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Two green DDR5 RDIMM modules with black chips, no heat spreader

NEMIX RAM

NEMIX RAM 64GB (2x32GB) DDR5 6400 CL52 1.1V ECC RDIMM Supermicro H14DST-FL memory upgrade

SKU CH-YBW4-GM8Y9

A 64 GB DDR5 ECC registered DIMM kit running at 6400 MT/s with CL52 latency and 1.1 V for the Supermicro H14DST-FL motherboard

  • Total capacity64 GB (2 × 32 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • Exact DDR5-6400 CL52 1.10 V spec matches server controller for full-speed recognition
  • 64 GB (2 × 32 GB) 2Rx8 Registered ECC kit fits Supermicro H14DST-FL 288-pin slots
  • Registered buffering offloads memory controller so every slot runs fully populated at rated capacity
  • On-die ECC corrects single-bit errors preventing silent data corruption and unplanned reboots
  • Lifetime replacement warranty with free US-based technical support included

Supermicro H14DST-FL upgrade

This 64GB kit contains two 32GB DDR5 6400 RDIMMs built to the exact rank, voltage and timing the Supermicro H14DST-FL memory controller expects. Registered ECC architecture allows every slot to run fully populated at rated speed while correcting single-bit errors before they reach production workloads.

Sustained enterprise load

Registered buffering offloads the controller so all channels remain stable when the system runs at full capacity for extended periods. ECC detection and correction operates continuously without throttling, preventing silent data corruption during long compute or database tasks. The 1.10V operating voltage keeps power draw predictable under constant utilisation.

Thermals and power

Modules operate at the standard DDR5 1.10V without a heat spreader, relying on server chassis airflow for cooling. Registered design reduces electrical load on the memory bus, contributing to lower overall platform power during normal operation. No active cooling components are present on the DIMMs themselves.

How it compares

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

Price $2,527.99
Pricier than about 71% of the 21,161 comparable items (median $397.99).
Total capacity 64 GB (2 × 32 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $39.50 per GB
Pricier than about 90% 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 numberMR51200-328K2
Total capacity64 GB (2 × 32 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 6400 (PC5 51200)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL52
ECC supportYes
Buffer typeRegistered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items64 GB 2 × 32 GB DDR5 6400 MHz PC5-51200 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

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