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Four green DDR5 RDIMM modules without heat spreaders in a 192GB kit

NEMIX RAM

NEMIX RAM 192GB 4X48GB DDR5 6400MHz PC5-51200 CL52 1.1V 2Rx8 288-PIN ECC Registered RDIMM memory upgrade

SKU CH-Z5C6-16F5P

A 192 GB server memory kit with four 48 GB DDR5-6400 Registered ECC modules at 1.1 V and CL52, validated for the Supermicro H14SHM 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 from four 48 GB modules for dense server workloads
  • DDR5 6400 speed with CL52 latency delivers rated bandwidth out of the box
  • Registered ECC design corrects single-bit errors and stabilises fully populated channels
  • 1 V operation matches the memory controller specification for reliable recognition
  • 288-pin RDIMM form factor verified for Supermicro H14SHM motherboard compatibility

Server Memory Kit

This 192GB kit contains four 48GB DDR5 RDIMM modules rated at 6400MHz with CL52 latency and 1.1V operation. It is built for administrators upgrading a Supermicro H14SHM motherboard that requires registered ECC memory in a 288-pin form factor.

Thermals and Power

Each module runs at the standard 1.10V DDR5 voltage without a heat spreader, relying on server chassis airflow for cooling. Registered buffering reduces electrical load on the memory controller, keeping power draw predictable when all slots are populated.

Registered ECC Architecture

The 2Rx8 registered ECC design is the single specification that determines compatibility; the board must support registered DIMMs and the exact rank configuration to recognise the full 192GB capacity at rated speed. Buyers whose systems require unbuffered UDIMMs or a different rank layout cannot use this kit.

How it compares

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

Price $4,496.99
Pricier than about 78% 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 $23.42 per GB
Pricier than about 68% 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 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

How do I install the 288-pin DDR5 RDIMM kit on the Supermicro H14SHM motherboard and what population step is often missed?

Power down, open the chassis, and insert each 48GB module into the slots specified by the H14SHM manual in the exact population order; the step most often missed is following that board-specific sequence rather than simply filling every slot.

What maintenance or replacement will the 192GB ECC registered kit need during its service life?

No scheduled maintenance is required; the modules carry a lifetime replacement warranty, so a DIMM is only swapped if ECC logs report an uncorrectable error or the server fails to recognise the full 192GB at POST.

What limit appears first when the 48GB 2Rx8 DDR5-6400 modules run sustained workloads at 1.1V?

The registered buffer and ECC logic keep every slot stable at the rated CL52 timing, so the first practical ceiling is the motherboard's maximum supported capacity rather than thermal or voltage throttling.

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