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Sixteen green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 2TB (16×128GB) DDR5 5600 CL46 4Rx4 1.1V ECC RDIMM for Lenovo ThinkSystem SR680a V3 memory upgrade

SKU CH-MX2F-T9TZY

A 2 TB DDR5 kit of sixteen 128 GB registered ECC modules running at 5600 MT/s CL46 and 1.1 V, built for the Lenovo ThinkSystem SR680a V3

  • Capacity2TB (16 x 128GB)
  • SpeedDDR5 5600 (PC5 44800)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 2 TB total capacity from sixteen 128 GB modules
  • DDR5 5600 speed rated at PC5-44800
  • ECC registered RDIMM protects data integrity
  • 4Rx4 organisation with CL46 latency
  • 10 V operation on 288-pin DDR5 form factor

Lenovo SR680a V3 memory kit

This NEMIX RAM kit supplies 2TB of DDR5 registered ECC memory for the Lenovo ThinkSystem SR680a V3 rack server. Sixteen 128GB modules fill the platform with high-density RDIMMs built for enterprise workloads. The 4Rx4 organisation and 288-pin form factor match the server's memory architecture. IT teams can install the kit directly into compatible slots.

1.10V operation and thermal profile

Each module runs at 1.10V, keeping power draw low for dense server configurations. The DDR5 5600 speed rating delivers PC5-44800 bandwidth without requiring active cooling on the modules themselves. Registered buffering reduces electrical load on the memory controller. ECC protection corrects single-bit errors during normal operation.

Sustained load behaviour with CL46 latency

Under continuous demand the CAS latency of 46 cycles remains stable across all sixteen modules. The 4Rx4 rank structure supports consistent throughput for virtualisation and database tasks. Registered signalling maintains signal integrity during extended sessions. The kit is validated for the SR680a V3 platform to prevent compatibility-related throttling.

Points forts

  • 2 TB total capacity from sixteen 128 GB modules
  • DDR5 5600 speed rated at PC5-44800
  • ECC registered RDIMM protects data integrity
  • 4Rx4 organisation with CL46 latency
  • 10 V operation on 288-pin DDR5 form factor

Caractéristiques

BrandNEMIX RAM
SeriesLenovo Server/Workstation Compatible Series Memory
ModelLenovo DDR5 5600MHZ ECC RDIMM Registered Server Memory
Part NumberMR44800-744K16
Capacity2TB (16 x 128GB)
SpeedDDR5 5600 (PC5 44800)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemLenovo
CAS LatencyCL46
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank4Rx4
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content2TB (16X128GB) DDR5 5600MHZ PC5-44800 4Rx4 1.1V CL46 288-PIN ECC RDIMM Registered Server Memory

Questions sur cet article

How do I install the 16 DDR5 RDIMM modules in the Lenovo ThinkSystem SR680a V3, and which step is commonly missed?

Power down the server, open the chassis, and seat each 288-pin module until the ejector clips lock; the step often missed is confirming every module clicks fully into its slot before closing the cover.

What maintenance or replacement will the 16×128 GB DDR5 5600 kit require over its service life?

No scheduled maintenance is needed; if a module fails, replace the individual 128 GB RDIMM — the kit has no batteries, fans, or heat spreaders to service.

What limit appears first when the 4Rx4 registered ECC memory runs sustained workloads at 5600 MT/s?

The CAS latency of CL46 and 1.10 V operating voltage set the timing and power envelope that bound sustained throughput before thermal throttling becomes a factor.

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