We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Green 288-pin DDR5 RDIMM module, no heat spreader

NEMIX RAM

NEMIX RAM 32GB DDR5 4800 CL40 1Rx4 ECC RDIMM RS520A-E12-RS12U memory upgrade

SKU CH-N4CH-F5JVA MPN RS520A-E12-RS12U

32 GB DDR5 4800 ECC registered RDIMM for ASUS RS520A-E12-RS12U servers

  • Capacity32GB
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 32 GB capacity expands server memory for heavy workloads
  • DDR5 4800 speed delivers high data throughput
  • ECC registered design protects data integrity in critical tasks
  • 10 V operation reduces power draw per module
  • Validated for ASUS RS520A-E12-RS12U 2U server compatibility

System-specific server memory upgrade

This 32GB DDR5 4800 CL40 ECC RDIMM is built for the ASUS RS520A-E12-RS12U single-socket 2U server. It delivers 32GB of registered, error-correcting memory at 1.10V through a 288-pin interface. The single-rank 1Rx4 module uses major OEM DRAM chips and is validated for that specific platform.

Suited for administrators expanding

IT teams adding capacity to this exact ASUS server model will find guaranteed compatibility and ECC data-integrity protection. Builders working with consumer motherboards, non-ECC workstations, or any server outside the stated model should look elsewhere because the registered DDR5 pin-out and firmware are tailored to the target system.

Registered DDR5 ECC RDIMM at 4800 MT/s

The module operates at PC5-38400 speed with CL40 latency and 1.10V voltage. Registered buffering and on-die ECC correct single-bit errors in flight, a requirement for the RS520A-E12-RS12U memory controller. This specification alone determines whether the part will post and run stably in the intended chassis.

Highlights

  • 32 GB capacity expands server memory for heavy workloads
  • DDR5 4800 speed delivers high data throughput
  • ECC registered design protects data integrity in critical tasks
  • 10 V operation reduces power draw per module
  • Validated for ASUS RS520A-E12-RS12U 2U server compatibility

Specifications

BrandNEMIX RAM
SeriesASUS Server Motherboard Compatible Series Memory
ModelASUS DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-314K1
Capacity32GB
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 Content32GB (1X32GB) DDR5 4800MHZ PC5-38400 1Rx4 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

How do I install this 288-pin DDR5 RDIMM in the ASUS RS520A-E12-RS12U server, and what step is often missed?

Power down, open the chassis, align the notch on the 288-pin module with the slot key, press firmly until the retention clips lock, then enable ECC in the BIOS — the step most often missed is the BIOS setting.

What maintenance or replacement will this 32 GB 1Rx4 registered ECC module need over its service life?

No scheduled maintenance is required; the module either runs indefinitely or is replaced only if a correctable error count exceeds the platform threshold or a hard failure occurs.

What thermal or electrical limit appears first when this 1.10 V CL40 DDR5 4800 RDIMM runs sustained workloads?

The JEDEC-defined 1.10 V operating voltage and CL40 latency are the first electrical limits encountered; the module has no heat spreader, so case airflow must keep the DRAM within its rated temperature envelope.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.