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Four green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM CSE-GS7A-2000B 64GB (4x16GB) DDR5 4800 CL40 ECC RDIMM memory upgrade

SKU CH-AQWG-KV4J7 MPN CSE-GS7A-2000B

A 64GB quad-channel DDR5-4800 ECC RDIMM kit with CL40 latency and 1.1V operation for Supermicro SuperWorkstation SYS-551A-T systems

  • Capacity64GB (4 x 16GB)
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 64 GB total capacity from four 16 GB modules
  • DDR5 4800 speed for high-throughput server workloads
  • ECC registered design protects data integrity under load
  • 10 V operation reduces power draw per module
  • Validated for Supermicro SYS-551A-T workstation compatibility

SuperWorkstation SYS-551A-T upgrade

This 64 GB kit contains four 16 GB DDR5 ECC RDIMM modules built for the SuperMicro SuperWorkstation SYS-551A-T. Registered buffering and error correction suit enterprise workloads that require data integrity. The kit targets IT professionals who maintain or expand compatible Supermicro platforms. Buyers needing non-ECC memory or consumer desktop modules should look elsewhere.

Sustained enterprise load behaviour

Modules operate at DDR5 4800 with CL40 latency and 1.10 V across all four slots. Registered design reduces electrical load on the memory controller during continuous operation. ECC detects and corrects single-bit errors that can accumulate under long-running server tasks. The 1Rx8 organisation supports stable throughput without the timing penalties of dual-rank configurations.

Installation notes for registered ECC

Each 288-pin RDIMM seats in the standard DDR5 slot but requires a motherboard that supports registered ECC memory. The SuperWorkstation SYS-551A-T manual defines the correct population order for four modules. A common issue is mixing these registered sticks with unbuffered DIMMs, which prevents boot. Verify BIOS revision before installation to ensure full compatibility.

Points forts

  • 64 GB total capacity from four 16 GB modules
  • DDR5 4800 speed for high-throughput server workloads
  • ECC registered design protects data integrity under load
  • 10 V operation reduces power draw per module
  • Validated for Supermicro SYS-551A-T workstation compatibility

Caractéristiques

BrandNEMIX RAM
SeriesSuperMicro Server/Workstation Compatible Series Memory
ModelSuperMicro DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-618K4
Capacity64GB (4 x 16GB)
SpeedDDR5 4800 (PC5 38400)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemSupermicro
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank1Rx8
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content64GB (4X16GB) DDR5 4800MHZ PC5-38400 1Rx8 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions sur cet article

How much power does the 1.1 V DDR5 4800 RDIMM kit draw when the SuperWorkstation runs all day?

Each module operates at 1.1 V with a CL40 1Rx8 layout, so the four 16 GB sticks together run at the standard DDR5 4800 voltage without extra heat spreaders.

What must the system already provide for these 288-pin registered ECC modules to work?

The motherboard needs DDR5 RDIMM slots, an ECC-capable memory controller and a BIOS that accepts registered 1Rx8 modules at 4800 MT/s.

Will the CL40 4800 MT/s kit run stably beside older DDR5 4800 modules already in the SuperWorkstation?

Yes, all sticks share the same 1.1 V voltage, 4800 speed and CL40 timing, so the memory controller can train them together without down-clocking.

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