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Eight green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 256GB (8x32GB) DDR5 4800 CL40 ECC RDIMM Dell PowerEdge XE9680 memory upgrade

SKU CH-FP8V-118K9

Eight registered DDR5 modules provide 256 GB of ECC server memory at 4800 MHz CL40 for the Dell PowerEdge XE9680

  • Total capacity256 GB (8 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 256GB total capacity scales Dell PowerEdge XE9680 workloads
  • DDR5 4800 speed feeds data-intensive server applications
  • ECC registered design protects mission-critical data integrity
  • 10V operation reduces power draw per module
  • Eight 32GB 2Rx8 modules populate all channels

Capacity and Compatibility

This 256 GB kit contains eight 32 GB DDR5 4800 RDIMM modules built for the Dell PowerEdge XE9680 rack server. Registered ECC operation and a CL40 latency profile support data-integrity workloads in enterprise environments. The kit targets IT teams upgrading memory capacity on qualified Dell platforms.

Thermals and Power

Modules run at 1.1 V without heat spreaders, relying on the server’s directed airflow for cooling. Registered buffering reduces electrical load on the memory controller during sustained throughput. Power draw scales with the number of populated slots in the chassis.

Build and Installation

Each 288-pin RDIMM uses major OEM DRAM from Samsung, Micron or Hynix and is stress-tested under load before shipping. The registered design requires matching RDIMM slots and compatible BIOS revision on the target system. No additional cables or brackets are included in the package.

How it compares

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

Price $7,533.99
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 $29.43 per GB
Pricier than about 83% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineDell Server/Workstation Compatible Series Memory
Model nameDell DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-324K8
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 systemsDell
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 4800 RDIMM kit in a Dell PowerEdge XE9680, and which step do people get wrong?

Power off the server, open the chassis, and seat each 288-pin module fully until the ejector clips click; the step most often missed is populating all eight slots in the exact channel order shown in the system service manual so the 2Rx8 ranks initialise correctly.

What maintenance or replacement will the 256GB DDR5 ECC registered kit need later?

The modules have no heat spreaders and no moving parts, so no scheduled maintenance is required; replacement only occurs if a DIMM fails, at which point the lifetime replacement warranty covers a new 32GB stick.

What limit appears first when the 1.1V CL40 DDR5 4800 memory runs under sustained load?

The CAS latency of CL40 at 4800 MT/s sets the timing boundary; sustained throughput cannot exceed the PC5-38400 data rate, so latency-sensitive workloads hit that ceiling before voltage or thermal limits.

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