Sony VAIO VPCCW21FX/P Laptop Compatible RAM/Memory

Compatible RAM/Memory upgrades for the Sony VAIO VPCCW21FX/P Laptop.

Your Sony VAIO VPCCW21FX/P uses DDR3 SODIMM memory modules and is compatible with memory capacities of 2GB to 4GB per slot.

We supply Memory & RAM for your Sony VAIO VPCCW21FX/P from some of the worlds leading chip brands and manufacturers that include; Samsung, SK-hynix, Micron, Crucial, Kingston + more!

Your Sony VAIO VPCCW21FX/P is compatible with all the memory speeds and frequencies listed on this page which include 1066MT/s (PC3-8500). Higher frequency memory will clock down in speed depedent on your CPU model.

RAM/Memory Upgrade & Installation Notes.

- Higher frequency memory (measured in MT/s) will clock down to run at optimal speed within your Sony VAIO VPCCW21FX/P Laptop depending on processor model and number of modules installed.

- Please note Mhz is always half of MT/s. MT/s is the abbreviation for megatransfers / million transfers per second and is the more effective way to measure DDR3 memory frequency.

- Install identical modules for best performance. For example if your model has 2 slots, purchase 2 modules for best performance and Dual-Channel mode.

- Can i mix the memory capacity per slot in my Sony VAIO VPCCW21FX/P Laptop? Yes. This is a commonly asked question and you can mix capacities but best performance comes from installing indentical DDR3 modules.