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Four green DDR5 RDIMM modules with gold contacts and black chips, no heat spreaders

NEMIX RAM

NEMIX RAM 256GB 4X64GB DDR5 6400MHz CL52 ECC RDIMM memory upgrade for GIGABYTE MA34-CP0

SKU CH-MJBR-75HVT

A 256GB DDR5-6400 ECC RDIMM kit of four 64GB modules at 1.1V CL52, registered 2Rx4 288-pin, validated for the Gigabyte MA34-CP0 server board

  • Total capacity256 GB (4 × 64 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 256GB 4X64GB

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  • 256 GB capacity across four 64 GB modules for maximum density
  • DDR5 6400 speed with CL52 latency for rated performance
  • Registered ECC architecture corrects single-bit errors and supports full population
  • 1 V operation at 2Rx4 rank matching controller expectations
  • 288-pin RDIMM form factor verified for GIGABYTE MA34-CP0 motherboard

Targeted Server Upgrade

This 256GB kit delivers four 64GB DDR5 modules tuned to 6400MHz with CL52 latency and 1.1V operation. It is built for administrators expanding a GIGABYTE MA34-CP0 platform that requires Registered ECC RDIMM population. The 2Rx4 organisation matches the board's memory controller expectations for full-capacity recognition.

Thermals and Power Profile

Bare modules without heat spreaders rely on chassis airflow and the low 1.1V supply to maintain thermal headroom in dense configurations. Registered buffering reduces electrical load on the memory controller when all slots are populated. Power draw scales with the 6400MHz data rate and 256GB total capacity under sustained enterprise workloads.

Bundle Impact

The kit supplies exactly four matched RDIMMs so the server can be fully populated in a single step without mixing ranks or speeds. ECC circuitry corrects single-bit errors automatically, protecting data integrity across the full 256GB array. No additional software or accessories are included beyond the memory modules themselves.

How it compares

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

Price $8,181.99
Pricier than about 85% of the 21,161 comparable items (median $397.99).
Total capacity 256 GB (4 × 64 GB)
Higher than about 80% of the 20,941 comparable items (median 32 GB).
Price per GB $31.96 per GB
Pricier than about 90% 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 numberMR51200-924K4
Total capacity256 GB (4 × 64 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 rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsGIGABYTE
In the box
Included items256 GB 4 × 64 GB DDR5 6400 MHz PC5-51200 2Rx4 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 288-pin DDR5 RDIMM modules in the GIGABYTE MA34-CP0 and which slot order avoids a no-post?

Power down, open the chassis, align each module's key notch with the 288-pin DDR5 slot, press firmly until both ejector clips click, then populate the four channels in the sequence the motherboard manual specifies for 4 x 64 GB 2Rx4 Registered DIMMs.

What maintenance or replacement will the 256 GB DDR5 6400 ECC RDIMM kit need over its service life?

No scheduled maintenance is required; ECC corrects single-bit errors on the fly, and if a module ever fails the lifetime replacement warranty covers a direct swap without data loss.

What limit appears first when the 4 x 64 GB DDR5 6400 CL52 1.1 V kit runs sustained workloads?

The memory controller's maximum supported capacity and rank-per-channel ceiling for 2Rx4 Registered DIMMs is reached before thermal or voltage headroom becomes a constraint.

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