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Two green DDR3 memory sticks with black chips, no heat spreader

Computer Memory Solutions

Computer Memory Solutions CM10247210600ECCNR2R8 16GB (2x8GB) DDR3 1333MHz ECC Unregistered DIMM

SKU CH-MF6Z-4YP7G

16GB DDR3 1333MHz ECC unregistered DIMM kit for Lenovo ThinkServer RS140

  • Total capacity16 GB (2 × 8 GB)
  • Rated speedDDR3 1333 (PC3 10600)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL9
  • Memory timings9-9-9
  • Rated voltage1.5 V
  • 16GB dual-channel kit for Lenovo ThinkServer RS140
  • ECC error correction protects data integrity in server workloads
  • DDR3-1333 speed with CL9 latency for responsive performance
  • 5V unregistered DIMM installs directly without buffer overhead
  • Two 8GB modules fill two of four slots for 32GB max

Lenovo ThinkServer RS140 memory kit

This 16 GB kit contains two 8 GB DDR3 modules built for the Lenovo ThinkServer RS140. Each stick runs at 1333 MHz with CL9 timing and operates at 1.5 V. The unregistered ECC design adds error correction without the latency penalty of registered memory, making it suitable for entry-level server workloads that value data integrity.

Thermals noise and power draw

Standard 1.5 V DDR3 modules generate modest heat and do not require active cooling or heat spreaders. Power consumption stays within typical DDR3 limits for this density and speed, so the server’s existing airflow handles thermals without extra fan noise. The unregistered layout keeps the electrical load on the memory controller low during sustained operation.

What the kit changes

Adding this pair fills two of the four DIMM slots and raises the system to 16 GB of ECC-protected capacity. The matched 2Rx8 modules enable dual-channel operation on the RS140 platform, improving memory bandwidth for virtualization or file-serving tasks. The lifetime warranty from Computer Memory Solutions covers manufacturing defects for as long as you own the modules.

How it compares

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

Price $39.99
Cheaper than about 80% 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 $2.50 per GB
Cheaper than about 92% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM10247210600ECCNR2R8
Total capacity16 GB (2 × 8 GB)
Product type240-Pin DDR3 SDRAM
Performance
Rated speedDDR3 1333 (PC3 10600)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL9
Memory timings9-9-9
ECC supportYes
Buffer typeUnregistered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.5 V
Compatibility
Compatible systemsLenovo Thinkserver Rs140u
In the box
Included items2 Memory RAM Sticks

Questions about this item

How do I install these 240-Pin DDR3 DIMMs in the Lenovo ThinkServer RS140 70F3xxx?

Power off the server, open the chassis, align each module's notch with the slot key, press firmly until both side clips lock, then close the case and power on.

What maintenance or replacement will this ECC memory kit need over time?

The modules carry a limited lifetime warranty from Computer Memory Solutions against manufacturing defects; no periodic maintenance is required beyond keeping server airflow clean.

What limit appears first when the RS140 runs sustained workloads with this 16 GB kit?

The four DIMM slots max out at 32 GB total, so capacity will be the first constraint before speed or voltage becomes a factor.

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