回复：请问内置DVD刻录机加上一个USB外接盒，效果和外置DVD

来源: 于 2005-06-03 04:49:22 [旧帖] [给我悄悄话] 本文已被阅读：次

esternal drive if you use u*****2.0, the transfer speed is 480mb/s, internal drive use system bus speed, for sure will faster than io speed.