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Eight green DDR4 RDIMM sticks, no heat spreaders, 288-pin gold edges

NEMIX RAM

NEMIX RAM MR25600-628K8 128GB (8x16GB) DDR4 3200 ECC RDIMM CL22 1.2V

SKU CH-SXGQ-DEG5H

A 128 GB DDR4 ECC registered server kit of eight 16 GB modules running at 3200 MT/s with CL22 latency and 1.2 V operation, validated for Thinkmate GPX-WS-540RTP.

  • Total capacity128 GB (8 × 16 GB)
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeRegistered
  • Rated voltage1.2 V
  • 128 GB total capacity across eight 16 GB modules
  • DDR4 3200 speed rated at PC4-25600 bandwidth
  • ECC registered design detects and corrects data errors
  • 2 V operation reduces power draw and heat
  • Validated for ThinkMate GPX-WS-540RTP, GPX-WS-740RTP, GPX-WS-760S1 workstations

Targeted System Compatibility

This 128GB kit contains eight 16GB DDR4 3200 ECC RDIMM modules built for THINKMATE GPX workstations. Registered buffering and error correction protect data integrity in multi-socket server workloads. The CL22 latency and 1.2V operation match the platform specifications exactly. Buyers needing consumer DIMMs or non-ECC memory cannot use this kit.

Thermal and Power Profile

Operating at 1.2V, each 2Rx8 module draws minimal power inside dense 288-pin slots. No heat spreader is fitted, so airflow across the bare PCB handles cooling in the validated chassis. Registered signalling reduces electrical load on the memory controller during sustained throughput. Systems without forced-air server cooling may run warmer than expected.

Kit Contents and Validation

The package delivers eight matched 16GB sticks pre-tested as a 128GB set for the GPX-WS-540RTP, GPX-WS-740RTP and GPX-WS-760S1. Stress testing under load verifies stability before shipment. No software, drivers or additional accessories are included. Installers requiring single-module upgrades or mixed-capacity configurations must source separate kits.

How it compares

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

Price $970.99
Pricier than about 60% 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 $7.59 per GB
Typical for this category: the median of 20,941 items is $8.19 per GB.

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineTHINKMATE Server/Workstation Compatible Series Memory
Model nameTHINKMATE DDR4 3200 MHz ECC RDIMM Registered Server Memory
Part numberMR25600-628K8
Total capacity128 GB (8 × 16 GB)
Product type288-Pin DDR4 RDIMM
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL22
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank2Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsTHINKMATE
In the box
Included items128 GB (8 × 16 GB) DDR4 3200 MHz PC4-25600 2Rx8 1.2 V CL22 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

How do I install the 8x16GB DDR4 3200 RDIMM kit in my Thinkmate workstation and which step is often missed?

Power off, open the chassis, align each 288-pin module with the keyed slot and press firmly until both side clips lock; the step most often missed is populating all eight slots in the exact channel order shown in the Thinkmate GPX-WS-540RTP, GPX-WS-740RTP or GPX-WS-760S1 service guide so the registered ECC memory initialises correctly.

What maintenance or replacement will this 128GB ECC registered kit need over time?

No routine maintenance is required; the modules run at 1.20 V with major OEM Samsung, Micron or Hynix chips and carry a lifetime replacement warranty, so replacement only occurs if a module fails diagnostics or a future capacity upgrade is desired.

What limit appears first when the 2Rx8 CL22 RDIMMs run sustained workloads?

The CAS latency of CL22 at DDR4 3200 (PC4-25600) sets the timing ceiling, so sustained throughput is bounded by the 22-cycle access latency before thermal or voltage limits become factors.

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