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Eight green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM DDR5 768GB (8x96GB) 6400MHz CL52 2Rx4 1.1V ECC RDIMM memory upgrade for Dell PowerEdge XE9680L

SKU CH-MHF3-0JBAB

Eight 96 GB DDR5 ECC registered DIMMs deliver 768 GB at 6400 MHz CL52 for Dell PowerEdge XE9680L servers

  • Total capacity768 GB (8 × 96 GB)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • Memory rank2Rx4
  • 768 GB total capacity across eight 96 GB modules
  • DDR5 6400 MHz speed with CL52 latency
  • ECC registered design detects and corrects data errors
  • 1 V operation reduces server power draw
  • Validated for Dell PowerEdge XE9680L rack servers

NEMIX RAM 768GB DDR5 Server Kit

This NEMIX RAM kit supplies 768GB of DDR5 ECC registered memory across eight 96GB modules. It is built for the Dell PowerEdge XE9680L rack server and targets administrators who need maximum registered capacity in a single qualified configuration. The modules operate at 6400MHz with CL52 latency and 2Rx4 organisation.

Thermals, Noise and Power Draw

Each RDIMM runs at 1.1V without a heat spreader, relying on the server's directed airflow for cooling. Registered buffering and ECC add minimal electrical overhead while maintaining signal integrity across all eight slots. The low-voltage DDR5 design keeps power draw proportional to the 768GB total capacity during sustained workloads.

Build Quality and Daily Implications

Major OEM chips from Samsung, Micron or Hynix populate the 288-pin modules, which are validated for the target platform. The 2Rx4 layout fills every available DIMM slot, leaving no room for future expansion without removing existing sticks. Installers should follow the server manual for population order and firmware verification before deployment.

How it compares

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

Price $23,985.99
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 $31.23 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
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL52
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank2Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsDell
In the box
Included items768 GB (8 × 96 GB) DDR5 6400 MHz PC5-51200 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

How do I install the eight 288-pin DDR5 RDIMMs into the Dell PowerEdge XE9680L and what step is commonly missed?

Power down the server, open the chassis, and seat each 96 GB module firmly in the designated slots until the ejector clips click; the step often missed is confirming the BIOS recognises all 768 GB at 6400 MHz before closing the case

What maintenance or replacement will this registered ECC kit need over its service life?

No routine maintenance is required; the modules run at 1.10 V with on-die ECC, so replacement is only necessary if a DIMM fails, at which point the single faulty 96 GB stick can be swapped under the lifetime warranty

What limit appears first when the kit runs sustained workloads at 6400 MHz CL52?

The primary limit is the DDR5 6400 MHz bandwidth ceiling of the memory controller; thermal throttling is unlikely because the registered modules operate at 1.10 V without heat spreaders in the server's directed airflow

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