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Twelve green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM DDR5 ECC RDIMM 1.5TB 12x128GB 6400MHz CL52 1.1V 2Rx4 288-Pin Supermicro H14SST-GE

SKU CH-5QDG-XBEWT

1.5 TB DDR5 ECC registered kit of twelve 128 GB modules running at 6400 MHz CL52 1.1 V for Supermicro H14SST-GE

  • Capacity1.5TB (12 x 128GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 6400 (PC5 51200)
  • CAS LatencyCL52
  • Voltage1.10V
  • ECCYes
  • 5TB total capacity across 12 modules of 128GB each
  • DDR5 6400 speed with CL52 latency at 1.1V for rated performance
  • Registered ECC design corrects single-bit errors while buffering the memory controller
  • 2Rx4 rank configuration matches the Supermicro H14SST-GE motherboard requirements
  • 288-pin RDIMM form factor ensures exact fit in the server memory slots

1.5 TB DDR5 ECC RDIMM kit for Supermicro H14SST-GE

This kit delivers 1.5 TB of DDR5 registered ECC memory across twelve 128 GB modules. It is built for the Supermicro H14SST-GE motherboard and matches the exact rank, voltage and timing the board expects. Each module is a 288-pin RDIMM rated at DDR5-6400 with CL52 latency at 1.1 V.

DDR5 RDIMM population limits on this motherboard

The board uses 288-pin registered DIMM slots and requires registered modules, not unbuffered or SODIMM form factors. Full 1.5 TB capacity is only reachable when all twelve slots are populated with 2Rx4 modules at the rated speed. Memory population order and maximum supported capacity per slot must be confirmed in the motherboard manual before installation.

Upgrade from smaller or slower DDR5 RDIMM sets

Replacing a partial kit or lower-capacity modules with this twelve-module kit enables the full 1.5 TB ceiling the platform allows. The jump is worthwhile when workloads need every available slot filled at DDR5-6400 with registered ECC stability. Buyers who cannot populate all twelve slots or who need unbuffered memory should look elsewhere.

Highlights

  • 5TB total capacity across 12 modules of 128GB each
  • DDR5 6400 speed with CL52 latency at 1.1V for rated performance
  • Registered ECC design corrects single-bit errors while buffering the memory controller
  • 2Rx4 rank configuration matches the Supermicro H14SST-GE motherboard requirements
  • 288-pin RDIMM form factor ensures exact fit in the server memory slots

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR51200-724K12
Capacity1.5TB (12 x 128GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 6400 (PC5 51200)
CAS LatencyCL52
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content1.5TB 12X128GB DDR5 6400MHz PC5-51200 2Rx4 1.1V 288-PIN ECC RDIMM KIT

Questions about this item

Should I choose the 1.5TB kit with twelve 128GB modules or a smaller capacity for the Supermicro H14SST-GE?

The 1.5TB kit provides twelve 128GB DDR5-6400 registered ECC modules that match the board's population rules for full-capacity operation.

What does the DDR5-6400 speed rating deliver once the modules are installed in the server?

The kit runs at 6400 MT/s with CL52 latency at 1.1V, giving the memory controller the exact timing and voltage it expects for stable full-speed operation.

How does the 288-pin registered ECC interface affect maximum capacity and error handling in this system?

The registered DDR5 RDIMM interface offloads the memory controller so all twelve slots can run fully populated, while ECC corrects single-bit errors on the fly.

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