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Green circuit board with black memory chips, no heat spreader, 288-pin DDR5 UDIMM

NEMIX RAM

NEMIX RAM 32GB DDR5 4800 CL40 1.1V 2Rx8 UDIMM HP Z2 G9 memory upgrade

SKU CH-6712-QKQ0F

Adds 32 GB of DDR5 4800 CL40 1.1 V 2Rx8 UDIMM memory to the HP Z2 G9 workstation

  • Capacity32GB
  • SpeedDDR5 4800 (PC5 38400)
  • ECCNo
  • Buffered/RegisteredUnbuffered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 32 GB capacity expands workstation memory for large datasets
  • DDR5 4800 MT/s speed increases data throughput for demanding applications
  • CL40 latency at 1.1 V balances responsive timing with efficient power use
  • 2Rx8 dual-rank organisation improves memory controller efficiency on compatible HP Z2 G9 systems
  • 288-pin UDIMM form factor enables straightforward installation in supported desktop workstations

HP Z2 G9 DDR5 upgrade

This 32GB DDR5 module is built for the HP Z2 G9 tower workstation. It delivers a single 32GB stick of non-ECC unbuffered memory that plugs directly into a 288-pin slot. The unit runs at 4800MHz with a CAS latency of CL40 and operates at 1.10V.

Suitable for single-slot capacity boost

Builders expanding an HP Z2 G9 with one module will match the factory speed and voltage. Systems that require ECC registered memory or a lower latency profile should look at a different specification.

4800MHz DDR5 speed rating

The decisive figure is the 4800MHz data rate, listed as PC5-38400, which must match the workstation memory bus. If the platform demands a different DDR5 speed grade, this module will not run at its rated frequency.

Highlights

  • 32 GB capacity expands workstation memory for large datasets
  • DDR5 4800 MT/s speed increases data throughput for demanding applications
  • CL40 latency at 1.1 V balances responsive timing with efficient power use
  • 2Rx8 dual-rank organisation improves memory controller efficiency on compatible HP Z2 G9 systems
  • 288-pin UDIMM form factor enables straightforward installation in supported desktop workstations

Specifications

BrandNEMIX RAM
SeriesHPE Server/Workstation Compatible Series Memory
ModelHPE DDR5 4800MHZ Non-ECC Unbuffered UDIMM
Part NumberMD38400-328K1
Capacity32GB
SpeedDDR5 4800 (PC5 38400)
ECCNo
Buffered/RegisteredUnbuffered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemHPE
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 UDIMM
Rank2Rx8
FeaturesDDR5 Non-ECC Unbuffered UDIMM Motherboard Compatible
Package Content32GB (1X32GB) DDR5 4800MHZ PC5-38400 2Rx8 1.1V CL40 288-PIN Non-ECC Unbuffered UDIMM

Questions about this item

Will the 1.1 V operating voltage on this DDR5 module require any cooler or voltage adjustment down the line?

The module runs at 1.1 V with no heat spreader and is designed for standard JEDEC operation, so no extra cooling or voltage tweaks are needed during its service life.

What stops the 4800 MT/s speed from scaling higher if I keep the workstation under load all day?

The CL40 timing and 1.1 V JEDEC limit define the rated 4800 MT/s ceiling; pushing beyond that would exceed the module's validated specification.

How much heat or fan noise does a single 32 GB 2Rx8 stick add when the Z2 G9 runs continuously?

Without a heat spreader the stick relies on case airflow, and at 1.1 V its thermal contribution is minimal, so system fan curves normally stay unchanged.

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