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Two green rectangular DDR4 SO-DIMM modules with gold edge connectors and black chips, no heat spreader

Crucial

Crucial CT2K16G4SFD832A 32GB (2 x 16GB) DDR4 3200 laptop RAM

SKU CH-RA5W-EFT5A MPN CT2K16G4SFD832A

32 GB dual-channel DDR4 SO-DIMM kit running at 3200 MT/s with CL22 timing and 1.2 V operation

  • Total capacity32 GB (2 × 16 GB)
  • Rated speedDDR4 3200 (PC4 25600)
  • CAS latencyCL22
  • Memory timings22-22-22
  • Rated voltage1.2 V
  • Buffer typeUnbuffered

Capacity 32GB (2 x 16GB)

  • 32 GB dual-channel kit doubles laptop memory bandwidth
  • 3200 MT/s speed with automatic downclock to 2933 MT/s or 2666 MT/s
  • CL22 latency at 1.20 V reduces power draw by up to 40 %
  • 260-pin SO-DIMM form factor fits standard DDR4 laptop slots
  • Unbuffered non-ECC modules optimised for next-generation platforms

32GB dual-channel laptop kit

The Crucial CT2K16G4SFD832A provides 32GB of DDR4 memory in a matched pair of 16GB SO-DIMMs. It targets users who need more headroom for multitasking, virtual machines or large creative projects on a notebook platform. The 260-pin modules operate at 1.20V and run without ECC or registered buffering.

Upgrade from 8GB or 16GB single sticks

Replacing a single 8GB or 16GB module with this kit doubles capacity and enables dual-channel bandwidth. The jump is worthwhile when the system supports 3200 MT/s and the workload regularly hits the previous memory ceiling. Modules downclock automatically to 2933 MT/s or 2666 MT/s if the platform only validates those speeds.

Steady throughput under load

With CL22 timings and no heat spreader, the sticks sustain 3200 MT/s transfer rates during extended compile, render or analysis sessions. The low 1.20V draw reduces thermal output and helps preserve battery life by up to 40% compared with higher-voltage DDR4 alternatives. Unbuffered design keeps latency consistent across long runs.

How it compares

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

Price $119.99
Pricier than about 65% of the 2,079 comparable items (median $70.99).
Total capacity 32 GB (2 × 16 GB)
Higher than about 80% of the 1,886 comparable items (median 16 GB).
Price per GB $3.75 per GB
Cheaper than about 84% of the 1,886 comparable items (median $5.94 per GB).

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Specifications

Product
Brand nameCrucial
Model nameCT2K16G4SFD832A
Total capacity32 GB (2 × 16 GB)
Product type260-Pin DDR4 SO-DIMM
Performance
Rated speedDDR4 3200 (PC4 25600)
Memory
CAS latencyCL22
Memory timings22-22-22
ECC supportNo
Buffer typeUnbuffered
Kit configurationDual Channel Kit
Heat spreaderNo
Power
Rated voltage1.2 V
Size & build
Shipping weight0.03 kg
Package size91 × 79 × 3 mm

Other versions of this model

5 more in the same range

Questions about this item

Does this kit use the 260-pin SO-DIMM form factor required by my laptop?

Yes, both 16GB modules are 260-pin DDR4 SO-DIMMs, the standard size for modern laptop memory slots.

Do I need to change any BIOS settings to run the kit at 3200 MT/s CL22?

Most laptops apply the correct speed and 22-22-22 timings automatically; if the system only supports 2933 MT/s or 2666 MT/s the modules will downclock without user action.

Will the lack of a heat spreader affect long-term reliability?

No, the modules run at 1.20V unbuffered and are designed for standard laptop airflow, so no additional cooling or future replacement is expected.

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