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Two green DDR5 RDIMM modules in a matched pair

NEMIX RAM

NEMIX RAM MR38400-328K2 64GB 2x32GB DDR5 4800 CL40 ECC RDIMM Supermicro H14DST-F

SKU CH-Q124-1K9YB

64 GB dual-rank DDR5 RDIMM kit with ECC and registered buffering, validated for the Supermicro H14DST-F motherboard

  • Capacity64GB (2 x 32GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 64GB 2X32GB

Show 30 more configurations
  • 64 GB capacity from two 32 GB modules
  • DDR5 4800 speed with CL40 latency
  • Registered ECC design for error correction
  • 10 V operation at 288-pin RDIMM form factor
  • Verified compatibility with Supermicro H14DST-F motherboard

Exact-Match Server Upgrade

This 64GB kit delivers two 32GB DDR5 4800 RDIMM modules built to the Supermicro H14DST-F motherboard's exact specifications. Registered ECC architecture and 1.1V operation ensure the memory controller recognises full capacity at rated speed without manual tuning.

Replaces Mismatched Or Unbuffered DIMMs

The jump is worth it when your current modules are UDIMM, SODIMM or mixed-rank kits that force the board to down-clock or disable slots. Population rules for this platform require registered 2Rx8 DIMMs; anything else prevents full-channel operation.

DDR5 RDIMM Platform Limits

DDR5 4800 is the baseline data rate for this generation; the board's memory controller will not exceed it regardless of module rating. Registered buffering and ECC add latency overhead that desktop workloads do not see, so single-thread throughput scales differently than consumer platforms.

Highlights

  • 64 GB capacity from two 32 GB modules
  • DDR5 4800 speed with CL40 latency
  • Registered ECC design for error correction
  • 10 V operation at 288-pin RDIMM form factor
  • Verified compatibility with Supermicro H14DST-F motherboard

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-328K2
Capacity64GB (2 x 32GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 4800 (PC5 38400)
CAS LatencyCL40
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx8
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content64GB 2X32GB DDR5 4800MHz PC5-38400 2Rx8 1.1V 288-PIN ECC RDIMM KIT

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Questions about this item

Will the 288-pin DDR5 RDIMM modules fit the Supermicro H14DST-F motherboard DIMM slots?

Yes, the 288-pin DDR5 RDIMM form factor matches the slots on the Supermicro H14DST-F motherboard; the kit is spec-matched to the board's memory-population rules.

What is the correct installation order for the two 32 GB modules on the H14DST-F?

Install the modules in the exact DIMM population sequence listed in the Supermicro H14DST-F manual; the board requires a specific slot order for registered ECC memory to initialise at 4800 MT/s.

Does the lack of a heat spreader on these 1.1 V modules affect long-term reliability?

The modules run at the standard 1.10 V DDR5 voltage without a heat spreader; adequate chassis airflow through the server's DIMM area keeps temperatures within JEDEC limits for continuous operation.

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