 Passive Heatsink.
How these alternatives compare
SilverStone 1U Low-Profile LGA 1700 CPU Cooler
The SilverStone XE01-1700A uses an active 80mm fan instead of passive cooling. This allows it to handle LGA1700 processors in 1U cases without relying solely on case airflow. Its dimensions are 3.54 by 3.54 inches with a height of 1.1 inches. It fits modern Intel platforms but does not support the LGA4677 socket. You should choose this if you need active cooling for newer CPUs. The original UOFKIPBA is better for legacy LGA4677 systems that already have strong fans.
ETURBEV 1U LGA 1700 Passive Cooler
The ETURBEV 1U LGA 1700 Passive Cooler features a vapor chamber for efficient heat transfer. It supports LGA1700 sockets and handles up to 180W TDP if your case has good airflow. This product is designed for modern Intel servers rather than the older LGA4677 platform. It offers a passive design similar to the UOFKIPBA but with advanced heat spreading technology. Pick this alternative if you are building with LGA1700 processors. The original remains the correct choice for LGA4677 workstations requiring silent, fan-less operation.
ETURBEV 1U Passive LGA 1200 CPU Cooler
The ETURBEV 1U Passive LGA 1200 Heatsink supports LGA1200, LGA1150, and LGA1151 sockets. It provides silent cooling for Intel platforms in 1U server cases. Unlike the UOFKIPBA, it does not fit LGA4677. This passive cooler is ideal for users who need compatibility with older Intel processors. It relies on chassis airflow just like the original. Choose this if your system uses LGA115x or LGA1200 CPUs. The UOFKIPBA is necessary for LGA4677 motherboards in industrial or workstation environments.
Dynatron 1U Server LGA 2011 CPU Cooler
The Dynatron R16 is an active cooler with a built-in fan for LGA2011 sockets. It measures 5.4 by 2.1 inches and stands 4.7 inches tall. It weighs 13.8 ounces and provides reliable cooling for 150-watt processors. This is an active solution, unlike the passive UOFKIPBA. It fits LGA2011 platforms, not LGA4677. Select this if you need active airflow for LGA2011 servers. The original UOFKIPBA is superior for LGA4677 systems where noise must be eliminated and case fans provide sufficient ventilation.
SilverStone 1U Slim LGA1700 Server Cooler
The SilverStone 90262 is a slim 1U cooler for LGA1700 sockets. It features a compact 28mm profile for tight server spaces. This product supports modern Intel platforms but does not fit LGA4677. It offers durable mounting for server environments. Choose this if you are building with LGA1700 CPUs in low-profile cases. The UOFKIPBA remains the specific solution for LGA4677 workstations. This SilverStone model provides a reliable active or passive-compatible option for newer Intel systems.
KFXJMY AM4 AM5 Passive Copper Heatsink
The KFXJMY Passive Copper Heatsink supports AM4 and AM5 AMD sockets. It is made of copper and features a black finish. Its dimensions are small at 0.39 inches in width, height, and length. This cooler is designed for low-profile AMD server builds. It does not fit LGA4677 or Intel platforms. Pick this if you need silent cooling for AMD AM4 or AM5 processors. The UOFKIPBA is the correct choice for LGA4677 systems. This KFXJMY unit is specialized for AMD platforms in tight spaces.
Quick picks
Our 7 picks
UOFKIPBA 1U LGA4677 Passive Heatsink
Best for: 1U LGA4677 server and workstation chassis
- Socket Compatibility
- LGA4677
- System Type
- Server, Workstation
- Server Height
- 1U
- Cooling Method
- Passive
View on Amazon: UOFKIPBA 1U LGA4677 Passive Heatsink Affiliate link
This UOFKIPBA heatsink is a passive cooler designed for server and workstation systems. It features a compact 1U form factor and provides dedicated compatibility for LGA4677 processor sockets. Because it uses passive cooling without an integrated fan, you rely entirely on system airflow. It suits you if you run LGA4677 hardware in dense 1U rack enclosures.
Pros
- Fits compact 1U server and workstation chassis heights
- Engineered specifically for LGA4677 socket compatibility
- Passive design operates without moving parts or fan power connections
Cons
- Restricted to LGA4677 motherboards with no other socket brackets listed
- Lacks an integrated fan and requires strong internal chassis airflow
Good fit if
- You operate a server or workstation inside a 1U chassis.
- You install hardware on a dedicated LGA4677 motherboard socket.
- You have high-speed chassis fans available to move air across the heatsink.
Skip if
- You use a processor platform other than LGA4677.
- You require an active cooler that includes an integrated cooling fan.
