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Sixteen green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 512GB (16×32GB) DDR5 4800 CL40 1.1V 2Rx8 ECC Registered RDIMM Supermicro H14DST-F

SKU CH-23K7-XVFMZ

512GB DDR5-4800 registered ECC kit with 16×32GB CL40 1.1V 2Rx8 RDIMMs validated for Supermicro H14DST-F servers

  • Total capacity512 GB (16 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 512GB 16X32GB

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  • Full-capacity 512 GB kit fills every slot on the Supermicro H14DST-F
  • 16 matched 32 GB modules install without population guesswork
  • DDR5 4800 CL40 1.1 V runs at rated speed on first boot
  • Registered ECC design corrects single-bit errors and unloads the memory controller
  • Major-brand Samsung, Micron or Hynix chips deliver enterprise-grade reliability

Exact-match 512 GB DDR5-4800 kit

This 512 GB kit contains sixteen 32 GB DDR5-4800 registered ECC RDIMMs built for the Supermicro H14DST-F motherboard. Each module runs at 1.1 V with CL40 timing and a 2Rx8 organisation that matches the board's memory controller requirements. The 288-pin RDIMM form factor fits the server's DIMM slots exactly as specified. System integrators upgrading this platform receive the precise rank, voltage and timing the firmware expects.

Sustained-load behaviour

Registered buffering reduces electrical load on the memory controller so all sixteen slots can operate at the rated 4800 MT/s transfer rate without downclocking. ECC circuitry detects and corrects single-bit errors during continuous operation, preventing silent data corruption in long-running workloads. The 1.1 V operating voltage keeps power draw consistent across the fully populated array. Stability is maintained through extended compute cycles typical of virtualisation and database services.

Build and daily implications

Modules ship without heat spreaders, relying on the chassis airflow design of the target server. The 288-pin RDIMM keying prevents accidental insertion of incompatible UDIMM or SODIMM parts during maintenance. Population rules for the H14DST-F dictate specific slot-filling order; the kit quantity matches a full 16-DIMM configuration. Technicians should consult the motherboard manual for the approved installation sequence before seating modules.

How it compares

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

Price $14,889.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 512 GB (16 × 32 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $29.08 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 lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR38400-328K16
Total capacity512 GB (16 × 32 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 rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items512 GB 16 × 32 GB DDR5 4800 MHz PC5-38400 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

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