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Six green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM DDR5 6400 ECC RDIMM 288GB 6x48GB CL52 1.1V 2Rx8 Supermicro H14SHM memory upgrade

SKU CH-RB5R-B7PZS

288 GB DDR5-6400 ECC registered kit in six 48 GB modules, CL52 at 1.1 V, validated for Supermicro H14SHM motherboards

  • Total capacity288 GB (6 × 48 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 288 GB total capacity lets you fully populate every slot
  • DDR5 6400 speed delivers the rated bandwidth your memory controller expects
  • Registered ECC design catches single-bit errors and offloads the controller for stable full-capacity operation
  • CL52 latency at 1.1 V matches the exact timing and voltage the board requires
  • Six 48 GB 2Rx8 modules provide the precise rank configuration the H14SHM specifies

Exact-match DDR5 kit for Supermicro H14SHM

This 288 GB kit contains six 48 GB DDR5 6400 RDIMM modules built to the precise rank, voltage and timing the H14SHM memory controller expects. Registered ECC architecture ensures every slot runs fully populated at rated speed while correcting single-bit errors on the fly. The 288-pin form factor matches the board's requirement exactly, not a UDIMM or SODIMM alternative.

Verified fitment and enterprise stability

Compatibility is validated against the Supermicro H14SHM motherboard so the kit installs in the approved population order without manual tuning. Registered buffering offloads the controller for reliable operation across all channels and ECC prevents silent data corruption that can cause unplanned reboots in production workloads. Major OEM DRAM from Samsung, Micron or Hynix underpins consistent quality.

CL52 latency at 1.1 V decides fit

The modules run at CL52 with a 1.10 V operating voltage, the single specification the H14SHM memory controller requires for full-capacity recognition at DDR5 6400. Builders needing a different latency, voltage or unbuffered DIMM type must select another kit because this part will not meet those electrical requirements.

How it compares

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

Price $6,800.99
Pricier than about 83% of the 21,161 comparable items (median $397.99).
Total capacity 288 GB (6 × 48 GB)
Higher than about 81% of the 20,941 comparable items (median 32 GB).
Price per GB $23.61 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 numberMR51200-4828K6
Total capacity288 GB (6 × 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 items288 GB 6 × 48 GB DDR5 6400 MHz PC5-51200 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

Will the 288GB DDR5 6400 kit need any firmware updates or module replacements to stay compatible with the Supermicro H14SHM?

The kit is an exact-match upgrade built to the board's memory-population rules, so it is recognised at full capacity and rated speed without extra firmware steps.

What limits sustained throughput first on this 6x48GB DDR5 6400 ECC RDIMM kit?

The memory controller on the Supermicro H14SHM governs maximum sustained bandwidth; the modules run at their rated 6400 MT/s CL52 within that controller envelope.

How much heat and power does the 288GB DDR5 6400 registered ECC kit produce when running all day?

Each 48GB module operates at 1.1 V without a heat spreader; registered architecture offloads the controller, keeping thermals and draw within standard DDR5 RDIMM limits for continuous operation.

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