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Green rectangular circuit board with gold edge connectors and black memory chips

OWC

OWC 16GB DDR4 3200MHz CL22 SODIMM memory upgrade

SKU CH-G478-BRTPA

16 GB DDR4 3200 MHz CL22 SODIMM for Lenovo ThinkPad L14 G3, L15 G2, L15 G3, P1 G3 and P1 G4

  • Capacity16GB
  • Type260-Pin DDR4 Non-ECC SODIMM
  • SpeedDDR4 3200 (PC4 25600)
  • CAS LatencyCL22
  • Voltage1.2V
  • ECCNo
  • 16 GB capacity lets you run more apps simultaneously
  • DDR4 3200 MHz CL22 speed delivers responsive multitasking
  • 2 V low-voltage design reduces power draw and heat
  • 260-pin SODIMM form factor fits listed Lenovo ThinkPad models
  • JEDEC compliant and RoHS certified for reliable operation

OWC 16GB DDR4 3200MHz SODIMM upgrade

This 16GB DDR4 3200MHz CL22 SODIMM module is designed as a direct memory upgrade for specific Lenovo ThinkPad L14 G3, L15 G2, L15 G3, P1 G3 and P1 G4 models. It uses a 260-pin non-ECC unbuffered layout operating at 1.2V. The module replaces several Lenovo part numbers including 5M30V06972 and 4X70Z90847. It suits users who need more capacity for multitasking on these exact platforms.

JEDEC standard thermals and power

The module runs at the standard DDR4 voltage of 1.2V with CL22 latency, matching JEDEC specifications for power draw and thermal output in normal use. No heat spreader is fitted, so the chips rely on the laptop’s internal airflow. As a passive component it adds no audible noise. Power consumption stays within the standard SODIMM envelope for this speed grade.

260-pin non-ECC build for listed models

The stick uses a 2Rx8 rank configuration on a standard 260-pin PCB without a heat spreader, keeping the profile thin for tight laptop slots. It is 100% compliant with JEDEC and RoHS standards and tested to meet OEM specifications for a warranty-safe upgrade. Installation is a simple DIY slot-in process. The module is not compatible with systems requiring ECC, registered memory or a different pin count.

Helstu kostir

  • 16 GB capacity lets you run more apps simultaneously
  • DDR4 3200 MHz CL22 speed delivers responsive multitasking
  • 2 V low-voltage design reduces power draw and heat
  • 260-pin SODIMM form factor fits listed Lenovo ThinkPad models
  • JEDEC compliant and RoHS certified for reliable operation

Tæknilýsing

BrandOWC
Part Number3S2D42R816GB
Capacity16GB
Type260-Pin DDR4 Non-ECC SODIMM
SpeedDDR4 3200 (PC4 25600)
CAS LatencyCL22
Voltage1.2V
ECCNo
Buffered/RegisteredUnbuffered
Rank2Rx8
Heat SpreaderNo
Compatible SystemLenovo ThinkPad L14 G3
Lenovo ThinkPad L15 G2
Lenovo ThinkPad L15 G3
Lenovo ThinkPad P1 G3
Lenovo ThinkPad P1 G4

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How do I install the 260-pin DDR4 SODIMM in my ThinkPad L15 G3, and what step do people often miss?

Power off, unplug the AC adapter, remove the base cover, insert the module at an angle into the slot until the gold contacts disappear, then press down until the side clips click; the step most people skip is pressing firmly enough to fully seat both clips.

What maintenance or replacement will this 16 GB DDR4 3200 MHz CL22 module need later?

No routine maintenance is required; the module is solid-state with no moving parts, so replacement is only necessary if a memory test reports errors or you decide to increase capacity beyond 16 GB.

What limit appears first when this CL22 1.2 V SODIMM runs sustained workloads?

The CAS latency of 22 cycles at 3200 MHz sets the baseline access delay; under continuous heavy use the memory controller’s timing budget is reached before thermal throttling becomes a factor on this low-voltage unbuffered module.

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