We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Eight green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 384GB (8 x 48GB) DDR5 6400 CL52 2Rx8 1.1V ECC RDIMM for Supermicro H14DSG-O-CPU

SKU CH-FHNM-0EP83

384 GB DDR5 ECC registered server memory kit with eight 48 GB modules at 6400 MT/s, CL52, 1.1 V, validated for the Supermicro H14DSG-O-CPU motherboard

  • Total capacity384 GB (8 × 48 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 384 GB total capacity from eight 48 GB modules for maximum density
  • DDR5 6400 speed with CL52 latency at 1.1 V for rated performance
  • 2Rx8 registered ECC architecture corrects single-bit errors and offloads the controller
  • 288-pin RDIMM form factor matches Supermicro H14DSG-O-CPU slot and population rules
  • Built with major OEM Samsung, Micron or Hynix components for enterprise reliability

384GB DDR5 ECC RDIMM kit for Supermicro H14DSG-O-CPU

This 384GB kit contains eight 48GB DDR5 6400 RDIMM modules rated CL52 at 1.1V. Registered ECC architecture with 2Rx8 organisation lets the Supermicro H14DSG-O-CPU memory controller address every slot at full rated speed without downclocking.

Verified fitment replaces mixed-capacity

The exact-match 288-pin RDIMM form factor, 2Rx8 rank structure and 1.1V operating voltage satisfy the board's population rules so all fourteen slots can be filled at the specified 6400 MT/s data rate. Buyers who need a different capacity per module or a UDIMM form factor cannot use this kit.

Registered buffering sustains throughput under

The registered buffer reduces electrical load on the memory controller while on-die ECC corrects single-bit errors in real time, preventing silent data corruption during extended compute or virtualisation workloads. Operation remains stable at the rated 6400 MT/s without thermal throttling or voltage drift.

How it compares

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

Price $8,689.99
Pricier than about 85% of the 21,161 comparable items (median $397.99).
Total capacity 384 GB (8 × 48 GB)
Higher than about 85% of the 20,941 comparable items (median 32 GB).
Price per GB $22.63 per GB
Pricier than about 68% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR51200-4828K8
Total capacity384 GB (8 × 48 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 items384 GB 8 × 48 GB DDR5 6400 MHz PC5-51200 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

Will the 288-pin DDR5 RDIMM modules fit the DIMM slots on my Supermicro H14DSG-O-CPU motherboard?

Yes, the 288-pin RDIMM form factor is the exact type the Supermicro H14DSG-O-CPU requires; UDIMM or SODIMM modules will not fit.

What is the correct installation sequence for the eight 48 GB modules on the Supermicro H14DSG-O-CPU?

Populate all eight slots following the motherboard manual's specified DIMM population order; installing them in the wrong sequence can prevent the system from recognising the full 384 GB capacity.

Do these registered ECC modules need any firmware updates or periodic maintenance after installation?

No firmware updates or routine maintenance are required; the modules operate at 1.10 V with CL52 timing, and ECC error correction runs automatically for the life of the kit.

More in Model-Specific Memory Upgrades

Similar items