The SanDisk Extreme 500 portable SSD is less than half the size of your smartphone and delivers up to 4x the speed of a portable hard drive. Get to work in seconds, transfer big videos and photo libraries at up to 440MB/sâ a speed that portable hard drives can only dream about. Designed for durability and style, this drive is amazingly compact and has no moving parts to break. Solid state technology offers reliable, responsive, high-performance storage for photographers and videographers who capture and carry lots of big media files. When you care about your day's work, it pays to make the SanDisk Extreme 500 your portable storage drive.