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Eight bare green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 512GB (8x64GB) DDR5 5600 CL46 ECC RDIMM memory upgrade for Lenovo ThinkSystem SR780a V3

SKU CH-PB56-GZSW1

Eight 64 GB DDR5 ECC RDIMM modules at 5600 MT/s, CL46, 1.10 V, 2Rx4, 288-pin, validated for the Lenovo ThinkSystem SR780a V3 rack server

  • Capacity512GB (8 x 64GB)
  • SpeedDDR5 5600 (PC5 44800)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 512 GB total capacity from eight 64 GB modules
  • DDR5 5600 speed rated at PC5-44800 bandwidth
  • ECC registered RDIMM design protects data integrity
  • CL46 latency at 1.1 V operating voltage
  • Validated for Lenovo ThinkSystem SR780a V3 rack server

512GB DDR5 ECC RDIMM kit for Lenovo SR780a V3

This kit provides 512GB of DDR5 5600 registered ECC memory in eight 64GB modules. It is built for the Lenovo ThinkSystem SR780a V3 rack server where maximum capacity and error correction are required. The 2Rx4 organisation and CL46 latency match the platform specifications. Buyers needing non-ECC or unbuffered memory for a workstation or desktop cannot use this product.

288-pin RDIMM installation and common issues

The 288-pin DDR5 RDIMM form factor fits the server slots directly; no adapters are required. Installation typically takes minutes when following the system manual. The most frequent issue is populating slots in the wrong order or mixing ranks, which prevents the server from posting. Ensure all eight modules are identical and seated firmly in the prescribed channels.

DDR5 5600 registered ECC practical limits

DDR5 5600 (PC5-44800) at 1.10V delivers the bandwidth the SR780a V3 memory controller expects. Registered buffering and ECC add latency overhead that is normal for this class of memory. The kit will not operate at higher speeds without platform support, and it cannot be used in systems that require unbuffered or non-ECC modules.

Points forts

  • 512 GB total capacity from eight 64 GB modules
  • DDR5 5600 speed rated at PC5-44800 bandwidth
  • ECC registered RDIMM design protects data integrity
  • CL46 latency at 1.1 V operating voltage
  • Validated for Lenovo ThinkSystem SR780a V3 rack server

Caractéristiques

BrandNEMIX RAM
SeriesLenovo Server/Workstation Compatible Series Memory
ModelLenovo DDR5 5600MHZ ECC RDIMM Registered Server Memory
Part NumberMR44800-924K8
Capacity512GB (8 x 64GB)
SpeedDDR5 5600 (PC5 44800)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemLenovo
CAS LatencyCL46
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank2Rx4
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content512GB (8X64GB) DDR5 5600MHZ PC5-44800 2Rx4 1.1V CL46 288-PIN ECC RDIMM Registered Server Memory KIT

Questions sur cet article

How can I confirm the kit is running at the rated DDR5 5600 speed and CL46 latency after installation?

Enter the server BIOS or use a tool such as CPU-Z to verify the memory frequency reads 5600 MT/s and the CAS latency shows 46; the registered ECC modules will also report 2Rx4 organisation.

What exactly ships in the box and is anything else required to reach 512 GB in a ThinkSystem SR780a V3?

The box contains eight 64 GB DDR5 5600 CL46 ECC RDIMMs for a total of 512 GB; no additional modules or accessories are needed for a full population.

Which capacity kit should I choose if I want the maximum supported memory for this server?

The 512 GB kit (8 × 64 GB) provides the highest capacity offered in this specific part number for the ThinkSystem SR780a V3.

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