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Twelve green 288-pin DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 1.5TB (12x128GB) DDR5 4800 ECC RDIMM ASUS K14PA-U12 memory upgrade

SKU CH-KMDV-F51TN

1.5 TB server memory kit of twelve 128 GB DDR5 4800 ECC registered RDIMMs for ASUS K14PA-U12 with AMD EPYC 9004

  • Total capacity1.5 TB (12 × 128 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 5 TB capacity in a 12-module kit scales server memory for heavy workloads
  • DDR5 4800 speed with CL40 latency supports high-throughput data processing
  • ECC registered RDIMM design detects and corrects errors for mission-critical stability
  • 1 V operating voltage reduces power draw across all 12 modules
  • Validated for ASUS K14PA-U12 motherboard with AMD EPYC 9004 CPUs

1.5 TB DDR5 kit for ASUS EPYC servers

This 1.5 TB kit contains twelve 128 GB DDR5 4800 ECC registered DIMMs built for the ASUS K14PA-U12 motherboard and 128 core AMD EPYC 9004 processors. It targets administrators who need maximum capacity per channel for virtualisation, in-memory databases or high-performance compute clusters. Each module runs at 1.1 V with CL40 latency and a 4Rx4 organisation.

Thermals power and noise profile

Registered DDR5 modules draw 1.1 V and operate without heat spreaders, relying on server chassis airflow for cooling. Power consumption scales with the twelve-module population, so adequate case ventilation is required to maintain stable temperatures under sustained load. Acoustic output is determined by the platform fans rather than the memory itself.

What the kit includes

The package delivers twelve matched 288-pin RDIMMs totalling 1.5 TB, tested for compatibility with the ASUS K14PA-U12 platform. No additional cables, software licences or cooling hardware are supplied; the modules are ready for direct installation into the server motherboard memory slots.

How it compares

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

Price $42,267.99
Pricier than about 95% of the 21,161 comparable items (median $397.99).
Total capacity 1.5 TB (12 × 128 GB)
Higher than about 97% of the 20,941 comparable items (median 32 GB).
Price per GB $28.18 per GB
Pricier than about 79% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineASUS Server Motherboard Compatible Series Memory
Model nameASUS DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-744K12
Total capacity1.5 TB (12 × 128 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank4Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsASUS
In the box
Included items1.5 TB (12 × 128 GB) DDR5 4800 MHz PC5-38400 4Rx4 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

How do I install the 12 DDR5 RDIMM modules into the ASUS K14PA-U12, and which step is most often missed?

Populate all 12 slots in the sequence shown in the ASUS manual, then verify each 288-pin module clicks fully into the latch — the step most skipped is confirming the BIOS sees all 1.5 TB at DDR5 4800 before closing the chassis.

What maintenance or replacement will this 12-module kit need over its service life?

No routine maintenance is required; ECC corrects single-bit errors on the fly, and if a module ever fails the lifetime replacement warranty covers a straight swap of the faulty 128 GB stick.

What is the first limit reached under sustained load with these CL40 1.1 V modules?

The CAS 40 latency at 4800 MT/s sets the throughput ceiling long before the 1.1 V power budget or thermal limits become a factor.

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