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Sixteen green DDR5 RDIMM modules in a tray

NEMIX RAM

NEMIX RAM CSE-GS7A-000NBP3 1TB (16x64GB) DDR5 4800 CL40 ECC RDIMM memory upgrade

SKU CH-Z1CX-46EKP MPN CSE-GS7A-000NBP3

16 registered DDR5 modules deliver 1 TB of ECC server memory at 4800 MHz CL40 for Supermicro workstations

  • Total capacity1 TB (16 × 64 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 1TB total capacity with 16 modules of 64GB each
  • DDR5 4800 speed rated at PC5-38400 bandwidth
  • ECC registered RDIMM for server-grade data integrity
  • CL40 CAS latency at 1.1V operating voltage
  • 288-pin 2Rx4 design compatible with SuperMicro SYS-751A-I

Capacity and purpose

This kit provides 1TB of DDR5 memory in sixteen 64GB registered DIMMs. It targets Supermicro SuperWorkstation SYS-751A-I and Super X13DAI-T systems that require ECC RDIMM modules for error-correcting operation. The 4800 MT/s speed and CL40 latency match the platform specification for stable server workloads.

Who it suits and who it does not

IT professionals managing memory-intensive virtualisation, database or scientific computing tasks on the listed Supermicro platforms will benefit from the full 1TB configuration. Buyers who need non-ECC unbuffered memory for consumer motherboards, or who require a lower total capacity than 1TB, should look at other kits.

Deciding specification

The 288-pin DDR5 RDIMM form factor with ECC and registered buffering is the single attribute that determines whether this kit fits the target Supermicro workstations. Only systems designed for registered ECC DDR5 modules can accept these DIMMs.

How it compares

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

Price $29,033.99
Pricier than about 93% of the 21,161 comparable items (median $397.99).
Total capacity 1 TB (16 × 64 GB)
Higher than about 93% of the 20,941 comparable items (median 32 GB).
Price per GB $29.03 per GB
Pricier than about 82% 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 numberMR38400-924K16
Total capacity1 TB (16 × 64 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 rank2Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items1 TB (16 × 64 GB) DDR5 4800 MHz PC5-38400 2Rx4 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

Will these 288-pin DDR5 RDIMMs fit the memory slots on my Supermicro SYS-751A-I workstation?

Yes, the 288-pin DDR5 RDIMM form factor matches the slots on the Supermicro SuperWorkstation SYS-751A-I and the X13DAI-T motherboard it uses.

Do I need to populate all 16 slots at once, or can I install the 64 GB modules in stages?

You can install the 64 GB modules in stages, but follow the motherboard manual's population order for 2Rx4 registered DIMMs to keep the memory controller stable.

The kit has no heat spreaders — will the Samsung, Micron or Hynix chips need active airflow later?

Registered DDR5 modules run at 1.1 V and are designed for server chassis airflow; ensure front-to-back cooling covers the DIMM area so the bare chips stay within thermal limits.

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