4 ms·Still worse than using the dvd reader inside a laptopby fedeb95 4y agoStill worse than using the dvd reader inside a laptopdeleted 4y ago[deleted]dymk 4y agoI haven't had a laptop (or desktop) with a built in DVD reader since 2015.fedeb95 4y agoSome of us may have them :)chungy 4y agoI just use a SATA Blu-ray Drive in my desktop. Works great.