We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Two green circuit boards with black memory chips and gold edge connectors

NEMIX RAM

NEMIX RAM 64GB (2x32GB) DDR4 2933 CL21 ECC UDIMM memory upgrade

SKU CH-JWJH-QE63Y

A 64 GB DDR4 ECC UDIMM kit with two 32 GB modules running at 2933 MHz CL21 1.2 V for Supermicro X12SCZ-F and X12SCZ-TLN4F boards

  • Total capacity64 GB (2 × 32 GB)
  • Rated speedDDR4 2933 (PC4 23400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL21
  • Rated voltage1.2 V
  • Buffer typeUnbuffered

Size 64GB 2X32GB

  • 64 GB kit gives ample headroom for multi-tasking workloads
  • ECC detects and corrects single-bit errors to protect data integrity
  • DDR4-2933 CL21 1.20 V matches the controller timing exactly
  • 2Rx8 288-pin unbuffered UDIMM fits the Supermicro X12SCZ-F board
  • Lifetime replacement warranty with US-based technical support included

Targeted 64 GB DDR4 ECC upgrade

This 64 GB kit consists of two 32 GB DDR4-2933 ECC UDIMM modules built for Supermicro X12SCZ-F and X12SCZ-TLN4F motherboards. The unbuffered 2Rx8 design matches the board's memory controller requirements so the full capacity is recognised at rated speed.

Capacity and headroom

Two ranks per module give the memory controller efficient interleaving for multi-threaded server workloads and virtualisation hosts. The 64 GB total suits typical database, container and file-service roles; workloads that scale beyond this ceiling will need a platform with more DIMM slots or higher-density modules.

Thermals, noise and power

Operating at 1.2 V without heat spreaders, the modules add minimal thermal load to the chassis airflow path. Passive cooling relies on standard case fans, so acoustic output stays at the system's baseline level.

How it compares

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

Price $431.99
Typical for this category: the median of 21,161 items is $397.99.
Total capacity 64 GB (2 × 32 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $6.75 per GB
Cheaper than about 59% 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 lineNEMIX RAM Original Series Memory
Model nameDDR4 ECC Unbuffered UDIMM Memory
Part numberME23400-328K2
Total capacity64 GB (2 × 32 GB)
Product type288-Pin DDR4 ECC UDIMM
Performance
Rated speedDDR4 2933 (PC4 23400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL21
ECC supportYes
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Compatible systemsSupermicro
In the box
Included items64 GB 2 × 32 GB DDR4 2933 MHz PC4-23400 2Rx8 1.2 V 288-PIN ECC UDIMM KIT

Other versions of this model

5 more in the same range

Questions about this item

Will this 2Rx8 DDR4-2933 ECC kit work alongside my existing 1Rx8 modules in a Supermicro X12SCZ-F?

The board's memory population rules determine whether mixed ranks are supported. Consult the motherboard manual for approved DIMM configurations before mixing 2Rx8 and 1Rx8 modules.

How can I confirm the kit is running at DDR4-2933 CL21 with ECC active after installation?

Enter the BIOS and verify the memory speed reads 2933 MT/s, CAS latency shows CL21, and ECC status reports enabled or active for the installed 64 GB.

Does the package include only the two 32 GB UDIMMs or are any tools or cables supplied?

The box contains the 64 GB (2 × 32 GB) DDR4-2933 ECC UDIMM kit only. No tools, cables, or additional accessories are included.

More in Model-Specific Memory Upgrades

Similar items