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Two green circuit boards with gold contacts and black chips, SODIMM form factor

OWC

OWC 32GB (2x16GB) DDR5 5600 CL46 SODIMM memory upgrade

SKU CH-HE42-JW5EH

A 32 GB dual-channel DDR5 5600 CL46 SODIMM kit for select Lenovo ThinkPad laptops

  • Capacity32GB (2 x 16GB)
  • Type262-Pin DDR5 Non-ECC SODIMM
  • SpeedDDR5 5600 (PC5 44800)
  • CAS LatencyCL46
  • Voltage1.1V
  • ECCNo

Capacity 32GB (2 x 16GB)

  • 32 GB capacity with two 16 GB modules for multitasking headroom
  • DDR5 5600 speed rated at PC5-44800 for responsive performance
  • CL46 CAS latency at 1.1 V for efficient operation
  • Validated for ThinkPad E14 Gen 6, E16 Gen 2, P1 Gen 6 and P16v Gen 1
  • JEDEC and RoHS compliant with limited lifetime warranty

32 GB DDR5 SODIMM kit for ThinkPad E14 Gen 6

This 32 GB kit contains two 16 GB DDR5 5600 CL46 SODIMM modules built to JEDEC specification. It targets owners of Lenovo ThinkPad E14 Gen 6, E16 Gen 2, P1 Gen 6 and P16v Gen 1 who need more memory for multitasking or larger workloads. The unbuffered, non-ECC design matches the factory memory layout of those models. Buyers whose laptops use a different form factor or DDR generation cannot use this kit.

Sustained operation at 5600 MT/s with 1.1 V

The modules run at the standard DDR5 5600 speed with CL46 latency and 1.1 V supply voltage. Because they are unbuffered and lack a heat spreader, thermal performance depends on the laptop’s own cooling airflow. JEDEC compliance means the rated timings are maintained under continuous load without requiring manual voltage or frequency changes. Systems that throttle memory speed under heat will still operate within spec.

Verify slot count and maximum supported capacity

Confirm that your ThinkPad model has two free 262-pin SODIMM slots and accepts 32 GB total DDR5 memory before ordering. The kit replaces Lenovo part 4X71M23187 and is validated for the four listed models only. Other laptops, NAS units or all-in-one PCs may have different slot populations, voltage limits or BIOS restrictions that prevent reliable operation.

Highlights

  • 32 GB capacity with two 16 GB modules for multitasking headroom
  • DDR5 5600 speed rated at PC5-44800 for responsive performance
  • CL46 CAS latency at 1.1 V for efficient operation
  • Validated for ThinkPad E14 Gen 6, E16 Gen 2, P1 Gen 6 and P16v Gen 1
  • JEDEC and RoHS compliant with limited lifetime warranty

Specifications

BrandOWC
Part Number5S6D51R8032P
Capacity32GB (2 x 16GB)
Type262-Pin DDR5 Non-ECC SODIMM
SpeedDDR5 5600 (PC5 44800)
CAS LatencyCL46
Voltage1.1V
ECCNo
Buffered/RegisteredUnbuffered
Rank1Rx8
Heat SpreaderNo
Compatible SystemLenovo ThinkPad E14 Gen 6
Lenovo ThinkPad E16 Gen 2
Lenovo ThinkPad P1 Gen 6
Lenovo ThinkPad P16v Gen 1

Other versions of this model

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Questions about this item

How much power does the 1.1V DDR5 kit draw when the ThinkPad runs all day?

The modules operate at the standard DDR5 1.1V, so power draw stays within the JEDEC limit for 5600 CL46 SODIMMs and adds no extra thermal load to the laptop chassis.

Does my ThinkPad E14 Gen 6 need a BIOS update before I install these 262-pin modules?

The kit is tested to meet Lenovo OEM specs for the listed models, so it works with the factory BIOS; no separate update is required for the memory to be recognised.

Can I keep the original 16GB stick and add this 32GB kit for 48GB total?

The supported ThinkPads have two SODIMM slots, so the 2×16GB kit fills both slots; mixing the old 16GB module would require removing one new module and cannot exceed the two-slot limit.

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