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 printed circuit board with gold edge connector and black memory chips no heat spreader

NEMIX RAM

NEMIX RAM 16GB DDR5 4800 ECC RDIMM 1Rx8 CL40 1.1V Dell PowerEdge R660

SKU CH-DDWZ-0GW4Y

16GB DDR5 4800 ECC RDIMM CL40 1.1V registered module for Dell PowerEdge R660 servers

  • Capacity16GB
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes
  • ECC protection safeguards data integrity in critical workloads
  • Registered design stabilises signal for reliable server operation
  • 4800 MT/s DDR5 speed meets PowerEdge R660 specifications
  • 1 V operation reduces power draw per module
  • 1Rx8 single-rank layout optimises memory-channel efficiency

Dell PowerEdge R660 DDR5 server memory

This NEMIX RAM module provides 16 GB of DDR5 4800 registered ECC memory for the Dell PowerEdge R660 rack server. It uses a single 1Rx8 rank at CL40 latency and 1.10 V. The 288-pin RDIMM form factor fits the platform's DDR5 slots directly.

Thermals noise and power draw in normal use

The module operates at the standard DDR5 voltage of 1.10 V without a heat spreader. Registered buffering and ECC add minimal overhead to the memory controller. Power draw scales with the 4800 MT/s data rate under typical server workloads.

Build quality connectors and daily implications

Major OEM chips from Samsung, Micron or Hynix are stress tested under load for stability. The 288-pin RDIMM edge connector ensures secure seating in the R660 memory slots. No heat spreader means clearance is not a concern in dense configurations. This module does not suit systems requiring unbuffered UDIMMs or non-ECC memory.

Highlights

  • ECC protection safeguards data integrity in critical workloads
  • Registered design stabilises signal for reliable server operation
  • 4800 MT/s DDR5 speed meets PowerEdge R660 specifications
  • 1 V operation reduces power draw per module
  • 1Rx8 single-rank layout optimises memory-channel efficiency

Specifications

BrandNEMIX RAM
SeriesDell Series Server Memory
ModelDell Compatible DDR5 ECC Registered RDIMM
Part NumberMR38400-618K1
Capacity16GB
Type288-Pin DDR5 RDIMM
SpeedDDR5 4800 (PC5 38400)
CAS LatencyCL40
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank1Rx8
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
FeaturesDDR5 ECC Registered Server Motherboard Compatible

Questions about this item

How do I install the 288-pin DDR5 RDIMM in the PowerEdge R660, and what step is often missed?

Align the notch on the module with the slot key, press down firmly until both ejector clips snap shut, then verify in the BIOS that the 16GB module is detected at 4800 speed.

What maintenance or replacement will this ECC registered module need over time?

No routine maintenance is required; the module carries a lifetime replacement warranty, so it is only replaced if a memory diagnostic reports an uncorrectable error.

What limit appears first when the RDIMM runs sustained workloads at 1.10 V?

The CL40 latency at 4800 MT/s is the primary timing constraint; thermal throttling is unlikely without a heat spreader under normal server airflow.

Also in this aisle

People compared these

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