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Four green DDR5 UDIMM sticks without heat spreaders

NEMIX RAM

NEMIX RAM 128GB (4x32GB) DDR5 4800 CL40 1.1V UDIMM for HP Z2 G9 Tower Workstation

SKU CH-RMHT-X7C43

A 128GB kit of four 32GB DDR5 4800 CL40 unbuffered UDIMMs built for the HP Z2 G9 Tower Workstation

  • Total capacity128 GB (4 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeUnbuffered
  • Rated voltage1.1 V
  • 128 GB capacity across four 32 GB modules for heavy multitasking
  • DDR5 4800 speed delivers high bandwidth for demanding workloads
  • CL40 latency at 1.10 V balances responsiveness with efficiency
  • 288-pin UDIMM form factor fits the HP Z2 G9 Tower Workstation
  • 2Rx8 dual-rank organisation maximises density per slot

System-Specific DDR5 Kit for HP Z2 G9

This 128 GB kit contains four 32 GB DDR5 UDIMM modules built for the HP Z2 G9 Tower Workstation. It targets professionals who need maximum memory capacity for demanding workloads on that exact platform.

Verify Workstation Model and Slot Availability

Confirm the system is an HP Z2 G9 Tower Workstation before ordering. The motherboard must provide four free 288-pin DDR5 UDIMM slots to accept the full kit without mixing capacities.

Matched Four-Module Kit Simplifies Installation

The package delivers four tested modules in a single kit so they operate together at 4800 MT/s with CL40 timing and 1.10 V. No extra software or accessories are included beyond the memory sticks themselves.

How it compares

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

Price $1,668.99
Pricier than about 66% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (4 × 32 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $13.04 per GB
Pricier than about 59% 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 Non-ECC Unbuffered UDIMM
Part numberMD38400-328K4
Total capacity128 GB (4 × 32 GB)
Product type288-Pin DDR5 UDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank2Rx8
Power
Rated voltage1.1 V
Compatibility
Compatible systemsHPE
In the box
Included items128 GB (4 × 32 GB) DDR5 4800 MHz PC5-38400 2Rx8 1.1 V CL40 288-PIN Non-ECC Unbuffered UDIMM KIT

Questions about this item

What modules are included in the NEMIX RAM 128GB kit and is any additional hardware required for installation?

The kit contains four 32GB DDR5 4800 CL40 1.1V 288-pin UDIMM modules. No extra components are needed; the sticks plug directly into the HP Z2 G9 Tower Workstation memory slots.

Should I choose the 128GB 4x32GB DDR5 4800 CL40 kit or a different capacity for my HP Z2 G9 Tower Workstation?

Select this 128GB kit when the workload demands maximum memory capacity across four slots. If the application needs less RAM, a smaller kit with the same DDR5 4800 CL40 1.1V specification will keep identical speed and latency.

How does the DDR5 4800 CL40 1.1V rating affect real-world performance once installed in the HP Z2 G9 Tower Workstation?

The modules run at 4800 MT/s with CAS latency 40 at 1.1V, delivering the standard JEDEC DDR5 bandwidth and timing for the workstation without requiring manual overclocking or voltage changes.

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