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NEMIX RAM

NEMIX RAM 512GB (8x64GB) DDR5 4800 CL40 ECC RDIMM for THINKMATE GPX-QH12-12E4-2GPU memory upgrade

SKU CH-YHJ6-NBB44

Eight 64 GB DDR5 4800 CL40 ECC registered DIMMs totalling 512 GB for ThinkMate GPX-QH12-12E4-2GPU servers

  • Total capacity512 GB (8 × 64 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • Massive 512 GB capacity for heavy workloads
  • DDR5 4800 speed with CL40 latency
  • ECC registered design protects data integrity
  • 1 V operation reduces power draw
  • 8 × 64 GB kit validated for ThinkMate GPX-QH12-12E4-2GPU

512GB DDR5 ECC RDIMM kit for Thinkmate servers

This 512GB kit supplies eight 64GB DDR5 4800 registered DIMMs built for the Thinkmate GPX-QH12-12E4-2GPU platform. Each module runs at 1.10V with CL40 latency and 2Rx4 organisation. ECC and registered buffering protect data integrity in multi-socket server workloads.

Upgrade from smaller RDIMM sets or lower-speed DDR5

The kit replaces partial population or slower memory configurations that limit bandwidth on this GPU-optimised server. Adding the full 512GB lets the memory controller run all channels at the rated 4800 MT/s without down-clocking. The jump is worth it when virtualisation density, large dataset caching or multi-GPU compute jobs exceed the capacity of a smaller kit.

Sustained load behaviour with registered ECC modules

Registered signalling reduces electrical load on the memory controller during continuous throughput, keeping timing margins stable across all twelve channels. ECC correction handles single-bit errors without halting the pipeline, so long-running training or rendering jobs maintain throughput. The 1.10V operating voltage keeps per-module power draw predictable under extended utilisation.

How it compares

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

Price $14,404.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 512 GB (8 × 64 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $28.13 per GB
Pricier than about 79% 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 numberMR38400-924K8
Total capacity512 GB (8 × 64 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 rank2Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsTHINKMATE
In the box
Included items512 GB (8 × 64 GB) DDR5 4800 MHz PC5-38400 2Rx4 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

Will the 288-pin DDR5 RDIMM modules fit the server memory slots?

The kit contains eight 64 GB modules built to the 288-pin DDR5 RDIMM form factor for the ThinkMate GPX-QH12-12E4-2GPU server.

What is the correct order for installing the eight 64 GB sticks?

Populate the memory channels in the sequence shown in the ThinkMate GPX-QH12-12E4-2GPU manual; a common mistake is skipping a channel and leaving bandwidth unused.

How do I know when a module should be replaced?

Run the server memory diagnostics; replace any stick that reports uncorrectable ECC errors or fails the stress test.

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