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OWC

OWC 64GB (2x32GB) DDR5 5600 CL46 SODIMM memory upgrade

SKU CH-SCG4-GVSXB

A 64 GB DDR5 SODIMM kit running at 5600 MT/s with CL46 timing for compatible Lenovo ThinkPad laptops

  • Capacity64GB (2 x 32GB)
  • Type262-Pin DDR5 Non-ECC SODIMM
  • SpeedDDR5 5600 (PC5 44800)
  • CAS LatencyCL46
  • Voltage1.1V
  • ECCNo

Capacity 64GB (2 x 32GB)

  • 64 GB dual-channel kit expands multitasking headroom for demanding workloads
  • DDR5 5600 CL46 JEDEC-standard modules deliver reliable stock-speed performance
  • 1 V low-voltage operation reduces power draw and heat in thin laptops
  • 262-pin SODIMM form factor fits four ThinkPad models without modification
  • OWC lifetime warranty and free tech support protect the upgrade long-term

Lenovo ThinkPad DDR5 SODIMM upgrade

This 64GB kit contains two 32GB DDR5 5600 CL46 modules built for Lenovo ThinkPad E14 Gen 6, E16 Gen 2, P1 Gen 6 and P16v Gen 1 laptops. It targets professionals who need more memory for multitasking, large datasets or virtual machines. The JEDEC-standard DDR5 SODIMMs run at 1.1V without ECC or heat spreaders. Buyers with other laptop models or desktop systems cannot use these modules.

Dual-channel kit for soldered-slot systems

Each stick uses the 262-pin SODIMM form factor and 2Rx8 organisation to populate both memory channels in compatible ThinkPads. The unbuffered design drops into the user-accessible slots without tools or firmware changes. Because the kit is matched at the factory, it avoids timing mismatches that can occur with mixed modules. Systems that have soldered memory only or a single slot will not accept the full 64GB.

Low-voltage DDR5 thermals and power

Operating at the standard 1.1V, the modules draw minimal power and generate little heat during typical workloads. With no heat spreader or active cooling, they rely on the laptop’s existing airflow, keeping acoustic levels unchanged. The non-ECC unbuffered layout adds no latency overhead for everyday applications. Workloads that push sustained maximum bandwidth will see higher temperatures but remain within JEDEC limits.

Highlights

  • 64 GB dual-channel kit expands multitasking headroom for demanding workloads
  • DDR5 5600 CL46 JEDEC-standard modules deliver reliable stock-speed performance
  • 1 V low-voltage operation reduces power draw and heat in thin laptops
  • 262-pin SODIMM form factor fits four ThinkPad models without modification
  • OWC lifetime warranty and free tech support protect the upgrade long-term

Specifications

BrandOWC
Part Number5S6D52R8064P
Capacity64GB (2 x 32GB)
Type262-Pin DDR5 Non-ECC SODIMM
SpeedDDR5 5600 (PC5 44800)
CAS LatencyCL46
Voltage1.1V
ECCNo
Buffered/RegisteredUnbuffered
Rank2Rx8
Heat SpreaderNo
Compatible SystemLenovo ThinkPad E14 Gen 6
Lenovo ThinkPad E16 Gen 2
Lenovo ThinkPad P1 Gen 6
Lenovo ThinkPad P16v Gen 1

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Questions about this item

Will the 5600 CL46 modules throttle under sustained load?

The kit runs at JEDEC-standard 5600 MT/s CL46 with 1.1 V operation and no heat spreader, so thermal headroom depends on the ThinkPad's internal airflow rather than the modules themselves.

How much heat or fan noise does this 64 GB kit add during all-day use?

At 1.1 V the modules draw minimal power and have no onboard temperature sensors, so any extra heat or fan activity comes from the laptop's existing cooling solution handling the workload.

What must already be in the laptop for these 262-pin SODIMMs to work?

A compatible Lenovo ThinkPad — E14 Gen 6, E16 Gen 2, P1 Gen 6 or P16v Gen 1 — with two free DDR5 SODIMM slots and a BIOS that recognises 2Rx8 32 GB modules.

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