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Sixteen green DDR5 RDIMM modules in a row, bare chips, no heat spreaders

NEMIX RAM

NEMIX RAM 1TB 16x64GB DDR5 4800 CL40 2Rx4 1.1V RDIMM Supermicro H14DSH

SKU CH-X6EV-X5KSQ

A 1TB DDR5 server memory kit with sixteen 64GB registered ECC modules rated at 4800 MT/s, CL40, 1.1V, and 2Rx4 for the Supermicro H14DSH motherboard

  • Total capacity1 TB (16 × 64 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 1TB 16X64GB

Show 30 more
  • 1TB kit (16 × 64 GB) gives maximum server capacity
  • DDR5-4800 CL40 1.1 V registered ECC matches controller specs
  • 2Rx4 288-pin RDIMM fits Supermicro H14DSH exactly
  • Registered buffer offloads controller for full-slot stability
  • ECC corrects single-bit errors preventing silent data corruption

1TB DDR5 RDIMM kit for Supermicro H14DSH

This 1TB kit contains sixteen 64GB DDR5-4800 registered ECC modules built to the exact rank, voltage and timing the H14DSH memory controller expects. It is intended for administrators who need to populate every slot on that motherboard with validated, full-capacity memory.

Registered DDR5 population limits on the H14DSH

Registered architecture offloads the memory controller so all sixteen slots can run fully populated at the rated 4800 MT/s without signal degradation. ECC corrects single-bit errors on the fly, preventing silent data corruption and unplanned reboots in production workloads.

2Rx4 organisation at CL40 1.1V

The dual-rank-by-four organisation, CL40 latency and 1.1V operating voltage are the single specification set that determines whether the board recognises the full 1TB at its rated speed. Systems requiring a different rank structure, voltage or timing will not support this kit.

How it compares

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

Price $24,102.99
Pricier than about 92% 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 $24.10 per GB
Pricier than about 69% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 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
Memory rank2Rx4
Heat spreaderNo
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 288-PIN ECC RDIMM KIT

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Questions about this item

Should I buy the full 1TB kit with 16 modules of 64GB each, or can I start with fewer DIMMs?

The kit is sold as a matched set of 16 x 64GB modules totalling 1TB; installing the complete kit ensures the Supermicro H14DSH runs at the rated DDR5-4800 speed with correct rank and timing alignment.

What does the DDR5-4800 CL40 rating deliver inside the Supermicro H14DSH?

At the rated 4800 MT/s and CL40 latency, the registered ECC modules operate at 1.1V, giving the server its maximum supported bandwidth while the registered buffer and error correction keep every slot stable under full load.

How does the 288-pin RDIMM interface and PC5-38400 standard limit real-world performance?

The 288-pin registered DIMM form factor and PC5-38400 designation cap the memory bus at 4800 MT/s, so the H14DSH cannot exceed that data rate regardless of processor capability.

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