When left on your machine, Blackmagic Disk Speed Test continues to perform intermittent read-write tests of the drive and report performance changes over time. When first run, Blackmagic Disk Speed Test writes a big block of data to the selected drive, testing the write speed, then reads it back and reports the results. Blackmagic Disk Speed Test launches with a dialog sporting two rotary speed gauges, one for reads and the other for writes.īelow those two dials, there's a checklist of features. Blackmagic Disk Speed Test is designed to let you know how fast your drives are and report their speed changes over time.

Well, if you are accessing or storing video or other real-time demanding applications, you want a drive that can keep up with the read and write demands of those applications. Download Blackmagic Disk Speed Test for macOS.īlackmagic Disk Speed Test is a tool designed to test the speed of your drives. Read reviews, compare customer ratings, see screenshots and learn more about Blackmagic Disk Speed Test.