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Sixteen green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 1TB (16x64GB) DDR5 4800 CL40 ECC RDIMM HP Z8 G5 Fury G5 memory upgrade

SKU CH-R1P4-K96GK

1 TB kit of sixteen 64 GB DDR5 4800 CL40 ECC registered DIMMs for HP Z8 G5 and Fury G5 workstations

  • Total capacity1 TB (16 × 64 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • Massive 1 TB capacity from 16 x 64 GB modules
  • DDR5 4800 speed rated at PC5-38400 bandwidth
  • ECC registered RDIMM ensures data integrity under load
  • Low 1.10 V operation reduces power draw per module
  • 288-pin 2Rx4 design validated for HP Z8 G5 and Fury G5 workstations

HP Z8 G5 / Fury G5 memory kit

This 1 TB kit contains sixteen 64 GB DDR5 4800 ECC registered DIMMs built for the HP Z8 G5 and Z8 Fury G5 workstations. It targets IT professionals who need maximum registered capacity for virtualization, large datasets or memory-bound compute workloads.

Thermals and power in normal use

The modules run at 1.1 V without heat spreaders, relying on the workstation’s directed airflow for cooling. Registered buffering and ECC add minimal latency overhead while keeping power draw low for sustained server-class operation.

What the bundle changes

The sixteen-DIMM package fills every slot in a single purchase, eliminating mixed-rank configurations that can limit stability. Rigorous stress testing under load and lifetime replacement coverage remove the need for separate validation or spare-module sourcing.

How it compares

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

Price $25,705.99
Pricier than about 92% of the 21,161 comparable items (median $397.99).
Total capacity 1 TB (16 × 64 GB)
Higher than about 93% of the 20,941 comparable items (median 32 GB).
Price per GB $25.71 per GB
Pricier than about 70% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineHPE Server/Workstation Compatible Series Memory
Model nameHPE DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-924K16
Total capacity1 TB (16 × 64 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 rank2Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsHPE
In the box
Included items1 TB (16 × 64 GB) DDR5 4800 MHz PC5-38400 2Rx4 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

How do I install the 16 DDR5 4800 ECC RDIMM modules into the HP Z8 G5 Fury G5, and which step is often missed?

Power off the workstation, open the chassis, and seat each 288‑pin module firmly until the ejector clips lock; the step most often missed is populating all 16 slots in the exact channel order shown in the HP service guide so that the 2Rx4 registered modules initialise correctly.

What maintenance or replacement will the 1TB DDR5 4800 CL40 kit need over its service life?

The modules have no heat spreaders and no moving parts, so no scheduled maintenance is required; if a 64GB RDIMM ever fails, replace only that individual module with another DDR5 4800 2Rx4 ECC registered DIMM of matching voltage and latency.

What limit appears first when the 16‑module kit runs sustained workloads at 4800 MT/s?

The primary limit is the CL40 CAS latency combined with the 1.10V operating voltage; under continuous heavy traffic the memory controller reaches its timing budget before thermal or bandwidth ceilings become a factor.

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