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Eight green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 256GB (8x32GB) DDR5 4800 CL40 2Rx8 ECC RDIMM THINKMATE RAX-QE12 memory upgrade

SKU CH-MFEN-FHEGK

256 GB DDR5 4800 ECC registered server memory kit with eight 32 GB modules at CL40 and 1.1 V for Thinkmate RAX-QE12

  • Total capacity256 GB (8 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 256 GB total capacity from eight 32 GB modules
  • DDR5 4800 speed with CL40 latency for responsive server workloads
  • ECC registered RDIMM design protects data integrity in mission-critical systems
  • Low 1.10 V operation reduces power draw across all twelve DIMM slots
  • Built with major OEM Samsung, Micron or Hynix chips for proven reliability

Capacity and fit

This kit provides 256GB of DDR5 memory in eight 32GB modules, built specifically for the Thinkmate RAX-QE12 rackmount server. Registered ECC RDIMM design ensures the error correction and signal buffering that multi-socket server platforms require.

Thermals and power

Each module operates at 1.10V with a CL40 latency rating at 4800 MT/s. The bare PCB has no heat spreader, relying on the server’s directed airflow to keep temperatures in check under sustained loads.

Upgrade context

The 2Rx8 organisation doubles the rank count per channel compared to single-rank alternatives, raising total capacity without adding DIMM slots. The jump is worthwhile when the workload needs maximum registered ECC density in the RAX-QE12 and the platform firmware supports the full 256GB configuration.

How it compares

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

Price $7,767.99
Pricier than about 84% of the 21,161 comparable items (median $397.99).
Total capacity 256 GB (8 × 32 GB)
Higher than about 80% of the 20,941 comparable items (median 32 GB).
Price per GB $30.34 per GB
Pricier than about 87% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineTHINKMATE Server/Workstation Compatible Series Memory
Model nameTHINKMATE DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-328K8
Total capacity256 GB (8 × 32 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank2Rx8
Power
Rated voltage1.1 V
Compatibility
Compatible systemsTHINKMATE
In the box
Included items256 GB (8 × 32 GB) DDR5 4800 MHz PC5-38400 2Rx8 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

How do I install the 8x32GB DDR5 RDIMM kit in the Thinkmate RAx-QE12, and what step is often missed?

Power off the server, open the chassis, align each 288-pin module with its slot, press firmly until the retention clips click, then verify all eight modules are recognised in the BIOS before closing the case.

What maintenance or replacement will the 256GB ECC registered memory need over its service life?

No scheduled maintenance is required; ECC corrects single-bit errors on the fly, and a module is only replaced if the system logs persistent uncorrectable errors or a DIMM fails POST.

What limit appears first when the 4800 CL40 2Rx8 kit runs sustained workloads?

The CAS latency of CL40 at 4800 MT/s sets the timing boundary, while the registered buffer and 1.1 V operation keep signal integrity and thermal load within spec during continuous use.

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