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NEMIX RAM

NEMIX RAM 128GB DDR5 4800 CL40 4Rx4 1.1V ECC RDIMM Dell Precision 7960

SKU CH-09XM-3RFK4

Adds 128 GB of DDR5 4800 ECC registered memory with CL40 latency and 1.1 V operation for Dell Precision 7960 workstations

  • Total capacity128 GB
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 128 GB capacity supports large workloads
  • DDR5 4800 speed enables fast data rates
  • ECC registered design protects data integrity
  • 1 V operation reduces power draw
  • Validated for Dell Precision 7960 workstations

Dell Precision 7960 workstation memory

This 128GB DDR5 registered DIMM is built for Dell Precision 7960 rack and tower workstations. It targets professionals who need maximum capacity in a single slot for memory-intensive workloads such as large dataset analysis, virtualization or rendering. The module carries ECC and registered buffering for data integrity in mission-critical environments.

Thermals noise and power at 1.1 volts

Operating at 1.10V, the module draws minimal power for a 128GB DDR5 device, keeping heat output low inside densely populated chassis. No heat spreader is fitted, so airflow across the PCB handles cooling without adding height. Registered buffering reduces electrical load on the memory controller, contributing to stable, quiet operation during typical multi-tasking workloads.

Sustained load behaviour with ECC registered design

Under continuous heavy load the ECC circuitry detects and corrects single-bit errors in real time, preventing silent data corruption during long compute runs. The 4Rx4 organisation and CL40 latency at 4800MHz deliver consistent throughput for extended simulations or database operations. Registered signalling maintains signal integrity across full DIMM populations, avoiding the timing drift that can appear in unbuffered modules under prolonged stress.

How it compares

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

Price $4,101.99
Pricier than about 77% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $32.05 per GB
Pricier than about 90% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineDell Server/Workstation Compatible Series Memory
Model nameDell DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-744K1
Total capacity128 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 systemsDell
In the box
Included items128 GB (1 × 128 GB) DDR5 4800 MHz PC5-38400 4Rx4 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

How do I install this 288-pin DDR5 RDIMM in the Dell Precision 7960, and what step is often missed?

Power off the workstation, open the chassis, align the notch on the 288-pin module with the slot key, press firmly until both retention clips click, then verify in BIOS that the 128GB 4Rx4 module is recognised at 4800 MT/s with ECC active.

What maintenance or replacement will this ECC RDIMM need over its service life?

The module has no heat spreader and no moving parts, so no routine maintenance is required; if a correctable error count rises or the system logs uncorrectable ECC events, replace the DIMM.

What limit appears first when this 1.10 V CL40 4Rx4 module runs sustained workloads?

The registered 4Rx4 organisation and CL40 latency set the throughput ceiling; under continuous load the memory controller will hit its maximum sustainable bandwidth before thermal or voltage limits become a factor.

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