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Four green DDR4 UDIMM modules without heat spreaders

NEMIX RAM

NEMIX RAM 32GB (4x8GB) DDR4 3200 CL22 UDIMM for ASUS ROG Strix B550-F Gaming WiFi II

SKU CH-TASQ-2G6HB

32 GB kit of four DDR4 3200 CL22 UDIMM modules at 1.2 V, validated for the ASUS ROG Strix B550-F Gaming WiFi II motherboard

  • Total capacity32 GB (4 × 8 GB)
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeUnbuffered
  • Rated voltage1.2 V
  • 32 GB total capacity from four 8 GB modules
  • 3200 MT/s DDR4 speed for responsive desktop performance
  • CL22 latency at 1.2 V standard voltage
  • 288-pin UDIMM form factor fits ASUS ROG Strix B550-F Gaming WiFi II
  • Non-ECC unbuffered design validated for system stability

Compatibility kit for ASUS ROG Strix B550-F Gaming

This NEMIX RAM kit delivers 32 GB of DDR4 memory across four 8 GB UDIMM modules. It is built for desktop PC upgrades and validated for the named motherboard. The 288-pin unbuffered design fits standard consumer DIMM slots without extra wiring.

Suits builders expanding a supported board to 32 GB

The kit matches the board’s DDR4 3200 specification at 1.20 V with CL22 timing. It will not suit systems that require registered or ECC modules. Buyers needing more capacity than four slots allow should look at a different platform. Laptops and small-form-factor boards using SO-DIMMs cannot use these parts.

288-pin DDR4 UDIMM form factor decides fit

Each module uses the 288-pin DDR4 UDIMM interface at 1.20 V with a 1Rx8 layout. If the target board demands a different pin count, voltage or registered signalling, the memory will not seat or function. No heat spreader is fitted, so clearance inside tight cases is not increased.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $204.99
Cheaper than about 58% of the 21,161 comparable items (median $397.99).
Total capacity 32 GB (4 × 8 GB)
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $6.41 per GB
Cheaper than about 61% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineASUS Gaming Motherboard Compatible Series Memory
Model nameASUS DDR4 3200 MHz Non-ECC Unbuffered UDIMM
Part numberMD25600-818K4
Total capacity32 GB (4 × 8 GB)
Product type288-Pin DDR4 UDIMM
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL22
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank1Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsASUS
In the box
Included items32 GB (4 × 8 GB) DDR4 3200 MHz PC4-25600 1Rx8 1.2 V CL22 288-PIN Non-ECC Unbuffered UDIMM KIT

Questions about this item

Will the 288-pin UDIMM modules fit the four DDR4 slots on the ASUS ROG Strix B550-F Gaming WiFi II motherboard?

Yes, the kit contains four 288-pin DDR4 UDIMM modules designed for the four memory slots on that motherboard.

What is the correct order to populate the four slots with this 4x8GB kit, and which step do builders often miss?

Install one module in each of the four slots, pressing down firmly until the retention clips click on both sides; the missed step is not seating both ends fully.

Does the lack of a heat spreader on these CL22 1.20V modules mean they will need active cooling or replacement sooner?

No, standard JEDEC 1.20V DDR4 runs within thermal limits without spreaders; no extra cooling or early replacement is required.

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