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Two green DDR3L SODIMM modules with black chips side by side

Computer Memory Solutions

Computer Memory Solutions 16GB (2x8GB) DDR3L 1600 SODIMM for Panasonic Toughbook 53 Mk4 Cf-53 Touchscreen A7

SKU CH-H79Y-7ZX1K

16 GB kit of two 8 GB DDR3L SODIMM modules running at 1600 MHz with CL11 timing for the Panasonic Toughbook 53 Mk4 touchscreen model

  • Capacity16GB (2 x 8GB)
  • Type204-Pin DDR3 SO-DIMM
  • SpeedDDR3L 1600 (PC3L 12800)
  • CAS LatencyCL11
  • Timing11-11-11
  • Voltage1.35V
  • 16 GB kit (2 × 8 GB) expands Toughbook 53 Mk4 to maximum memory
  • DDR3L 1600 MHz at 1.35 V reduces power draw versus standard DDR3
  • CL11 11-11-11 timings deliver responsive multitasking on supported systems
  • 204-pin SODIMM form factor fits the CF-53 touchscreen chassis exactly
  • Major-brand chips with lifetime exchange guarantee ensure reliable operation

16GB DDR3L kit for Toughbook 53 Mk4

This 16GB kit contains two 8GB DDR3L SODIMM modules built for the Panasonic Toughbook 53 Mk4 Cf-53 touchscreen model. It targets owners of that specific laptop who need the maximum supported memory capacity. The 204-pin unbuffered design matches the factory socket layout exactly.

Dual-module layout enables full 16GB capacity

The two-stick configuration populates both available sockets to reach the system's 16GB limit. Each module runs at 1600MHz with CL11 timings and 1.35V operation. Using matched modules avoids the single-channel penalty that a single 8GB stick would impose on this platform.

Handles 64-bit workloads at the platform ceiling

A 64-bit operating system is required to address the full 16GB; a 32-bit OS will only see roughly 3.5GB. The kit saturates the laptop's maximum memory specification, so no further internal expansion is possible. Buyers needing more capacity must look beyond this device.

Highlights

  • 16 GB kit (2 × 8 GB) expands Toughbook 53 Mk4 to maximum memory
  • DDR3L 1600 MHz at 1.35 V reduces power draw versus standard DDR3
  • CL11 11-11-11 timings deliver responsive multitasking on supported systems
  • 204-pin SODIMM form factor fits the CF-53 touchscreen chassis exactly
  • Major-brand chips with lifetime exchange guarantee ensure reliable operation

Specifications

BrandComputer Memory Solutions
ModelCM10246412800SODRL
Capacity16GB (2 x 8GB)
Type204-Pin DDR3 SO-DIMM
SpeedDDR3L 1600 (PC3L 12800)
CAS LatencyCL11
Timing11-11-11
Voltage1.35V
ECCNo
Buffered/RegisteredUnbuffered
Rank2Rx8
ChipsetMajor Brand Chipset
Heat SpreaderNo
Compatible SystemPanasonic Toughbook 53 Mk4 Cf-53 (Touchscreen)
Package Content2 Memory RAM Sticks

Questions about this item

Will the 204-pin DDR3L SODIMM modules need replacement after a certain period?

The modules carry a limited lifetime warranty from Computer Memory Solutions and have no moving parts or heat spreaders that wear out, so replacement is only needed if a module fails.

What limits sustained performance of the CL11 1600 MHz kit in the Toughbook 53 Mk4?

The system caps usable memory at 16 GB across two sockets, and a 32-bit OS will only recognise about 3.5 GB, so the OS choice is the first practical limit.

How much heat and power do the 1.35 V unbuffered sticks produce during all-day operation?

At 1.35 V the DDR3L modules run cooler and draw less power than standard 1.5 V DDR3, and with no heat spreaders they rely on the laptop's existing airflow, keeping noise unchanged.

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