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Eight green DDR5 RDIMM modules in static bags

NEMIX RAM

NEMIX RAM 768GB (8x96GB) DDR5 6400 CL52 2Rx4 ECC RDIMM ASRock Rack GNR2D16-2T memory upgrade

SKU CH-JEA2-TCQ05

A 768GB DDR5 ECC RDIMM kit of eight 96GB modules running at 6400MHz CL52 1.1V, registered 2Rx4 for full-capacity stability on ASRock Rack GNR2D16-2T

  • Total capacity768 GB (8 × 96 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 768GB 8X96GB

Show 4 more
  • 768 GB total capacity from eight 96 GB modules maximises server memory density
  • DDR5-6400 speed with CL52 latency delivers rated throughput for demanding workloads
  • Registered ECC architecture corrects single-bit errors and buffers signals for full-slot stability
  • 10 V operation matches the platform's memory-controller specification exactly
  • 288-pin RDIMM form factor fits the ASRock Rack GNR2D16-2T motherboard without adapters

Exact-Match Server Upgrade

This 768GB kit contains eight 96GB DDR5-6400 RDIMMs built to the ASRock Rack GNR2D16-2T motherboard's exact specifications. Registered ECC architecture with 2Rx4 organisation and CL52 timing ensures the memory controller recognises every module at full rated speed. It is designed for administrators who need maximum registered capacity in a validated configuration.

Thermals and Power Draw

Modules operate at 1.1V without heat spreaders, relying on the server chassis airflow for cooling. Registered buffering reduces electrical load on the memory controller when all eight slots are populated, helping the platform maintain stable operation at the rated 6400 MT/s data rate. Power consumption scales with total capacity and sustained bandwidth utilisation.

Upgrade Context

The kit replaces smaller-capacity DDR5 RDIMM sets or mixed-rank configurations that limit total system memory. The jump is worthwhile when workloads such as virtualisation, in-memory databases or large-scale container deployments require the full 768GB at the board's native speed and registered ECC integrity. Buyers needing UDIMM, SODIMM or non-ECC modules should look elsewhere.

How it compares

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

Price $24,953.99
Pricier than about 92% of the 21,161 comparable items (median $397.99).
Total capacity 768 GB (8 × 96 GB)
Higher than about 92% of the 20,941 comparable items (median 32 GB).
Price per GB $32.49 per GB
Pricier than about 90% 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 Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR51200-9624K8
Total capacity768 GB (8 × 96 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 6400 (PC5 51200)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL52
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsASRock Rack
In the box
Included items768 GB 8 × 96 GB DDR5 6400 MHz PC5-51200 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

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Questions about this item

How do I install the 8x96GB DDR5 6400 CL52 RDIMM kit on the ASRock Rack GNR2D16-2T and what step is often missed?

Power off, open the chassis, follow the motherboard manual's DIMM population order for all eight 288-pin slots, seat each registered ECC module until the latches click, then verify 768GB at DDR5-6400 in BIOS.

What maintenance or replacement will the 768GB DDR5 ECC RDIMM kit need over its service life?

No scheduled maintenance is required; ECC corrects single-bit errors automatically, and if a module fails the lifetime replacement warranty covers it.

What limit appears first when the 8x96GB DDR5 6400 kit runs sustained workloads on the GNR2D16-2T?

The memory controller's maximum supported capacity and population rules cap usable memory at 768GB across the eight registered DIMM slots.

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