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Twelve green DDR5 RDIMM modules with black chips, no heat spreaders, in a tray

NEMIX RAM

NEMIX RAM DDR5 4800 ECC RDIMM 192GB 12x16GB CL40 1.1V Supermicro H14SST-G memory upgrade

SKU CH-K2BZ-129HH

192 GB DDR5 ECC registered server memory kit of twelve 16 GB modules at 4800 MHz CL40 1.1 V for Supermicro H14SST-G motherboards

  • Total capacity192 GB (12 × 16 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 192GB 12X16GB

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  • 192 GB total capacity from twelve 16 GB modules
  • DDR5 4800 speed with CL40 latency at 1.1 V
  • Registered ECC design prevents silent data corruption
  • 288-pin RDIMM form factor fits Supermicro H14SST-G
  • Major OEM Samsung Micron Hynix chips ensure enterprise stability

Supermicro H14SST-G memory kit

This 192GB kit contains 12 modules of 16GB DDR5-4800 ECC Registered RDIMM memory built for the Supermicro H14SST-G motherboard. Each module runs at 1.1V with CL40 latency and a 1Rx8 organisation. The registered design lets the board run every slot populated at the rated speed.

Suited for capacity-bound server workloads

Virtualisation hosts, database servers and compute nodes that need the full 192GB across all channels will use this kit directly. Builders who need a different total capacity, a lower latency bin or unbuffered modules should look at another configuration.

Handles full 12-slot population at DDR5-4800

The registered architecture and exact rank match keep every channel stable at the rated 4800 MT/s when all 12 slots are filled. Workloads that demand higher memory frequencies or tighter timings than CL40 will exceed what this kit delivers.

How it compares

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

Price $5,286.99
Pricier than about 80% of the 21,161 comparable items (median $397.99).
Total capacity 192 GB (12 × 16 GB)
Higher than about 75% of the 20,941 comparable items (median 32 GB).
Price per GB $27.54 per GB
Pricier than about 77% 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 numberMR38400-618K12
Total capacity192 GB (12 × 16 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 rank1Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items192 GB 12 × 16 GB DDR5 4800 MHz PC5-38400 1Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Will this 12-module 192GB DDR5 kit run in my Supermicro H14SST-G without changing any BIOS settings?

The kit matches the board's required 288-pin RDIMM form factor, 4800 speed, 1.1V voltage and CL40 timing so the memory controller recognises it at full capacity automatically.

Can I mix these 1Rx8 registered ECC modules with older DDR5 UDIMMs in the same server?

No — the H14SST-G requires registered RDIMMs and the memory controller will not operate with unbuffered UDIMMs installed alongside them.

How do I confirm all 192GB are active at the rated 4800 MT/s after installation?

Check the BIOS memory information screen or run a tool such as dmidecode; it should show 12 x 16GB DDR5 4800 CL40 1.1V RDIMM with ECC enabled.

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