Hey, it comes with a cooling fan even! ;) So it has USB 2.0 + 3.0 and eSATA. According to this chart, r/w performance seems quite good (and certainly above USB

Hey, it comes with a cooling fan even! ;) So it has USB 2.0 + 3.0 and eSATA. According to this chart, r/w performance seems quite good (and certainly above USB 2.0): http://core0.staticworld.net/images/article/2014/04/wrt1900ac_usbharddrive_benc-100262010-orig.png http://core0.staticworld.net/images/article/2014/04/wrt1900a...