We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Green 204-pin DDR3L SODIMM module with black memory chips and gold edge contacts

A-Tech

A-Tech 4GB DDR3L 1600 SODIMM 1Rx8 1.35V CL11 laptop RAM

SKU CH-CD9A-NAESG

4 GB DDR3L 1600 MHz SODIMM with CL11 latency and 1.35 V low voltage for laptop upgrades

  • Total capacity4 GB
  • Rated speedDDR3L 1600 (PC3L 12800)
  • CAS latencyCL11
  • Rated voltage1.35 V
  • Buffer typeUnbuffered
  • Recommended forAMD & Intel Compatible
  • 4GB capacity adds multitasking headroom for everyday workloads
  • DDR3L 1600 speed delivers responsive data throughput
  • 35V low voltage reduces power draw and heat
  • 204-pin SODIMM form factor fits standard laptop slots
  • CL11 latency supports smooth system responsiveness

What this module is and who needs it

This A-Tech 4GB DDR3L SODIMM runs at 1600 MHz with CL11 timing and a 1.35V operating voltage. The single-rank 204-pin stick uses major-brand chips and is tested for AMD and Intel laptop platforms. It replaces Crucial CT2KIT51264BF160BJ and CT51264BF160BJ modules. Buyers who need more than 4GB per slot or who require ECC or registered memory should look elsewhere.

Behaviour under sustained load

Unbuffered DDR3L at PC3L-12800 speed maintains consistent throughput during extended multitasking sessions. The CL11 latency and single-rank organisation keep access times stable when the system runs memory-intensive workloads for long periods. No ECC circuitry means error correction is handled by the platform, not the module.

Thermals noise and power draw in normal use

Operating at 1.35V reduces power consumption compared with standard 1.5V DDR3, helping keep laptop thermals lower during everyday tasks. The module produces no audible noise because it has no moving parts. Low-voltage operation also eases demand on the system power delivery subsystem.

How it compares

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

Price $17.99
Cheaper than about 90% of the 2,079 comparable items (median $70.99).
Total capacity 4 GB
Lower than about 80% of the 1,886 comparable items (median 16 GB).
Price per GB $4.50 per GB
Cheaper than about 75% of the 1,886 comparable items (median $5.94 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameA-Tech
Total capacity4 GB
Product type204-Pin DDR3 SO-DIMM
Performance
Rated speedDDR3L 1600 (PC3L 12800)
Memory
CAS latencyCL11
ECC supportNo
Buffer typeUnbuffered
Power
Rated voltage1.35 V
Compatibility
Recommended forAMD & Intel Compatible

Questions about this item

How much heat and power does a 1.35 V DDR3L 1600 module add when running all day?

The 1.35 V DDR3L voltage reduces power draw and heat compared to standard 1.5 V DDR3, so the 4 GB stick runs cooler during continuous workloads.

Does my laptop need a 204-pin DDR3L slot and support for 1Rx8 unbuffered modules to use this RAM?

Yes, the module is a 204-pin DDR3L SO-DIMM with 1Rx8 unbuffered organisation, so the system must accept that exact form factor and density.

Will this CL11 1600 MHz stick work reliably alongside an older CL9 DDR3 module in the same machine?

The motherboard will clock both modules to the slowest common speed and latency, so the CL11 stick will simply run at the older module's tighter timings.

More in Laptop RAM

Similar items