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Four green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 192GB 4X48GB DDR5 6400 CL52 2Rx8 1.1V ECC RDIMM memory upgrade

SKU CH-VY4P-W92A5

Four-module kit provides 192 GB of DDR5 6400 ECC registered memory at CL52 and 1.1 V for the Supermicro H14DSH motherboard

  • Total capacity192 GB (4 × 48 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 192 GB total capacity with four 48 GB modules
  • DDR5 6400 speed rated at PC5-51200 bandwidth
  • CL52 CAS latency at 1.10 V operating voltage
  • ECC and registered design corrects errors and buffers signals
  • 288-pin RDIMM form factor built for Supermicro H14DSH

Exact DDR5-6400 Registered ECC Kit

This 192 GB kit contains four 48 GB DDR5 RDIMMs rated at 6400 MT/s with CL52 latency and 1.1 V operation. It targets administrators upgrading a Supermicro H14DSH server that requires registered ECC modules in a 288-pin form factor. The 2Rx8 organization matches the board's memory-controller expectations for full-capacity recognition.

Registered DDR5 Population Limits

Registered architecture allows every slot to be populated at the rated speed, but the motherboard's own population rules still dictate which slots must be filled first and the maximum capacity per channel. The 1.1 V JEDEC voltage is fixed; the modules do not support XMP or manual over-voltage profiles. ECC corrects single-bit errors on the fly, yet it cannot compensate for an unsupported DIMM configuration.

Straightforward Installation With Checks

The 288-pin RDIMMs key only one way into the server's DIMM sockets, so physical insertion is simple. The usual failure mode is ignoring the manual's slot-order chart, which leaves the system at reduced capacity or prevents boot entirely. Firmware should be updated before installation, and the full 192 GB must be validated in the BIOS memory map after power-on.

How it compares

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

Price $4,658.99
Pricier than about 79% of the 21,161 comparable items (median $397.99).
Total capacity 192 GB (4 × 48 GB)
Higher than about 75% of the 20,941 comparable items (median 32 GB).
Price per GB $24.27 per GB
Pricier than about 69% 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 numberMR51200-4828K4
Total capacity192 GB (4 × 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 items192 GB 4 × 48 GB DDR5 6400 MHz PC5-51200 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

Should I choose the 192GB kit of four 48GB modules or a different capacity for my Supermicro H14DSH?

The 192GB kit provides four 48GB modules that match the H14DSH population rules exactly, letting the memory controller recognise full capacity at the rated DDR5 6400 speed.

What does the DDR5 6400 rating mean once the modules are installed in the server?

The kit runs at 6400 MT/s with CL52 latency and 1.10V, delivering the bandwidth and timing the H14DSH memory controller expects for stable full-speed operation.

How does the 288-pin RDIMM interface and registered ECC design affect real-world limits?

The registered architecture buffers address and command signals so all four slots can be populated at 192GB total, while ECC corrects single-bit errors on the fly to prevent silent data corruption.

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