On Wednesday, August 13, 2008 5:28 PM +0800 Noob Centos Admin <centos.admin at gmail.com> wrote: > ieee1394: Node 0-00:1023: Max speed [S400] - Max payload [2048] S400 is 400 megabits, while USB 2 is 480 megabits. Firewire has less packet overhead, which might explain WD's claim that the FireWire interface is a little faster.