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Four green DDR5 RDIMM modules, black chips, no heat spreaders

NEMIX RAM

NEMIX RAM RS720QA-E12-RS8U 128GB (4x32GB) DDR5 4800 CL40 ECC RDIMM memory upgrade

SKU CH-ASWX-VDSCE MPN RS720QA-E12-RS8U

128 GB of DDR5-4800 ECC registered memory in four 32 GB modules for the ASUS RS720QA-E12-RS8U server

  • Capacity128GB (4 x 32GB)
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 128 GB DDR5 kit boosts server capacity with four 32 GB modules
  • DDR5 4800 speed delivers high bandwidth for demanding workloads
  • ECC registered design protects data integrity in mission-critical systems
  • 1 V operation reduces power draw while maintaining performance
  • Validated for ASUS RS720QA-E12-RS8U rack servers for guaranteed compatibility

System-specific DDR5 ECC kit

This 128GB kit contains four 32GB DDR5 4800 RDIMMs built for the ASUS RS720QA-E12-RS8U 2U4N rack server. Each module is registered, runs at 1.1V and carries ECC for data integrity in multi-node deployments. The 1Rx4 organisation matches the platform's high-density memory map. IT teams upgrading compute nodes in this chassis will find the kit validated for the target system.

Thermals and power in normal use

Operating at 1.1V, the modules draw minimal power per DIMM while delivering 4800 MT/s throughput. Registered buffering reduces electrical load on the memory controller, helping stability across all four nodes. No heat spreaders are fitted; airflow through the server's front-to-rear cooling path handles thermal dissipation. CL40 latency is standard for DDR5-4800 registered ECC at this density.

Build quality and daily implications

Samsung, Micron or Hynix DRAM chips are used under NEMIX qualification and stress testing. The 288-pin RDIMM form factor keys only into DDR5 RDIMM slots, preventing mis-installation in UDIMM or previous-generation sockets. Four modules fill one memory channel per node in the 2U4N layout, leaving remaining slots free for future expansion. Registered signalling and ECC operate transparently once the server POSTs.

Punti di forza

  • 128 GB DDR5 kit boosts server capacity with four 32 GB modules
  • DDR5 4800 speed delivers high bandwidth for demanding workloads
  • ECC registered design protects data integrity in mission-critical systems
  • 1 V operation reduces power draw while maintaining performance
  • Validated for ASUS RS720QA-E12-RS8U rack servers for guaranteed compatibility

Caratteristiche tecniche

BrandNEMIX RAM
SeriesASUS Server Motherboard Compatible Series Memory
ModelASUS DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-314K4
Capacity128GB (4 x 32GB)
SpeedDDR5 4800 (PC5 38400)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemASUS
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank1Rx4
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content128GB (4X32GB) DDR5 4800MHZ PC5-38400 1Rx4 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Domande su questo articolo

How do I install the four 288-pin DDR5 RDIMM modules in the ASUS RS720QA-E12-RS8U server?

Power down the server, open the chassis, locate the eight DDR5 slots per node, and seat each 32 GB module until the ejector clips click; follow the motherboard manual for the correct population order.

What maintenance or replacement will the 1Rx4 ECC registered modules need later?

No periodic maintenance is required; if a module fails the lifetime replacement warranty covers a swap, but ECC error logs should be monitored for early signs of degradation.

At what point does the CL40 latency at 4800 MT/s become the bottleneck under sustained load?

The CAS 40 timing at DDR5-4800 is the first latency limit reached during continuous memory-intensive workloads, before bandwidth or thermal constraints appear.

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