Verdict: UOFKIPBA 1U LGA4677 Passive Heatsink fits system builders installing LGA4677 hardware into 1U rackmount enclosures that supply high chassis airflow.
SilverStone 1U Low-Profile LGA 1700 CPU Cooler
Best for: 1U server cases with LGA1700
- Socket Compatibility
- LGA1700, LGA1851
- Cooler Height
- 28mm
- Tower Design
- Low-Profile
- Fan Size
- 80mm
- System Type
- Server, Workstation
- Server Height
- 1U
View on Amazon: SilverStone 1U Low-Profile LGA 1700 CPU Cooler Affiliate link
This SilverStone cooler is built for 1U server and workstation chassis. It fits LGA1700 and LGA1851 sockets. The unit is only 28mm tall. It uses an 80mm fan with dual ball bearings. The industrial-grade motor supports PWM control. You get reliable cooling in tight spaces. This design suits low-profile systems that need stable performance without taking up much vertical room.
Pros
- Fits 1U chassis at 28mm height
- Supports LGA1700 and LGA1851 sockets
- Uses 80mm fan with dual ball bearings
- Features PWM control for speed adjustment
Cons
- 80mm fan size limits maximum airflow
- Only covers LGA1700 and LGA1851 sockets
- Requires specific 1U case compatibility
Good fit if
- You need a cooler for a 1U server case
- You use LGA1700 or LGA1851 processors
- You require low-profile cooling under 30mm
Skip if
- You need support for older LGA sockets
- You require a tower cooler for airflow
- You use a standard ATX desktop case
Verdict: SilverStone XE01-1700A 1U Cooler fits 1U server builds using LGA1700 or LGA1851 processors. It delivers stable cooling in tight spaces with a reliable 80mm fan.
ETURBEV 1U LGA 1700 Passive Cooler
Best for: 1U server builds with LGA1700 CPUs
- Socket Compatibility
- LGA1700
- TDP Rating
- 180W
- System Type
- Server
- Server Height
- 1U
- Cooling Method
- Passive
- Features
- Vapor Chamber
View on Amazon: ETURBEV 1U LGA 1700 Passive Cooler Affiliate link
This is a 1U passive heatsink for LGA1700 sockets. It uses a vapor chamber base to handle up to 180W TDP. The design fits server chassis with strict height limits. You get efficient heat transfer without fan noise. It suits workstations needing silent, high-capacity cooling for modern Intel CPUs.
Pros
- Vapor chamber base for efficient heat spreading
- Supports up to 180W TDP
- 1U form factor for low-profile servers
- Compatible with LGA1700 sockets
Cons
- Passive design requires strong case airflow
- Limited to LGA1700 socket only
- No included fans for air movement
Good fit if
- You need a silent server CPU cooler
- You have a 1U chassis with good airflow
- You use an LGA1700 processor under 180W
Skip if
- You use an LGA115x or LGA1200 socket
- Your case has poor airflow or is sealed
- You need active fan cooling for high TDP
Verdict: ETURBEV 1U LGA1700 Passive Vapor Chamber Cooler is a solid choice for 1U server builds using LGA1700 CPUs. It handles 180W TDP efficiently if your case provides adequate airflow.
ETURBEV 1U Passive LGA 1200 CPU Cooler
Best for: Silent LGA1200 server cooling
- Socket Compatibility
- LGA1150, 1151, 1155, 1156, LGA1200
- System Type
- Server, Workstation
- Server Height
- 1U
- Cooling Method
- Passive
View on Amazon: ETURBEV 1U Passive LGA 1200 CPU Cooler Affiliate link
This ETURBEV heatsink is a passive 1U cooler designed for server and workstation environments. It supports Intel sockets LGA1150, 1151, 1155, 1156, and LGA1200. The unit relies on case airflow rather than a built-in fan. It offers a single color option and fits standard 1U chassis heights. You should consider this if you need a low-profile solution for older or specific modern Intel platforms.
Pros
- Supports LGA1150, 1151, 1155, 1156, and LGA1200 sockets
- 1U form factor fits low-profile server cases
- Passive design eliminates fan noise
- Compatible with server and workstation systems
Cons
- Passive cooling requires strong case airflow
- No included fan or pump
- Limited socket support compared to newer standards
Good fit if
- You need a 1U cooler for LGA1200
- You want silent operation in a server
- You have adequate case airflow
Skip if
- You use LGA4677 or LGA1700
- You need a fan included
- You lack case airflow
Verdict: ETURBEV 1U Passive LGA1200 Heatsink fits users who need silent, low-profile cooling for LGA115x and LGA1200 sockets in well-ventilated server cases.
