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Two green DDR5 RDIMM modules with black chips, no heat spreaders

NEMIX RAM

NEMIX RAM 64GB (2x32GB) DDR5 6400 CL52 ECC RDIMM SuperMicro X14SBI-F memory upgrade

SKU CH-BSVE-01QRW

A 64 GB dual-channel kit of DDR5-6400 ECC registered DIMMs validated for SuperMicro X14SBI-F servers

  • Total capacity64 GB (2 × 32 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 64 GB capacity with two 32 GB modules
  • DDR5 6400 speed rated at PC5-51200
  • ECC registered design protects data integrity
  • 10 V operation reduces power draw
  • Validated for SuperMicro X14SBI-F systems

SuperMicro X14SBI-F DDR5 Upgrade

This 64GB kit (2x32GB) provides registered ECC DDR5 memory validated for the SuperMicro X14SBI-F platform. It targets administrators and builders who need error-correcting capacity for virtualization, database or AI workloads on that specific motherboard.

Registered ECC Modules for Dense Configurations

Each 32GB module uses a 2Rx4 organization and 288-pin RDIMM form factor, allowing the board's memory controller to manage electrical load across populated slots. The 1.1V operating voltage matches the DDR5 baseline, leaving headroom for multi-DIMM stability without requiring additional cooling hardware.

CL52 Latency Under Continuous Load

Rated at DDR5 6400 with CAS latency 52, the modules maintain JEDEC-standard timing during sustained throughput rather than brief burst speeds. Stress-tested at full capacity, they deliver consistent bandwidth for long-running compute jobs where unbuffered alternatives would throttle or generate correctable errors.

How it compares

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

Price $2,253.99
Pricier than about 70% of the 21,161 comparable items (median $397.99).
Total capacity 64 GB (2 × 32 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $35.22 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 lineSuperMicro Server/Workstation Compatible Series Memory
Model nameSupermicro DDR5 6400 MHz ECC RDIMM Registered Server Memory
Part numberMR51200-324K2
Total capacity64 GB (2 × 32 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
Heat spreaderNo
Memory rank2Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items64 GB (2 × 32 GB) DDR5 6400 MHz PC5-51200 2Rx4 1.1 V CL52 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

Does the CL52 latency become a bottleneck during sustained heavy workloads?

CL52 is the rated CAS latency for this DDR5 6400 kit; under sustained load the memory controller and CPU cache hierarchy typically limit throughput before the 52-cycle latency does.

How much heat and power does this 64 GB kit draw when running all day?

Each module operates at 1.10 V without a heat spreader; registered DDR5 RDIMMs at this voltage generally stay cool under continuous server loads.

What motherboard slot and platform are required for these 288-pin RDIMMs to work?

A SuperMicro X14SBI-F or compatible server board with DDR5 RDIMM slots and support for 2Rx4 registered ECC modules is required.

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