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
Sixteen green DDR5 RDIMM modules in a tray

NEMIX RAM

NEMIX RAM DDR5 6400 2TB (16x128GB) CL52 1.1V ECC RDIMM 2Rx4 Supermicro H14DSG-OD memory upgrade

SKU CH-M9J2-FS1K6

A 2 TB DDR5 ECC registered DIMM kit of sixteen 128 GB modules running at 6400 MT/s with CL52 latency and 1.1 V operation, validated for the Supermicro H14DSG-OD motherboard

  • Total capacity2 TB (16 × 128 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 2 TB capacity from sixteen 128 GB modules
  • DDR5 6400 speed with CL52 latency at 1.1 V
  • Registered ECC RDIMM protects data integrity under full load
  • 2Rx4 dual-rank organisation enables full population on Supermicro H14DSG-OD
  • 288-pin form factor matches the motherboard's memory slots exactly

Exact-Match Server Upgrade

This 2 TB kit contains 16 DDR5 RDIMMs of 128 GB each, specified at 6400 MT/s with CL52 latency and 1.1 V operation. Registered ECC architecture and 2Rx4 organisation match the Supermicro H14DSG-OD memory controller requirements for full-capacity recognition at rated speed.

Registered ECC Build Quality

Each 288-pin module uses a registered buffer that reduces electrical load on the memory controller when all slots are populated, while on-die ECC corrects single-bit errors without halting the system. Major OEM DRAM from Samsung, Micron or Hynix is assembled without heat spreaders, relying on chassis airflow for thermal management in dense server configurations.

DDR5 Platform Constraints

DDR5 RDIMMs are keyed differently from earlier generations and will not fit UDIMM or SODIMM sockets. Population rules, maximum supported capacity per channel and required BIOS revisions are defined by the motherboard manual and must be verified before installation to avoid boot failures or reduced performance.

How it compares

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

Price $65,086.99
Pricier than about 98% of the 21,161 comparable items (median $397.99).
Total capacity 2 TB (16 × 128 GB)
Higher than about 99% of the 20,941 comparable items (median 32 GB).
Price per GB $32.54 per GB
Pricier than about 90% 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 numberMR51200-724K16
Total capacity2 TB (16 × 128 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 rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items2 TB 16 × 128 GB DDR5 6400 MHz PC5-51200 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

What DDR5 speed and bandwidth does this 2TB kit run at?

The kit operates at DDR5 6400 (PC5 51200) with CL52 latency at 1.10 V.

Which DIMM form factor and pin count must the Supermicro H14DSG-OD accept?

The board must accept 288-pin registered RDIMM modules; UDIMM or SODIMM will not fit.

In what order should the 16 modules be populated to avoid a no-post condition?

Follow the motherboard manual's approved DIMM population sequence for all 16 slots before powering on.

More in Model-Specific Memory Upgrades

Similar items