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Eight green DDR5 RDIMM modules without heat spreaders

NEMIX RAM

NEMIX RAM 128GB 8x16GB DDR5 4800 CL40 1.1V ECC RDIMM ASUS S14NA-U12

SKU CH-WG10-QDSH2

A 128 GB kit of eight 16 GB DDR5 4800 CL40 ECC registered DIMMs at 1.1 V for the ASUS S14NA-U12 server board

  • Capacity128GB (8 x 16GB)
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 128 GB capacity in eight 16 GB modules
  • DDR5 4800 speed with PC5-38400 bandwidth
  • ECC registered RDIMM for data integrity
  • 1 V operation reduces power draw
  • Validated for ASUS S14NA-U12 server board

Server memory kit for ASUS S14NA-U12

This 128 GB kit contains eight 16 GB DDR5 RDIMM modules built for the ASUS S14NA-U12 server board. Registered ECC operation keeps data integrity intact in multi-socket platforms. The 1Rx8 organisation and 1.10 V voltage match the platform specification exactly.

Thermals and power at rated speed

Modules run at 4800 MT/s with a CAS latency of 40 while drawing only 1.10 V. No heat spreaders are fitted, so airflow across the 288-pin DIMM slots handles cooling. Registered buffering reduces electrical load on the memory controller during normal operation.

Behaviour under sustained load

All modules are stress tested under load before shipping to verify stability in continuous server workloads. ECC correction handles single-bit errors without interrupting service. Registered signalling maintains clean timing during extended high-throughput sessions.

Highlights

  • 128 GB capacity in eight 16 GB modules
  • DDR5 4800 speed with PC5-38400 bandwidth
  • ECC registered RDIMM for data integrity
  • 1 V operation reduces power draw
  • Validated for ASUS S14NA-U12 server board

Specifications

BrandNEMIX RAM
SeriesASUS Server Motherboard Compatible Series Memory
ModelASUS DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-618K8
Capacity128GB (8 x 16GB)
SpeedDDR5 4800 (PC5 38400)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemASUS
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank1Rx8
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content128GB (8X16GB) DDR5 4800MHZ PC5-38400 1Rx8 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

How do I install the 8x16GB DDR5 4800 CL40 ECC RDIMM kit on the ASUS S14NA-U12 server board and which step is commonly missed?

Power off the server, open the chassis, align each 288-pin module with the keyed slot, press firmly until both retention clips click, then power on and verify all 128GB appear in BIOS; the step often missed is seating every module until both clips engage fully.

What maintenance or replacement will the 128GB DDR5 4800 ECC RDIMM kit need over its service life?

No scheduled maintenance is required; keep air pathways clear so the registered modules stay cool, run periodic memory diagnostics, and replace any stick that begins reporting correctable ECC errors or fails a stress test.

What limit appears first when the 8x16GB DDR5 4800 CL40 1.1V ECC RDIMM kit runs sustained workloads on the ASUS S14NA-U12?

The thermal ceiling of the unbuffered 1Rx8 modules without heat spreaders is reached first; prolonged heavy traffic raises chip temperature until the memory controller throttles bandwidth to protect stability.

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