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Twelve bare green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM CSE-GS7A-000NBP3 1.5TB (12x128GB) DDR5 4800 CL40 ECC RDIMM memory upgrade

SKU CH-BPYS-M9CJ6 MPN CSE-GS7A-000NBP3

A 1.5 TB DDR5 ECC registered server kit of twelve 128 GB modules running at 4800 MT/s CL40 for Supermicro workstations

  • Total capacity1.5 TB (12 × 128 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • Massive 1.5TB capacity from twelve 128GB modules
  • DDR5 4800 speed with CL40 latency for responsive throughput
  • ECC registered design protects data integrity under load
  • 1V operation reduces power draw in dense servers
  • Validated for SuperMicro SYS-751A-I and X13DAI-T platforms

Server workstation memory kit

This NEMIX RAM kit delivers 1.5TB of DDR5 memory across twelve 128GB modules for the SuperMicro SuperWorkstation SYS-751A-I. Registered ECC RDIMM architecture provides error correction and signal stability required by multi-socket server platforms. The modules operate at 4800MHz with CL40 latency and 1.1V power draw.

Registered ECC RDIMM changes

Registered buffering reduces electrical load on the memory controller so all twelve modules can run together without timing degradation. On-die ECC detects and corrects single-bit errors to protect data integrity in databases, virtualization and scientific workloads. The 4Rx4 organisation fits the motherboard's quad-rank slot population rules.

Suits validated SuperMicro builds

This kit is validated for the SuperMicro X13DAI-T and SYS-751A-I workstations that accept twelve 288-pin DDR5 RDIMMs. Builders using consumer motherboards or systems limited to unbuffered UDIMMs cannot use these modules. Buyers needing lower capacity or non-ECC memory should select a different kit.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $45,725.99
Pricier than about 95% of the 21,161 comparable items (median $397.99).
Total capacity 1.5 TB (12 × 128 GB)
Higher than about 97% of the 20,941 comparable items (median 32 GB).
Price per GB $30.48 per GB
Pricier than about 87% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineSuperMicro Server/Workstation Compatible Series Memory
Model nameSuperMicro DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-744K12
Total capacity1.5 TB (12 × 128 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank4Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items1.5 TB (12 × 128 GB) DDR5 4800 MHz PC5-38400 4Rx4 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

Will the 12 modules of 128GB each ever need replacement under normal server workloads?

The DDR5 ECC RDIMM modules are built for continuous operation; no scheduled replacement is required unless a module fails.

What limits sustained throughput when all 12 slots are populated at 4800 MT/s?

The CAS latency of CL40 and 4Rx4 rank organisation set the timing ceiling for sustained bandwidth.

How much heat and power does the 1.5TB kit generate when running all day at 1.1V?

Each module operates at 1.1V without a heat spreader; total power draw scales with the 12 x 128GB configuration under load.

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