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Eight green DDR4 LRDIMM modules with black chips and gold contacts

NEMIX RAM

NEMIX RAM 512GB (8x64GB) DDR4 2933 PC4-23400 4Rx4 CL21 288-Pin ECC LRDIMM memory upgrade

SKU CH-KRA8-VY4GP

Eight 64 GB DDR4 2933 LRDIMM modules with ECC and CL21 latency deliver 512 GB for the ASRock Rack EPYCD8-2T motherboard

  • Capacity512GB (8 x 64GB)
  • SpeedDDR4 2933 (PC4 23400)
  • ECCYes
  • Buffered/RegisteredLoad Reduced
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.20V

Capacity 512GB 8X64GB

  • ECC protection prevents data corruption in critical workloads
  • Load Reduced architecture enables 512GB total capacity across 8 slots
  • 2933 MT/s speed supports high-throughput server applications
  • 20V operation matches standard DDR4 server power profiles
  • Validated for ASRock Rack EPYCD8-2T motherboard compatibility

System-Specific Server Memory Kit

This 512GB kit contains eight 64GB DDR4 LRDIMM modules built for the ASRock Rack EPYCD8-2T motherboard. It targets IT professionals who need maximum registered ECC capacity in a single qualified package.

DDR4 2933 Load-Reduced Limits

Load-reduced DIMMs reduce electrical load on the memory bus so all eight slots can be populated at 2933 MT/s, but the platform caps bandwidth at PC4-23400 and latency at CL21. Mixed-rank or higher-speed configurations are not supported by this qualified kit.

Eight-Module LRDIMM Installation

Populate all eight slots following the motherboard manual slot order; the modules have no heat spreaders, so airflow must come from chassis fans. Common issues include mismatched population rules and BIOS versions that do not recognise the full 512GB capacity.

Points forts

  • ECC protection prevents data corruption in critical workloads
  • Load Reduced architecture enables 512GB total capacity across 8 slots
  • 2933 MT/s speed supports high-throughput server applications
  • 20V operation matches standard DDR4 server power profiles
  • Validated for ASRock Rack EPYCD8-2T motherboard compatibility

Caractéristiques

BrandNEMIX RAM
SeriesASRock Server Motherboard Compatible Series Memory
ModelASRock DDR4 2666MHZ ECC LRDIMM Load Reduced Server Memory
Part NumberML23400-944K8
Capacity512GB (8 x 64GB)
SpeedDDR4 2933 (PC4 23400)
ECCYes
Buffered/RegisteredLoad Reduced
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.20V
Compatible SystemASRock
CAS LatencyCL21
Heat SpreaderNo
Type288-Pin DDR4 LRDIMM
Rank4Rx4
FeaturesDDR4 ECC LRDIMM Load Reduced Server Motherboard Compatible
Package Content512GB (8X64GB) DDR4 2933MHZ PC4-23400 4Rx4 1.2V CL21 288-PIN ECC LRDIMM Load Reduced Server Memory KIT

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Questions sur cet article

Should I pick the 8x64GB kit or a different capacity for my ASRock Rack EPYCD8-2T?

This kit provides 512GB total across eight 64GB modules, matching the board's supported LRDIMM population rules for maximum capacity.

What does the 2933MHz rating deliver once installed in the EPYCD8-2T?

The modules run at DDR4 2933 (PC4-23400) with CL21 latency, giving the rated throughput when the platform memory controller operates at that speed.

How does the 288-pin DDR4 LRDIMM interface limit real-world performance?

The 288-pin DDR4 LRDIMM electrical interface caps transfer rate at 2933 MT/s and uses load-reduced buffering to maintain signal integrity across all eight slots.

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