Feb 2 2004 This is a table of processors for various Macs and a cross reference between the Performa line and the LC and PowerMac line. Please send me any corrections. We are not responsible for errors or omissions. Check Apple's Tech Info Library on their Web site for definitive technical info: there are many factors regarding total system performance other than processor and processor speed. Performa Mac product Processor 200 Classic II 68030 16MHz 400, 405, 410, 430 LC II 68030 16MHz 450 LC III 68030 25MHZ 460, 466, 467 LC III 68030 33MHz 475, 476 LC 475 68LC040 25MHz 520 LC 520 68030 33MHz 550, 560 LC 550 68030 33MHz 575, 577, 578 LC 575 CD 68LC040 33MHz 600 IIvx 68030, 33MHz 630, 635...638 LC 630 68LC040 66MHz 640DOS LC 630 DOS 68LC040 66MHz 5200, 5210, 5220 Mac 5200/75 LC PowerPC 603 75MHz 5270, 5260 --- PowerPC 603e 100MHz 5280, 5260/120 -- PowerPC 603e 120MHz 5300CD P M 5300/100 LC PowerPC 603e 100MHz 6110, 6112, 61** P M 6100/66 PowerPC 601 66MHz 6200, 621X, 622X P M 6200/75 PowerPC 603 75MHz 6230 Perf 6230CD PowerPC 603 75MHz 6260, 6390 perf 6260CD PowerPC 603e 100MHz 6300, 6310 Perf 6300, 6310 PowerPC 603e 100MHz 6320 ---- PowerPC 603e 120MHz 6400/180 PowerPC 603e 180MHz 6400/200 PowerPC 603e 200MHz 7100/66 PowerPc 601? 66MHz 7100/80 PowerPC 601? 80MHz 7200/75, /90 PowerPC 601 75MHz, 90MHz 7500/100 PowerPC 601 100MHz 8100/80 PowerPC 601 80MHz