Dynatron 1U Server LGA 2011 CPU Cooler
Best for: LGA2011 1U server active cooling
- Socket Compatibility
- LGA2011
- TDP Rating
- 150 Watts
- System Type
- Server
- Server Height
- 1U
- Features
- Fan
- Dimensions
- 5.4 × 2.1 × 4.7 inches
View on Amazon: Dynatron 1U Server LGA 2011 CPU Cooler Affiliate link
The Dynatron R16 is a 1U server fan cooler for LGA2011 sockets. It uses a vapor chamber base with copper stacked fins. The unit supports CPUs up to 150 watts. It comes with pre-applied Shin-Etsu G751 thermal compound. This fan cooler fits servers needing active cooling for Sandy Bridge EP/EX processors.
Pros
- 150-watt TDP rating
- Vapor chamber base
- Copper stacked fins
- Pre-applied thermal compound
Cons
- Requires active fan
- Limited to LGA2011 socket
- Larger height than passive options
Good fit if
- You need active cooling for LGA2011
- You run 150-watt CPUs
- You use a 1U server chassis
Skip if
- You need passive cooling
- You use LGA1700 sockets
- You prefer silent operation
Verdict: The Dynatron R16 1U Fan Cooler LGA2011 provides reliable 150-watt cooling for LGA2011 servers. It suits users who need active airflow in a 1U chassis.
SilverStone 1U Slim LGA1700 Server Cooler
Best for: LGA1700 1U server builds
- Socket Compatibility
- LGA1700
- Cooler Height
- 28mm
- Fan Size
- 80mm
- System Type
- Server, Workstation
- Server Height
- 1U
View on Amazon: SilverStone 1U Slim LGA1700 Server Cooler Affiliate link
The SilverStone XE01-1700A is a 1U server cooler built for Intel LGA1700 sockets. It stands only 28mm tall, fitting into flat chassis. An 80mm fan with dual ball bearings provides airflow. The design includes a reinforced back plate and spring bolt mounting. This unit suits workstations needing compact, reliable cooling for high-performance processors.
Pros
- 28mm height fits 1U systems
- Compatible with Intel LGA1700
- 80mm dual ball bearing fan
- Reinforced back plate with spring bolts
Cons
- Limited to LGA1700 socket only
- Small 80mm fan size
- No PWM speed control listed
Good fit if
- You need a cooler for a 1U chassis
- You use an Intel LGA1700 processor
- You require a low-profile server solution
Skip if
- You use a different CPU socket
- You need a taller cooler for better airflow
- You require multi-socket compatibility
Verdict: SilverStone XE01-1700A 1U LGA1700 Cooler fits 1U workstations with LGA1700 CPUs. It offers a compact 28mm profile and durable mounting for server environments.
KFXJMY AM4 AM5 Passive Copper Heatsink
Best for: Low-profile AMD server builds
- Socket Compatibility
- AM4, AM5
- Cooler Height
- 0.39 inches
- Lighting
- RGB
- System Type
- Server
- Color
- Black
- Server Height
- 1U
View on Amazon: KFXJMY AM4 AM5 Passive Copper Heatsink Affiliate link
This is a 1U passive CPU cooler designed for AM4 and AM5 sockets. It uses a copper fin construction to dissipate heat without active fans. The unit is compact, measuring 0.39 inches in width, height, and length. It is black and intended for server systems. You need this if you require a low-profile, fanless solution for AMD processors in a 1U chassis.
Pros
- Compatible with AM4 and AM5 sockets
- Built with copper fins for heat dissipation
- Passive cooling design requires no power for fans
- Compact 1U form factor fits tight spaces
Cons
- No RGB lighting despite data listing the category
- Passive cooling limits performance for high-TDP CPUs
- Dimensions listed as 0.39 inches for all axes, which is unusually small
Good fit if
- You are building a 1U server with an AM4 or AM5 CPU
- You need a fanless solution to reduce noise
- You have a low-power processor that does not require active cooling
Skip if
- You are using an Intel LGA1700 or LGA4677 socket
- You need active cooling for a high-performance gaming CPU
- You require RGB lighting effects for your build
Verdict: KFXJMY 1U AM4 AM5 Passive Copper Heatsink is a specialized component for low-profile server builds. It fits AMD AM4 and AM5 systems where space is tight and noise must be zero. It is not suitable for high-end desktops.
