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Eight green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 128GB (8x16GB) DDR5 4800 ECC RDIMM CL40 1.1V ThinkMate Server memory upgrade

SKU CH-8PQY-X1GJN

128GB DDR5 4800 ECC registered server kit with eight 16GB modules at CL40 1.1V for ThinkMate towers

  • Total capacity128 GB (8 × 16 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 128 GB total capacity for memory-intensive workloads
  • DDR5 4800 speed with PC5-38400 bandwidth for fast data throughput
  • ECC registered design protects data integrity in critical applications
  • Eight 16 GB modules at 1.1 V for efficient power use
  • Validated for ThinkMate TWX-QS8-14E4 and TWX-QS8-24E4 tower servers

Server-ready capacity

This kit delivers 128GB of DDR5 ECC registered memory in eight 16GB modules. It is built for ThinkMate TWX-QS8 tower servers that require registered DIMMs with error correction. The CL40 latency and 4800MT/s speed match the platform specifications. IT teams handling virtualisation or database workloads gain the density they need without mixing module sizes.

Pre-validated kit

The eight modules ship as a matched set tested under load for compatibility with the listed ThinkMate models. Using a single qualified kit avoids the instability that can arise when populating all slots with individually sourced sticks. No extra software or firmware is bundled; the value is the verified interoperability. Buyers who need a different total capacity or a mixed-rank configuration will need another kit.

Standard registered form factor

Each 288-pin RDIMM operates at 1.1V and uses a 1Rx8 organisation with major-brand DRAM from Samsung Micron or Hynix. The registered buffer reduces electrical load on the server memory controller when all channels are populated. There is no heat spreader, so airflow in the chassis must be sufficient for dense configurations. Systems that require unbuffered UDIMMs or non-ECC memory cannot use these modules.

How it compares

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

Price $3,436.99
Pricier than about 74% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (8 × 16 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $26.85 per GB
Pricier than about 74% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineTHINKMATE Server/Workstation Compatible Series Memory
Model nameTHINKMATE DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-618K8
Total capacity128 GB (8 × 16 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 rank1Rx8
Power
Rated voltage1.1 V
Compatibility
Compatible systemsTHINKMATE
In the box
Included items128 GB (8 × 16 GB) DDR5 4800 MHz PC5-38400 1Rx8 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

Will the ECC RDIMM modules require any periodic maintenance or replacement once installed?

The modules are solid-state with no moving parts or serviceable components; once seated in the 288-pin slots they run for the life of the server without scheduled replacement.

What is the first limit reached when the 128GB kit runs at full load continuously?

The DDR5 4800 CL40 timing and 1.10V voltage set the sustained throughput ceiling; the memory controller will hit its bandwidth cap before any thermal or power limit on the DIMMs themselves.

How much heat and power do the eight 16GB sticks generate during all-day operation?

Each 1Rx8 module operates at 1.1V with no heat spreader, so total power draw stays low and passive airflow in a ThinkMate tower chassis is sufficient to keep temperatures in check.

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