- Speed up your system and stop waiting for your favourite apps to load with this Crucial SATA III SSD - Easily transfer data with up to a 540 MB/s read speed and a write speed of 500 MB/s - With 240 GB of storage you'll have plenty of space for all your files and games- It includes instructions and cloning software to make it easy to install- You'll have peace of mind with a 3 year guarantee