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Sixteen green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM DDR5 4800 ECC RDIMM 512GB 16x32GB Supermicro H14DSH memory upgrade

SKU CH-S97Q-EHCZ4

A 512 GB DDR5-4800 registered ECC kit of sixteen 32 GB modules at 1.1 V and CL40, validated for the Supermicro H14DSH motherboard

  • Total capacity512 GB (16 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 512GB 16X32GB

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  • 512 GB total capacity for memory-intensive workloads using 16 x 32 GB modules
  • DDR5 4800 speed rated at PC5-38400 for high bandwidth throughput
  • ECC registered RDIMM design corrects single-bit errors and buffers signals for stability
  • CL40 latency at 1.1 V operation balances timing and power efficiency
  • Verified compatibility with Supermicro H14DSH motherboard for exact-fit upgrade

Exact-match server upgrade

This 512GB kit contains sixteen 32GB DDR5-4800 registered ECC RDIMMs built to the Supermicro H14DSH memory controller's exact rank, voltage and timing requirements. It is for administrators who need every slot populated at full capacity without compatibility guesswork.

Population rules and registered limits

The motherboard's qualified-vendor list and DIMM-population table dictate which slots may be filled and in what order; the registered buffer lets all sixteen modules run at the rated 4800 MT/s, but only when the manual's sequence is followed. Buyers who skip that verification risk modules not being recognised or running at reduced speed.

Build and daily handling

Modules ship without heat spreaders, relying on the server chassis airflow design for cooling. The 288-pin RDIMM keying prevents accidental insertion into UDIMM or SODIMM slots, and the 1.1V operating voltage matches the platform's power delivery. This kit is not for workstations or desktops that require unbuffered memory.

How it compares

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

Price $13,699.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 512 GB (16 × 32 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $26.76 per GB
Pricier than about 74% 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 numberMR38400-328K16
Total capacity512 GB (16 × 32 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 items512 GB 16 × 32 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

Should I choose the 512GB 16x32GB kit or a smaller capacity for my Supermicro H14DSH?

The 512GB kit fills all 16 slots with 32GB RDIMMs, giving maximum capacity at DDR5 4800 CL40. Smaller kits leave slots empty and reduce total memory.

What does the DDR5 4800 CL40 rating mean once installed in the H14DSH?

The modules run at 4800 MT/s with CAS latency 40 at 1.1V. Registered ECC architecture keeps every slot stable at full population while correcting single-bit errors.

How does the 288-pin RDIMM interface limit performance on this board?

The 288-pin Registered DIMM form factor is required by the H14DSH. It enables 2Rx8 organisation across all 16 slots at the rated DDR5 4800 speed.

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