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Green printed circuit board with black memory chips and gold edge connector

NEMIX RAM

NEMIX RAM 32GB DDR5 4800 PC5-38400 CL40 1.1V 2Rx8 288-Pin ECC RDIMM Dell PowerEdge XE8640 memory upgrade

SKU CH-4Y5D-NTTEV

32 GB DDR5 ECC registered RDIMM running at 4800 MT/s with CL40 latency for Dell PowerEdge XE8640 servers

  • Capacity32GB
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 32 GB capacity expands server memory headroom
  • DDR5 4800 speed delivers high throughput for demanding workloads
  • ECC registered design protects data integrity in critical applications
  • 1 V operation reduces power draw per module
  • 288-pin RDIMM form factor fits Dell PowerEdge XE8640 slots

Dell PowerEdge XE8640 memory upgrade

This 32 GB DDR5 registered DIMM is built for the Dell PowerEdge XE8640 rack server. It delivers error-correcting code protection and registered signalling for stable operation in multi-module configurations. System administrators expanding memory capacity in this specific platform will find the module validated for compatibility.

Replaces lower-capacity DDR5 RDIMMs

Upgrading from smaller registered modules to this 32 GB stick increases total system memory without adding extra slots. The jump is worth it when workloads such as virtualization, database caching or high-performance computing demand more addressable RAM per channel. Systems already running at the maximum supported module count cannot accept this addition.

Fits 288-pin DDR5 RDIMM slots at 1.1 V

The module installs directly into the server's registered DIMM sockets and operates at the standard 1.10 V. It requires a platform that supports DDR5 4800 registered ECC memory and sufficient free slots for the desired capacity. Builds needing unbuffered or non-ECC memory cannot use this part.

Highlights

  • 32 GB capacity expands server memory headroom
  • DDR5 4800 speed delivers high throughput for demanding workloads
  • ECC registered design protects data integrity in critical applications
  • 1 V operation reduces power draw per module
  • 288-pin RDIMM form factor fits Dell PowerEdge XE8640 slots

Specifications

BrandNEMIX RAM
SeriesDell Server/Workstation Compatible Series Memory
ModelDell DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-328K1
Capacity32GB
SpeedDDR5 4800 (PC5 38400)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemDell
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank2Rx8
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content32GB (1X32GB) DDR5 4800MHZ PC5-38400 2Rx8 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

Does the 288-pin DDR5 RDIMM fit the Dell PowerEdge XE8640 memory slots?

Yes, the 288-pin DDR5 RDIMM form factor matches the XE8640 DIMM sockets exactly.

What BIOS setting must be checked after installing this ECC registered module?

Verify that ECC and registered mode are enabled in BIOS so the 2Rx8 module initialises correctly.

When should this 32GB DDR5 4800 module be replaced?

Replace it if memory diagnostics report uncorrectable ECC errors or the server logs repeated corrected error thresholds.

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