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Two green DDR4 UDIMM sticks without heat spreaders

NEMIX RAM

NEMIX RAM 16GB (2x8GB) DDR4 3200 CL22 1.2V 288-Pin UDIMM for THINKMATE GPX-WS-540X1 memory upgrade

SKU CH-6ZP9-Q9SWW

16 GB DDR4-3200 dual-channel kit with CL22 timing for the Thinkmate GPX-WS-540X1 workstation

  • Total capacity16 GB (2 × 8 GB)
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeUnbuffered
  • Rated voltage1.2 V
  • 16 GB dual-channel kit boosts workstation responsiveness
  • DDR4 3200 speed with CL22 latency supports demanding workloads
  • 2 V operation reduces power draw and heat
  • 288-pin UDIMM form factor fits THINKMATE GPX-WS-540X1 exactly
  • Major-brand Samsung, Micron or Hynix chips ensure stability

ThinkMate GPX-WS-540X1 compatible kit

This 16 GB kit contains two 8 GB DDR4 modules built for the ThinkMate GPX-WS-540X1 workstation. The 288-pin UDIMMs run at 3200 MT/s with CL22 latency and 1.20 V operation. Non-ECC unbuffered design matches the platform requirements exactly.

Standard voltage keeps thermals low

Operating at 1.2 V reduces heat output compared to higher-voltage DDR4 kits. No heat spreader is fitted, so airflow across the bare PCB handles cooling in typical workstation chassis. Power draw stays within standard UDIMM limits for this speed grade.

Replaces slower or smaller DDR4 memory

Upgrading from lower-capacity or lower-frequency DDR4 modules adds bandwidth for multi-threaded workloads. The jump is worthwhile when the workstation runs memory-intensive applications and the board has free slots. Not suited for systems that require ECC or registered DIMMs.

How it compares

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

Price $101.99
Cheaper than about 67% of the 21,161 comparable items (median $397.99).
Total capacity 16 GB (2 × 8 GB)
Lower than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $6.37 per GB
Cheaper than about 62% 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 DDR4 3200 MHz Non-ECC Unbuffered UDIMM
Part numberMD25600-818K2
Total capacity16 GB (2 × 8 GB)
Product type288-Pin DDR4 UDIMM
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL22
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank1Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsTHINKMATE
In the box
Included items16 GB (2 × 8 GB) DDR4 3200 MHz PC4-25600 1Rx8 1.2 V CL22 288-PIN Non-ECC Unbuffered UDIMM KIT

Questions about this item

How do I install the 288‑pin DDR4 UDIMM modules in the THINKMATE GPX‑WS‑540X1, and what step is often missed?

Power off the workstation, open the chassis, align each module’s notch with the slot key, press firmly until both retention clips click, then verify in BIOS that both 8 GB sticks are recognised at 3200 MT/s.

What maintenance or replacement will this 16 GB kit need over time?

No scheduled maintenance is required; the modules have no heat spreaders and run at 1.20 V. Replace only if a stick fails or you need more than 16 GB total capacity.

What limit appears first when the GPX‑WS‑540X1 runs sustained workloads with this CL22 memory?

The CAS latency of 22 cycles at 3200 MT/s sets the baseline response time; under heavy sustained loads the memory controller’s throughput ceiling is reached before thermal or voltage limits.

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