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Sixteen green DDR5 RDIMM modules with black chips arranged in a grid

NEMIX RAM

NEMIX RAM 512GB (16x32GB) DDR5 4800 CL40 2Rx8 1.1V ECC RDIMM memory upgrade

SKU CH-ZDRP-S6V5P

A 512 GB DDR5 kit of sixteen 32 GB ECC registered RDIMMs running at 4800 MT/s with CL40 latency and 1.1 V operation

  • Total capacity512 GB (16 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 512 GB total capacity from 16 modules of 32 GB each
  • DDR5 4800 MT/s speed rated at PC5-38400 bandwidth
  • ECC registered design detects and corrects data errors
  • Low 1.10 V operating voltage reduces power draw
  • Qualified for HP Z8 G5 and Z8 Fury G5 workstations

HP Z8 G5 / Fury G5 512GB DDR5 kit

This 512GB kit contains sixteen 32GB DDR5 4800 ECC RDIMM modules built for HP Z8 G5 and Z8 Fury G5 workstations. Registered buffering and ECC protect data integrity in mission-critical workloads. The kit targets IT professionals who need maximum supported capacity in these specific platforms.

Thermals and power at 1.10V

Each module runs at 1.10V without a heat spreader, relying on the workstation's directed airflow for cooling. Registered DDR5 architecture reduces electrical load on the memory controller during sustained server-class workloads. Power draw scales with the sixteen-module population in the fully populated chassis.

Build integration for 288-pin DDR5 slots

The 288-pin RDIMM form factor fits the Z8 G5 and Z8 Fury G5 motherboard slots directly. Sixteen modules fill every available DIMM socket, leaving no room for further expansion. Builders needing fewer than 512GB should select a smaller kit to retain open slots.

How it compares

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

Price $14,995.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 512 GB (16 × 32 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $29.29 per GB
Pricier than about 83% 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 numberMR38400-328K16
Total capacity512 GB (16 × 32 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 rank2Rx8
Power
Rated voltage1.1 V
Compatibility
Compatible systemsHPE
In the box
Included items512 GB (16 × 32 GB) DDR5 4800 MHz PC5-38400 2Rx8 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

How do I install the 16 DDR5 RDIMM modules into the HP Z8 G5 workstation and which step is commonly missed?

Power down the system, open the chassis, and seat each 288‑pin module fully until the ejector clips click; the step most often missed is populating all eight channels in the exact slot order shown in the HP service guide so the memory controller trains at 4800 MT/s.

What maintenance or replacement will the 512 GB registered ECC kit require over its service life?

The modules have no heat spreaders and no moving parts, so no routine maintenance is needed; if a module fails the lifetime replacement warranty covers a direct swap of the defective 32 GB stick.

What is the first limit that appears when the 2Rx8 CL40 memory runs sustained workloads at 1.1 V?

The CAS latency of CL40 at DDR5‑4800 sets the timing ceiling; under continuous load the memory controller will hit that latency bound before voltage or thermal limits become a factor.

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