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A single green circuit board with black memory chips and gold edge connectors

Computer Memory Solutions

Computer Memory Solutions 16GB DDR4 2133MHz SODIMM memory upgrade

SKU CH-G37Q-28J30

16 GB DDR4 SODIMM running at 2133 MHz with CL15 timing for Lenovo Flex 4 laptops

  • Total capacity16 GB
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Memory timings15-15-15
  • Rated voltage1.2 V
  • 16 GB capacity doubles memory headroom for demanding workloads
  • DDR4 2133 MHz speed delivers responsive system performance
  • CL15 latency with 1.2 V operation balances speed and efficiency
  • 260-pin SODIMM form factor fits Lenovo Flex 4 Series laptops
  • Single 16 GB module enables easy single-slot upgrade

16GB DDR4 SODIMM for Lenovo Flex 4

This 16 GB DDR4 SODIMM module is built for Lenovo Flex 4 series laptops. It delivers a single 260-pin stick rated at 2133 MHz with CL15 timings. The non-ECC, unbuffered design runs at 1.2 V and uses a 2Rx8 rank configuration. Buyers who need ECC error correction or registered buffering should look elsewhere.

DDR4 2133 MHz speed ceiling

The DDR4 2133 standard caps transfer rates at PC4-17000 bandwidth. If the platform supports higher DDR4 speeds this module will downclock to 2133 MHz. The fixed CL15 latency and 1.2 V operation are defined by the JEDEC specification for this speed grade. Systems limited to a single memory socket cannot expand beyond this 16 GB capacity.

Upgrade from 4 GB or 8 GB factory RAM

Replacing a 4 GB or 8 GB factory module with this 16 GB stick doubles or quadruples usable memory in compatible Flex 4 models. The jump is worthwhile when multitasking, browser tabs or lightweight virtual machines exceed the original capacity. Machines already populated with 16 GB or restricted to lower maximums gain no benefit.

How it compares

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

Price $79.99
Cheaper than about 70% of the 21,161 comparable items (median $397.99).
Total capacity 16 GB
Lower than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $5.00 per GB
Cheaper than about 77% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM20486417000SO
Total capacity16 GB
Product type260-Pin DDR4 SO-DIMM
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 Flex 4 Series
In the box
Included items1 Memory RAM Stick

Questions about this item

Should I pick the single 16 GB module or look for an 8 GB stick for my Lenovo Flex 4?

The Flex 4 series supports a maximum of 16 GB and has only one SODIMM slot, so the single 16 GB stick is the only way to reach that limit.

What does the 2133 MHz rating actually deliver once the module is installed?

The system will run the memory at 2133 MT/s with CL15-15-15 timings at 1.2 V, giving the rated PC4-17000 bandwidth for the Flex 4 platform.

Does the 260-pin DDR4 SODIMM interface limit the speed or capacity I can use?

The 260-pin DDR4 SODIMM form factor is fixed for this laptop; it caps the upgrade to one 16 GB unbuffered non-ECC module at 2133 MHz.

More in Model-Specific Memory Upgrades

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