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Green circuit board with black memory chips, no heat spreader

NEMIX RAM

NEMIX RAM 8GB DDR4 3200MHz CL22 1Rx8 1.2V 288-Pin UDIMM Supermicro X12STE-F/X12STD-F memory upgrade

SKU CH-3DQA-38TAB

8GB DDR4-3200 UDIMM with CL22 timing and 1.2V operation, validated for Supermicro X12STE-F and X12STD-F motherboards

  • Total capacity8 GB
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Rated voltage1.2 V
  • Buffer typeUnbuffered

Size 8GB

  • 8GB DDR4-3200 upgrade adds responsive capacity for everyday workloads
  • CL22 timing and 1.2V voltage match the memory controller for stable operation
  • 1Rx8 single-rank layout ensures full-speed recognition on supported boards
  • 288-pin UDIMM form factor fits the Supermicro X12STE-F and X12STD-F slots
  • Major OEM chips from Samsung, Micron or Hynix deliver tested reliability

Exact-match upgrade for Supermicro boards

This 8 GB DDR4 module is built to the precise specification required by the Supermicro X12STE-F and X12STD-F motherboards. It installs as a single 288-pin UDIMM running at 3200 MHz with CL22 latency and 1.2 V operation. The 1Rx8 rank structure matches the board's memory controller expectations for immediate recognition.

Passive thermals and standard voltage

Without a heat spreader the module relies on case airflow, keeping acoustic output at zero while drawing only 1.20 V. Power consumption stays within the standard DDR4 envelope for this density and speed. The unbuffered non-ECC design adds no extra electrical load to the memory bus.

Sustained stability at rated settings

Major OEM chips from Samsung, Micron or Hynix are validated for continuous operation at 3200 MHz, CL22 and 1.2 V. Testing confirms the module holds its rated timing under prolonged workloads without throttling or errors. Builders needing ECC, registered DIMMs or higher capacities must select a different part.

How it compares

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

Price $49.99
Cheaper than about 78% of the 21,161 comparable items (median $397.99).
Total capacity 8 GB
Lower than about 80% of the 20,941 comparable items (median 32 GB).
Price per GB $6.25 per GB
Cheaper than about 63% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Memory
Model nameDDR4 Non-ECC Unbuffered UDIMM Memory
Part numberMD25600-818K1
Total capacity8 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
Memory rank1Rx8
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Compatible systemsSupermicro
In the box
Included items8 GB DDR4 3200 MHz PC4-25600 1Rx8 1.2 V 288-PIN Non-ECC UDIMM KIT

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Questions about this item

How do I install the 288-pin UDIMM into the Supermicro X12STE-F and which slot order does the manual specify?

Align the notch on the module with the key in the DDR4 slot, press down firmly until both retention clips click, then follow the motherboard manual's population sequence for 1Rx8 DIMMs to ensure the board recognises the full 8 GB at 3200 MHz.

Will the Samsung Micron or Hynix chips on this module require any firmware updates or periodic reseating?

No firmware updates are needed for the DRAM chips; the module is tested at 1.2 V CL22 and, once seated correctly, runs without further intervention unless the system is physically moved or the slot oxidises over years.

What thermal limit appears first when the memory runs continuously at 3200 MHz in a closed chassis?

The bare PCB has no heat spreader, so sustained loads are limited by the module's own operating-temperature rating; if case airflow is insufficient the chips will throttle before the motherboard's VRM or CPU thermal limits are reached.

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