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Six green DDR5 RDIMM modules with black chips, no heat spreaders

NEMIX RAM

NEMIX RAM 384GB (6x64GB) DDR5 5600 CL46 ECC RDIMM Dell XE9685L memory upgrade

SKU CH-A30X-Y5TEB

A 384GB DDR5 ECC registered memory kit comprising six 64GB modules running at 5600MHz with CL46 latency for Dell PowerEdge XE9685L servers

  • Total capacity384 GB (6 × 64 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Buffer typeRegistered
  • Rated voltage1.1 V

Size 384GB 6X64GB

Show 6 more

Speed 5600MHz

  • 384 GB total capacity across six 64 GB modules
  • ECC registered DDR5 protects data integrity in server workloads
  • 5600 MT/s speed with CL46 latency for responsive performance
  • 1 V operation reduces power draw per module
  • 288-pin RDIMM form factor fits Dell PowerEdge XE9685L

Dell XE9685L memory upgrade

This 384GB kit uses six 64GB DDR5 5600 CL46 ECC RDIMM modules built for the Dell PowerEdge XE9685L rack server. Registered buffering and error-correcting code protect data integrity in multi-socket workloads. The 1.1V operating voltage matches the platform's DDR5 specification. It is not suited for desktops or consumer motherboards.

Upgrading from lower-capacity DDR5 RDIMMs

Replacing smaller registered modules with this 6 x 64GB configuration expands total system memory to 384GB without mixing ranks or speeds. The jump is worthwhile when virtualization density, in-memory databases or large GPU-direct datasets exceed the current footprint. Buyers who need more than 384GB must populate additional slots with matched kits.

Sustained-load behaviour

Registered signalling and ECC parity maintain stability during continuous compute passes across all 288 pins. The CL46 latency and 5600 MT/s data rate remain consistent under full-channel utilisation. No heat spreader is fitted; airflow across the modules must follow the server chassis design.

How it compares

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

Price $12,550.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 384 GB (6 × 64 GB)
Higher than about 85% of the 20,941 comparable items (median 32 GB).
Price per GB $32.68 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 numberMR44800-944K6
Total capacity384 GB (6 × 64 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL46
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank4Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsDell
In the box
Included items384 GB (6 × 64 GB) DDR5 5600 MHz PC5-44800 4Rx4 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Will the 288-pin DDR5 RDIMM modules fit the memory slots in a Dell PowerEdge XE9685L server?

Yes, the 288-pin DDR5 RDIMM form factor matches the slots used in the Dell PowerEdge XE9685L rack server.

What is the correct installation sequence for the six 64GB modules, and which step is most often missed?

Populate all six slots following the server's memory population guide, then verify the BIOS recognises the full 384GB at 5600MHz — the step most often missed is checking the memory speed in BIOS after boot.

When should the ECC RDIMM kit be replaced if correctable error counts start rising in system logs?

Replace the kit when the platform firmware reports uncorrectable ECC errors or when correctable error rates exceed the threshold set in the Dell OpenManage alerts.

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