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Four green DDR5 RDIMM sticks without heat spreaders in a tray

NEMIX RAM

NEMIX RAM DDR5 192GB 4X48GB 4800MHz CL40 ECC RDIMM Supermicro H14SHM

SKU CH-8GCZ-C13ZH

A 192 GB DDR5 kit of four 48 GB registered ECC RDIMMs running at 4800 MHz with CL40 latency, built for the Supermicro H14SHM motherboard

  • Total capacity192 GB (4 × 48 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 192GB 4X48GB

Show 24 more
  • 192GB total capacity from four 48GB modules
  • DDR5-4800 speed with CL40 latency at 1.1V
  • Registered ECC RDIMM prevents silent data corruption
  • 2Rx8 dual-rank organisation matches server controller
  • 288-pin form factor fits Supermicro H14SHM motherboard

Exact-Match Upgrade for Supermicro H14SHM

This 192GB kit delivers four 48GB DDR5-4800 Registered ECC RDIMMs built to the precise rank, voltage and timing the Supermicro H14SHM motherboard expects. The modules install in the board's 288-pin RDIMM slots and are recognised at full capacity without manual configuration. It is not suited for systems that require UDIMM or SODIMM form factors.

Thermals Noise and Power Draw

Each module operates at 1.1V without a heat spreader, relying on the server chassis airflow for cooling. Registered buffering reduces electrical load on the memory controller when all slots are populated. The kit draws power within the standard DDR5 RDIMM envelope for 4800 MT/s operation. No active cooling or additional voltage headroom is required.

Deciding Specification

The registered ECC RDIMM architecture with 2Rx8 organisation is the single specification that determines compatibility. Only motherboards designed for Registered DDR5 ECC modules with this rank structure will support the kit at its rated 4800 MT/s CL40 speed. Systems requiring unbuffered memory or a different rank configuration cannot use these modules.

How it compares

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

Price $4,163.99
Pricier than about 77% 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 $21.69 per GB
Pricier than about 67% 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 numberMR38400-4828K4
Total capacity192 GB (4 × 48 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
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 4800 MHz PC5-38400 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

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Questions about this item

How do I install the 288-pin DDR5 RDIMM kit in the Supermicro H14SHM, and which step is most often missed?

Power down, open the chassis, and insert each 48 GB module into the slots listed in the motherboard manual's population table; the step most often missed is following that exact slot order so all four ranks are recognised at 4800 MHz.

What maintenance or replacement will the 192 GB ECC RDIMM kit need over its service life?

No scheduled maintenance is required; ECC corrects single-bit errors automatically, and a module is only replaced if the system logs uncorrectable errors or a DIMM fails POST.

What limit appears first when the 4x48 GB registered kit runs sustained workloads at 1.1 V?

The memory controller's thermal and signal-integrity envelope is the first limit; registered buffering keeps all four ranks stable at CL40, but prolonged maximum bandwidth can throttle if chassis airflow is insufficient.

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