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Green bare circuit board DDR5 RDIMM module 288-pin edge connector 48GB capacity

NEMIX RAM

NEMIX RAM 48GB DDR5 4800 CL40 2Rx8 ECC RDIMM Supermicro H14DST-F memory upgrade

SKU CH-30X7-J2GD7

48GB DDR5 4800 ECC registered RDIMM with 2Rx8 rank, CL40 latency and 1.1V operation, validated for Supermicro H14DST-F motherboards

  • Total capacity48 GB
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 48GB

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  • Exact-match 48GB DDR5-4800 CL40 2Rx8 RDIMM for full-speed recognition
  • Registered ECC architecture offloads controller and corrects bit errors
  • Verified fit for Supermicro H14DST-F 288-pin RDIMM slots
  • Major OEM Samsung Micron Hynix chips ensure enterprise-grade stability
  • Lifetime replacement warranty with US-based technical support included

Exact-match upgrade for Supermicro H14DST-F

This 48GB DDR5 RDIMM runs at 4800 MT/s with CL40 timing and 1.1V operation. Registered ECC architecture with 2Rx8 organisation delivers the precise rank, voltage and latency the server memory controller expects for full-capacity recognition at rated speed.

Thermals noise and power draw

Operating at 1.10V without a heat spreader, the module relies on standard server airflow for cooling. Registered buffering reduces electrical load on the memory controller, helping maintain stable power draw across fully populated slots during continuous enterprise workloads.

Build fit and system requirements

The 288-pin RDIMM form factor matches the H14DST-F memory slots exactly; UDIMM or SODIMM modules will not fit. ECC and registered operation require a compatible server platform — desktop or consumer motherboards cannot use this memory. Verify your system manual for approved population order and maximum supported capacity per channel before installation.

How it compares

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

Price $1,069.99
Pricier than about 61% of the 21,161 comparable items (median $397.99).
Total capacity 48 GB
Higher than about 55% of the 20,941 comparable items (median 32 GB).
Price per GB $22.29 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 numberMR38400-4828K1
Total capacity48 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 items48 GB DDR5 4800 MHz PC5-38400 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

How do I install the 48GB DDR5 4800 RDIMM in my Supermicro H14DST-F, and which step is commonly missed?

Power down, open the chassis, and insert the 288-pin module into the slot specified by the motherboard manual for your population order; the step often missed is confirming the exact DIMM sequence before seating the registered ECC stick.

What maintenance or replacement will the 2Rx8 ECC RDIMM need over its service life?

No scheduled maintenance is required; ECC corrects single-bit errors automatically, and the module is replaced only if uncorrectable errors appear or a capacity upgrade is needed.

What limit appears first when the 48GB DDR5 4800 CL40 kit runs sustained workloads?

The memory controller’s maximum supported capacity per channel or total populated slots, as defined in the H14DST-F manual, is reached before the module’s own 4800 MT/s rating or 1.1 V operation becomes a constraint.

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