Custom made PC (Q6600, 9800GTX+, 4GB, 500GB + 22inch Dell Monitor), Dell Studio XPS 16 (P8600, ATI 3670, 4GB 1066 DDR3, 320GB) and Early 2009 iMac(2.4 Core2Duo, 9400GT, 4GB DDR3 1066, 250GB). Best of all worlds XP, Vista, and Mac OS X (Linux later).