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Two green DDR5 RDIMM modules, 288-pin, no heat spreader

NEMIX RAM

NEMIX RAM 128GB (2x64GB) DDR5 4800 ECC RDIMM CL40 1.1V 2Rx4 ThinkMate memory upgrade

SKU CH-MZ8A-Y7N9E

128 GB kit of two 64 GB DDR5 4800 ECC registered DIMMs with CL40 latency and 1.1 V operation

  • Capacity128GB (2 x 64GB)
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 128GB dual-kit doubles server memory capacity
  • DDR5 4800 speed feeds GPU workloads faster
  • ECC registered design prevents data corruption
  • 1V operation lowers power draw per module
  • 2Rx4 288-pin layout fits ThinkMate GPX-QH12-12E4-2GPU

ThinkMate server upgrade kit

This 128 GB kit contains two 64 GB DDR5 4800 ECC registered DIMMs built for ThinkMate GPX-QH12-12E4-2GPU servers. The modules run at 1.1 V with CL40 latency and use a 2Rx4 rank layout. They add registered error-correcting memory to GPU-optimised workloads that demand data integrity.

Thermals and power profile

Operating at the standard DDR5 voltage of 1.10 V keeps power draw low for high-density server configurations. No heat spreader is fitted, so airflow across the 288-pin modules handles cooling in the chassis. Registered buffering reduces electrical load on the memory controller during sustained compute tasks.

Build and daily implications

Bare green PCBs without spreaders allow tight DIMM spacing in dense ThinkMate motherboards. ECC and registered operation protect against silent data corruption in long-running jobs. The two-module kit fills a matched pair of slots for optimal channel population without mixing capacities.

Highlights

  • 128GB dual-kit doubles server memory capacity
  • DDR5 4800 speed feeds GPU workloads faster
  • ECC registered design prevents data corruption
  • 1V operation lowers power draw per module
  • 2Rx4 288-pin layout fits ThinkMate GPX-QH12-12E4-2GPU

Specifications

BrandNEMIX RAM
SeriesTHINKMATE Server/Workstation Compatible Series Memory
ModelTHINKMATE DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-924K2
Capacity128GB (2 x 64GB)
SpeedDDR5 4800 (PC5 38400)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemTHINKMATE
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank2Rx4
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content128GB (2X64GB) DDR5 4800MHZ PC5-38400 2Rx4 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

How do I install the 288-pin DDR5 RDIMM modules into the ThinkMate server, and what step is commonly missed?

Align the notch on each 288-pin module with the slot key, press firmly until both retention clips click, then verify in BIOS that all 128GB are recognised at 4800 MT/s; the step often missed is seating both clips fully on each module.

What maintenance or replacement will the 2Rx4 ECC registered kit need over its service life?

No scheduled maintenance is required; ECC corrects single-bit errors on the fly, and if a module ever fails the lifetime replacement warranty covers a direct swap of the affected 64GB stick.

What limit appears first when the 1.1V CL40 memory runs sustained workloads on the GPU-optimised server?

The CAS latency of CL40 at 4800 MT/s sets the timing floor; under continuous load the memory controller will not exceed this latency, making it the first bottleneck before thermal or voltage limits.

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