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Green rectangular circuit board with gold edge connectors and black memory chips, no heat spreader

NEMIX RAM

NEMIX RAM 8GB DDR5 4800 CL40 1Rx8 1.1V UDIMM HP Z2 G9 memory upgrade

SKU CH-JY15-CAZMN

8GB DDR5 4800 CL40 1Rx8 1.1V UDIMM compatible with HP Z2 G9 Tower Workstation

  • Capacity8GB
  • SpeedDDR5 4800 (PC5 38400)
  • ECCNo
  • Buffered/RegisteredUnbuffered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 8 GB capacity adds responsive multitasking headroom
  • DDR5 4800 speed feeds data to CPU faster
  • CL40 latency keeps timing tight under load
  • 1 V operation reduces power draw and heat
  • 288-pin UDIMM fits HP Z2 G9 workstation slot

HP Z2 G9 DDR5 upgrade

This 8 GB DDR5 module is built for the HP Z2 G9 Tower Workstation and runs at 4800 MHz with CL40 latency. It targets professionals who need a straightforward memory increase for supported workstations without ECC or registered buffering.

DDR5 4800 practical limits

The PC5-38400 standard delivers 4800 MT/s at 1.10 V on a 288-pin UDIMM, so bandwidth and latency are fixed by the JEDEC base specification. Systems that require ECC, registered DIMMs, or higher factory speeds will not benefit from this non-ECC unbuffered design.

Installing the UDIMM

The single-rank 1Rx8 stick fits a standard DDR5 UDIMM slot and needs no heat spreader, making physical insertion quick. Problems usually appear when the BIOS is not updated for DDR5 4800 support or when mixing with modules of different rank, voltage, or latency.

Highlights

  • 8 GB capacity adds responsive multitasking headroom
  • DDR5 4800 speed feeds data to CPU faster
  • CL40 latency keeps timing tight under load
  • 1 V operation reduces power draw and heat
  • 288-pin UDIMM fits HP Z2 G9 workstation slot

Specifications

BrandNEMIX RAM
SeriesHPE Server/Workstation Compatible Series Memory
ModelHPE DDR5 4800MHZ Non-ECC Unbuffered UDIMM
Part NumberMD38400-818K1
Capacity8GB
SpeedDDR5 4800 (PC5 38400)
ECCNo
Buffered/RegisteredUnbuffered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemHPE
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 UDIMM
Rank1Rx8
FeaturesDDR5 Non-ECC Unbuffered UDIMM Motherboard Compatible
Package Content8GB (1X8GB) DDR5 4800MHZ PC5-38400 1Rx8 1.1V CL40 288-PIN Non-ECC Unbuffered UDIMM

Questions about this item

Should I pick the single 8 GB module or a matched pair for dual channel?

The module is sold as a single 8 GB stick. Adding a second identical module enables dual-channel operation on the HP Z2 G9 platform.

What does the 4800 MT/s rating deliver in daily workloads?

Rated at 4800 MT/s with CL40 latency, it runs at the native DDR5 speed the workstation expects for stable throughput.

How does the 288-pin DDR5 interface affect maximum bandwidth?

The 288-pin DDR5 UDIMM interface supports the PC5-38400 data rate, capping theoretical bandwidth at the module's rated 4800 MT/s.

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