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Green 288-pin DDR5 RDIMM module with black chips, no heat spreader

NEMIX RAM

NEMIX RAM 32GB DDR5 4800 CL40 1.1V 2Rx8 ECC RDIMM XE9680 memory upgrade

SKU CH-G3CD-66DBM

A 32 GB DDR5 registered ECC module running at 4800 MHz with CL40 latency and 1.1 V for the Dell PowerEdge XE9680

  • Total capacity32 GB
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 32 GB capacity expands server memory headroom
  • DDR5 4800 speed delivers high data throughput
  • ECC registered design protects data integrity
  • 1 V operation reduces power draw
  • Validated for Dell PowerEdge XE9680 compatibility

Dell PowerEdge XE9680 memory upgrade

This 32 GB DDR5 module is built for the Dell PowerEdge XE9680 server. It delivers ECC registered operation at 4800 MT/s with a CL40 latency and 1.1 V voltage. The 2Rx8 organisation suits high-density configurations in enterprise workloads.

ECC registered design

Error-correcting code and registered buffering protect data integrity under sustained load. The module uses major OEM chips from Samsung, Micron or Hynix and runs at the standard DDR5 4800 speed grade. No heat spreader is fitted, relying on server airflow for cooling.

Straightforward DIMM installation

The 288-pin RDIMM seats in the XE9680 memory slots without tools. Follow the system manual for population order and firmware updates. Mixing ranks or speeds can prevent boot, so match existing modules exactly.

How it compares

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

Price $878.99
Pricier than about 59% of the 21,161 comparable items (median $397.99).
Total capacity 32 GB
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $27.47 per GB
Pricier than about 77% 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 numberMR38400-328K1
Total capacity32 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 items32 GB (1 × 32 GB) DDR5 4800 MHz PC5-38400 2Rx8 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

Will the 2Rx8 registered DDR5 module need firmware updates or periodic replacement in a Dell PowerEdge XE9680?

Registered ECC RDIMMs have no firmware and no wear-out mechanism; the module stays in service until a capacity upgrade or a platform change requires it.

What limits sustained throughput first — the CL40 latency or the 4800 MT/s data rate on this 1.10 V DDR5 RDIMM?

The 4800 MT/s bus clock sets the maximum bandwidth ceiling; CL40 only adds a small fixed delay per access and does not cap sustained throughput.

How much heat does the 32 GB 2Rx8 DDR5 RDIMM produce when running continuously at 4800 MT/s without a heat spreader?

At 1.10 V the module draws only a few watts, so passive airflow in a server chassis keeps temperatures well within JEDEC limits without a spreader.

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