Well, 3x Compaqs with P4, 4x IBMs with P4 and P3, Dell optiplex something, 2x Dell towers with P4, my first rig (P4), LAN rig (Core2 Duo, GT 640), Main rig (I5, GtX760), Acer netbook, Asus ultrabook, fujitsu siemens laptop. All in my room, so yeah, I think i might have a pc addiction (and P4 addiction)