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Two green DDR5 RDIMM modules without heat spreaders, 288-pin, 32GB kit

NEMIX RAM

NEMIX RAM 32GB (2x16GB) DDR5 6400 CL52 1.1V ECC RDIMM Supermicro H13SST-GC memory upgrade

SKU CH-4C8Q-2HYKY

32 GB dual-rank DDR5-6400 ECC RDIMM kit with CL52 latency and 1.1 V operation, verified for Supermicro H13SST-GC servers

  • Capacity32GB (2 x 16GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 6400 (PC5 51200)
  • CAS LatencyCL52
  • Voltage1.10V
  • ECCYes
  • Exact DDR5-6400 1.1V CL52 spec ensures full-speed recognition
  • 2×16GB 1Rx8 RDIMM kit matches board population rules
  • Registered ECC corrects single-bit errors for uptime
  • 288-pin RDIMM form factor fits Supermicro H13SST-GC
  • Lifetime replacement warranty with US technical support

Exact-match server upgrade

This 32GB kit delivers two 16GB DDR5-6400 registered ECC modules built to the precise rank, voltage and timing the Supermicro H13SST-GC memory controller expects. The 1Rx8 organisation and 1.1V operation let the board recognise full capacity at rated speed without manual tuning. It is not suited for workstations that require unbuffered UDIMMs or for laptops that use SODIMM form factors.

Sustained-load behaviour

Registered buffering offloads the memory controller so every slot remains stable when fully populated under continuous throughput. ECC corrects single-bit errors on the fly, preventing silent data corruption and unplanned reboots during long compute runs. The CL52 latency and PC5-51200 bandwidth are maintained across extended workloads rather than only in short bursts.

Build and daily implications

Modules ship without heat spreaders, relying on server chassis airflow for cooling. The 288-pin RDIMM keying prevents accidental insertion into incompatible slots. Installation must follow the motherboard manual's population order to activate all channels. Buyers needing larger single-module capacities or non-ECC memory for consumer platforms should look elsewhere.

Highlights

  • Exact DDR5-6400 1.1V CL52 spec ensures full-speed recognition
  • 2×16GB 1Rx8 RDIMM kit matches board population rules
  • Registered ECC corrects single-bit errors for uptime
  • 288-pin RDIMM form factor fits Supermicro H13SST-GC
  • Lifetime replacement warranty with US technical support

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR51200-618K2
Capacity32GB (2 x 16GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 6400 (PC5 51200)
CAS LatencyCL52
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank1Rx8
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content32GB 2X16GB DDR5 6400MHz PC5-51200 1Rx8 1.1V 288-PIN ECC RDIMM KIT

Questions about this item

How much power does the 1.1V DDR5 6400 kit draw when the server runs continuously?

Each module operates at 1.10 V; the registered design reduces electrical load on the memory controller so fully populated slots run at rated speed without extra voltage.

What must the motherboard provide for these 288-pin RDIMMs to function?

The board needs DDR5 RDIMM slots that support registered ECC memory and a memory controller able to address 1Rx8 modules at 6400 MT/s.

Will the CL52 1Rx8 Registered DIMMs work alongside other DDR5 RDIMMs I might keep in the same server?

Mixing ranks, speeds or voltages can prevent the system from training at 6400 MT/s; the manual for the H13SST-GC lists the approved population order for matched kits.

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