Benchmark speed of your drives for free
CrystalDiskMark is a simple, easy and free utility to test drive performances. Just choose the unit you want to benchmark (it works also with SSD and flash devices like USB sticks or SD card!) and click the “All” button to execute a complete test. The application will check sequencial e random read/write speed, showing you the results in a minimal interface. You can also choose the dimensions of the dummy file to be used during the test, to fine tune it.