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Two green circuit boards with black memory chips and gold edge connectors

OWC

OWC 64GB (2x32GB) DDR5 5200 CL42 262-pin 1.1V SODIMM laptop RAM

SKU CH-Q4YB-4BJCE

A 64 GB dual-channel DDR5 5200 CL42 SODIMM kit (2 × 32 GB) running at 1.1 V for laptops, all-in-one PCs and NAS systems

  • Total capacity64 GB (2 × 32 GB)
  • Rated speedDDR5 5200 (PC5 41600)
  • CAS latencyCL42
  • Rated voltage1.1 V
  • Buffer typeUnbuffered
  • Kit configurationDual Channel Kit

Capacity 64GB (2 x 32GB)

  • 64 GB dual-channel kit doubles memory bandwidth for demanding workloads
  • DDR5 5200 MT/s CL42 delivers high throughput with standard timings
  • 1 V JEDEC voltage reduces power draw and heat in thin laptops
  • 262-pin SO-DIMM form factor fits compatible laptops, all-in-ones and NAS units
  • 100 % JEDEC and RoHS compliant for warranty-safe upgrades

64 GB DDR5 SODIMM kit for laptops and all-in-ones

This 64 GB kit contains two 32 GB DDR5 5200 modules built to JEDEC standard at 1.1 V. It targets laptop, all-in-one and NAS owners who need the maximum capacity supported by their 262-pin slots. The dual-channel layout matches the factory memory configuration of most compatible systems.

Straightforward slot installation

The modules are unbuffered non-ECC SODIMMs that drop into standard 262-pin slots without tools. The main difficulty is physical access — many thin-and-light laptops hide the slots under a motherboard shield or require near-complete disassembly. Always verify the service manual before starting.

DDR5 5200 speed ceiling and platform limits

The kit runs at the JEDEC DDR5 5200 baseline with CL42 latency. Actual throughput depends on the memory controller in the host system; some platforms lock the data rate lower or restrict total capacity per slot. The modules themselves cannot exceed the 5200 MT/s rating printed on the label.

How it compares

Measured against everything we stock in Laptop RAM, at today’s prices. Recalculated every night.

Price $890.99
Pricier than about 92% of the 2,079 comparable items (median $70.99).
Total capacity 64 GB (2 × 32 GB)
Higher than about 91% of the 1,886 comparable items (median 16 GB).
Price per GB $13.92 per GB
Pricier than about 90% of the 1,886 comparable items (median $5.94 per GB).

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Specifications

Product
Brand nameOWC
Part number5S2D52R8064P
Total capacity64 GB (2 × 32 GB)
Product type262-Pin DDR5 SO-DIMM
Performance
Rated speedDDR5 5200 (PC5 41600)
Memory
CAS latencyCL42
ECC supportNo
Buffer typeUnbuffered
Kit configurationDual Channel Kit
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Recommended forLaptops, All-in-One Systems, and NAS Systems

Other versions of this model

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Questions about this item

How can I confirm the 5200 MHz CL42 kit is running at its rated speed after installation?

Open Task Manager or a tool such as CPU-Z and check that each 32 GB module shows 5200 MT/s and CL42 timings; the BIOS should also report DDR5-5200 with 1.1 V voltage.

What comes in the box and is anything else required to complete the upgrade?

The kit includes two 32 GB 262-pin DDR5 SO-DIMM modules; no heat spreader, tools or extra cables are included or needed for a typical laptop or all-in-one install.

Why choose the 64 GB dual-channel kit instead of a single 32 GB stick?

The matched 2×32 GB pair enables dual-channel operation on supported laptops and all-in-one systems, doubling memory bandwidth over a single module while delivering the full 64 GB capacity.

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