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Four green DDR5 UDIMM sticks with black chips, no heat spreaders

NEMIX RAM

NEMIX RAM 64GB (4x16GB) DDR5 4800 PC5-38400 CL40 1Rx8 1.1V 288-Pin UDIMM Kit for ThinkMate TWX-QS4-14R7

SKU CH-8TP1-S5X0M

64 GB DDR5 kit of four 16 GB unbuffered UDIMMs at 4800 MT/s CL40 1.1 V for ThinkMate TWX-QS4-14R7 tower servers

  • Capacity64GB (4 x 16GB)
  • SpeedDDR5 4800 (PC5 38400)
  • ECCNo
  • Buffered/RegisteredUnbuffered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 64 GB total capacity from four 16 GB modules
  • DDR5 4800 speed rated at PC5-38400 for high bandwidth
  • CL40 CAS latency at 1.1 V operating voltage
  • 1Rx8 single-rank unbuffered UDIMM layout
  • 288-pin DDR5 form factor built for ThinkMate TWX-QS4-14R7

System-specific DDR5 kit for ThinkMate TWX-QS4-14R7

This 64 GB kit contains four 16 GB unbuffered UDIMMs built for the ThinkMate TWX-QS4-14R7 tower server. Modules run at DDR5 4800 with CL40 timings at 1.1 V and use a 1Rx8 organisation without ECC. The 288-pin form factor matches the board slots exactly.

Replaces slower or smaller DDR5 memory in the same

Upgrading from lower-capacity DDR5 modules or slower DDR5 speeds is worthwhile when workloads need more bandwidth and capacity for virtualization, databases or rendering. The jump makes sense when the server board supports DDR5 4800 and the four-slot population fits the memory topology.

Limited to DDR5 4800 unbuffered non-ECC operation

The kit operates only at the standard DDR5 4800 data rate with CL40 latency and cannot use registered or ECC features. Mixing with faster DDR5 modules will downclock to 4800, and boards that require registered DIMMs will not accept these sticks.

Highlights

  • 64 GB total capacity from four 16 GB modules
  • DDR5 4800 speed rated at PC5-38400 for high bandwidth
  • CL40 CAS latency at 1.1 V operating voltage
  • 1Rx8 single-rank unbuffered UDIMM layout
  • 288-pin DDR5 form factor built for ThinkMate TWX-QS4-14R7

Specifications

BrandNEMIX RAM
SeriesTHINKMATE Server/Workstation Compatible Series Memory
ModelTHINKMATE DDR5 4800MHZ Non-ECC Unbuffered UDIMM
Part NumberMD38400-618K4
Capacity64GB (4 x 16GB)
SpeedDDR5 4800 (PC5 38400)
ECCNo
Buffered/RegisteredUnbuffered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemTHINKMATE
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 UDIMM
Rank1Rx8
FeaturesDDR5 Non-ECC Unbuffered UDIMM Motherboard Compatible
Package Content64GB (4X16GB) DDR5 4800MHZ PC5-38400 1Rx8 1.1V CL40 288-PIN Non-ECC Unbuffered UDIMM KIT

Questions about this item

Does the 288-pin DDR5 UDIMM form factor fit the ThinkMate TWX-QS4-14R7 motherboard slots?

Yes, the kit uses the standard 288-pin DDR5 UDIMM form factor designed for the ThinkMate TWX-QS4-14R7 tower server.

What is the correct way to install the four 16 GB modules so the server recognises the full 64 GB?

Populate all four DIMM slots with the 1Rx8 modules; the common mistake is leaving a slot empty or mixing ranks, which prevents the full 64 GB from being detected.

Will the Samsung, Micron or Hynix chips on these modules need any firmware updates or active cooling later?

No firmware updates are required for the DRAM chips, and the modules ship without heat spreaders, so standard chassis airflow is sufficient for ongoing operation.

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