Specifications side by side
| Spec | UOFKIPBA 1U LGA4677 Passive Heatsink | SilverStone 1U Low-Profile LGA 1700 CPU Cooler | ETURBEV 1U LGA 1700 Passive Cooler | ETURBEV 1U Passive LGA 1200 CPU Cooler | Dynatron 1U Server LGA 2011 CPU Cooler | SilverStone 1U Slim LGA1700 Server Cooler | KFXJMY AM4 AM5 Passive Copper Heatsink |
|---|---|---|---|---|---|---|---|
| Socket Compatibility | LGA4677 | LGA1700, LGA1851 | LGA1700 | LGA1150, 1151, 1155, 1156, LGA1200 | LGA2011 | LGA1700 | AM4, AM5 |
| Cooler Height | not specified | 28mm | not specified | not specified | not specified | 28mm | 0.39 inches |
| Tower Design | not specified | Low-Profile | not specified | not specified | not specified | not specified | not specified |
| Fan Size | not specified | 80mm | not specified | not specified | not specified | 80mm | not specified |
| TDP Rating | not specified | not specified | 180W | not specified | 150 Watts | not specified | not specified |
| Lighting | not specified | not specified | not specified | not specified | not specified | not specified | RGB |
| System Type | Server, Workstation | Server, Workstation | Server | Server, Workstation | Server | Server, Workstation | Server |
| Color | Other | not specified | not specified | One Color | not specified | not specified | Black |
| Server Height | 1U | 1U | 1U | 1U | 1U | 1U | 1U |
| Cooling Method | Passive | not specified | Passive | Passive | not specified | not specified | Passive |
| Material | not specified | not specified | not specified | not specified | not specified | not specified | Copper |
| Features | not specified | not specified | Vapor Chamber | not specified | Fan | not specified | not specified |
| Dimensions | not specified | 3.54 × 3.54 × 1.1 inches | not specified | not specified | 5.4 × 2.1 × 4.7 inches | not specified | 0.39 × 0.39 × 0.39 inches |
| Weight | not specified | not specified | not specified | not specified | 13.8 ounces | not specified | not specified |
| Model | UOFKIPBA | SST-XE01-1700A | not specified | ETURBEV | R16 | 90262 | KFXJMY |
| Size | not specified | not specified | not specified | not specified | not specified | not specified | NO RGB |
Frequently asked questions
Can I use these alternatives for LGA4677 processors?
Most listed options do not support the LGA4677 socket. The UOFKIPBA heatsink is specifically designed for LGA4677 in 1U chassis. Other products support different sockets like LGA1700, LGA1200, LGA2011, AM4, or AM5. You must verify socket compatibility before purchasing. Using an incompatible cooler will prevent proper installation and cooling.
Do I need a fan for passive 1U coolers?
Passive coolers rely entirely on chassis airflow. They do not include built-in fans. You must ensure your server case provides strong, consistent air movement across the heatsink. Active coolers like the Dynatron R16 include a fan. Choose passive models only if your enclosure has adequate ventilation for silent operation.
Which cooler is best for LGA1700 servers?
The SilverStone XE01-1700A and the ETURBEV LGA1700 Passive Cooler are top choices. The SilverStone model uses an active 80mm fan for stable cooling. The ETURBEV option features a vapor chamber for efficient heat transfer. Both fit 1U server builds. Select the active fan model if your case airflow is limited.
Are there passive options for AMD AM4 or AM5?
Yes, the KFXJMY heatsink supports both AM4 and AM5 sockets. It is a passive copper heatsink designed for low-profile server builds. It fits tight spaces where noise must be zero. This model is not suitable for high-end desktops. It provides specialized cooling for AMD platforms in constrained 1U environments.
What is the height limit for 1U server coolers?
1U server chassis typically require coolers under 1.5 inches in height. The SilverStone XE01-1700A measures 1.1 inches tall. The KFXJMY passive heatsink is extremely low at 0.39 inches. Always check your specific chassis clearance. Exceeding the height limit will prevent the server from closing or fitting in the rack.
Can these coolers handle high TDP processors?
Performance depends on cooling method and case airflow. The Dynatron R16 handles 150 watts with its active fan. The ETURBEV vapor chamber model manages 180W if your case provides adequate airflow. Passive coolers without fans rely strictly on external air movement. High TDP CPUs require robust case ventilation or active cooling solutions.
Is the SilverStone cooler compatible with LGA1851?
Yes, the SilverStone XE01-1700A supports both LGA1700 and LGA1851 processors. It delivers stable cooling in tight 1U spaces. The cooler includes a reliable 80mm fan for active cooling. This versatility makes it suitable for newer Intel platforms in server environments. Verify your motherboard socket before installation.