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Green rectangular DDR5 RDIMM module with black chips and gold contacts

NEMIX RAM

NEMIX RAM 96GB DDR5 4800 CL40 2Rx4 ECC RDIMM Lenovo 4X77A81448 memory upgrade

SKU CH-RWSF-3NS4Q

A 96 GB DDR5 registered ECC module running at 4800 MT/s with CL40 latency for Lenovo ThinkSystem servers

  • Capacity96GB
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 96 GB capacity scales memory-intensive server workloads
  • DDR5 4800 speed delivers high-throughput data transfer
  • ECC registered design protects data integrity under load
  • 1 V operation reduces power draw per module
  • 288-pin RDIMM form factor fits compatible Lenovo ThinkSystem slots

System-Specific DDR5 RDIMM for Lenovo Servers

This 96 GB DDR5 4800 module is built for Lenovo ThinkSystem servers that require registered ECC memory. The single 2Rx4 stick plugs into a 288-pin slot and runs at the standard 1.1 V server voltage. It targets administrators who need to expand capacity on AMD-based platforms using part number 4X77A81448.

Thermals Noise and Power Draw

Operating at 1.10 V, the module draws minimal power for its density and produces no audible noise because it has no moving parts. The bare PCB design relies on chassis airflow rather than a heat spreader, so thermal performance depends on the server’s internal cooling layout. Under typical registered-DIMM workloads the part stays within JEDEC thermal limits without extra fan speed.

Compatibility Validation and Warranty Coverage

Each stick is stress-tested under load before shipping to confirm stability in the qualified Lenovo systems. The lifetime replacement warranty covers defects for as long as the original purchaser owns the module. No extra software, heat spreaders or installation tools are bundled — only the memory itself.

Points forts

  • 96 GB capacity scales memory-intensive server workloads
  • DDR5 4800 speed delivers high-throughput data transfer
  • ECC registered design protects data integrity under load
  • 1 V operation reduces power draw per module
  • 288-pin RDIMM form factor fits compatible Lenovo ThinkSystem slots

Caractéristiques

BrandNEMIX RAM
SeriesLenovo Server/Workstation Compatible Series Memory
ModelLenovo DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-9624K1
Capacity96GB
SpeedDDR5 4800 (PC5 38400)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemLenovo
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank2Rx4
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content96GB (1X96GB) DDR5 4800MHZ PC5-38400 2Rx4 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions sur cet article

How do I install the 288-pin DDR5 RDIMM in a Lenovo ThinkSystem server, and what step is often missed?

Power down the server, open the chassis, align the notch on the 288-pin module with the slot key, press firmly until the ejector clips lock, then verify in BIOS that the 96GB module runs at 4800 MT/s with ECC enabled. The step often missed is confirming the registered ECC mode is active after boot.

What maintenance or replacement will this 96GB 2Rx4 ECC RDIMM need over its service life?

No scheduled maintenance is required for the DDR5 module itself. If a correctable error count rises above the platform threshold, the DIMM should be replaced. NEMIX RAM provides a lifetime replacement warranty, so a faulty unit can be swapped without additional cost.

What limit appears first when this CL40 1.1V DDR5 RDIMM runs sustained workloads on an AMD-based Lenovo server?

The primary limit is the CAS latency of CL40 at 4800 MT/s, which sets the minimum access delay. Under heavy sustained load, the memory controller's thermal throttling point is typically reached before the module's 1.10V operating voltage becomes a constraint.

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