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Two green DDR4 DIMM modules with black chips no heat spreader

Computer Memory Solutions

Computer Memory Solutions 32GB (2x16GB) DDR4 2133MHz CL15 Non-ECC DIMM Lenovo ThinkCentre M900 C69

SKU CH-FVVA-JCKX3

32 GB dual-channel DDR4 kit with two 16 GB unbuffered DIMMs at 2133 MHz CL15 for Lenovo ThinkCentre M900 SFF and Tower systems

  • Total capacity32 GB (2 × 16 GB)
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Memory timings15-15-15
  • Rated voltage1.2 V
  • 32 GB capacity across two 16 GB modules for full system memory
  • DDR4 2133 MHz CL15 timing delivers responsive desktop performance
  • 2 V low-voltage operation reduces power draw and heat
  • 288-pin unbuffered non-ECC DIMMs fit Lenovo ThinkCentre M900 SFF and Tower
  • Lifetime warranty from Computer Memory Solutions backs long-term reliability

Designed for ThinkCentre M900

This 32 GB kit contains two 16 GB DDR4 DIMMs validated for the Lenovo ThinkCentre M900 SFF and Tower. It targets administrators or owners who need the maximum supported memory for these specific workstations. Builders using other platforms should verify compatibility before purchasing.

Low voltage unbuffered operation

Each module runs at 1.2 V with standard CL15 timings and no heat spreader. The unbuffered, non-ECC design draws minimal power and adds no active cooling noise inside the compact chassis. Thermal behaviour matches the original system specification.

Fills two of four slots

The kit occupies two of the four available DIMM sockets, leaving the remaining pair open for future expansion if the workload changes. Installation requires only the standard 288-pin DDR4 interface already present in the M900. No extra cables, brackets or BIOS updates are needed.

How it compares

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

Price $154.99
Cheaper than about 61% of the 21,161 comparable items (median $397.99).
Total capacity 32 GB (2 × 16 GB)
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $4.84 per GB
Cheaper than about 79% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM2048642133DIMM
Total capacity32 GB (2 × 16 GB)
Product type288-Pin DDR4 SDRAM
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
Memory timings15-15-15
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Compatible systemsLenovo Thinkcentre M900 (Sff/Tower)
In the box
Included items2 Memory RAM Sticks

Questions about this item

How do I install the 288-Pin DDR4 DIMM modules into the Lenovo ThinkCentre M900, and what step is often missed?

Power off the system, open the chassis, align the notch on each 16GB stick with the slot key, press firmly until the retention clips click, then verify in BIOS that both modules show at 2133 MHz.

What maintenance or replacement will the 32GB kit need over time?

The unbuffered Non-ECC DDR4 modules have no moving parts or user-serviceable components; they require no scheduled maintenance and are covered by a limited lifetime warranty for exchange if a fault develops.

What limit appears first when the memory runs at 2133 MHz CL15 under sustained load?

The JEDEC-standard 1.2 V operating voltage and CL15 timing define the thermal and stability envelope; the modules will throttle or error before any other hardware limit is reached.

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