MOS 6501 1mHz (Apple I, VIC-20, Commodore PET w/ Winchester 1MB external IEEE-401 hard drive) - trashed
MOS 6510 1mHz (Commodore 64) - works, but 1541 floppy drive is long dead
Zilog Z-80 add-on CPU for Commodore 64 to run CP/M applications - works
Motorola 68000 "Fat Mac" 256K, Amiga 500 w/1MB - trashed
IBM PC (THE original) 8088 4.77mHz - still works
IBM PC/AT 80286 12mHz - donated to charity years ago
486DX2/66 (homebuilt), 486DX4/75 (IBM Thinkpad 701C) - hand-me-downs to siblings
P90 (homebuilt) - hand-me-downs to siblings
Celeron 300A overclocked to 450mHz (homebuilt) - still works
P2-300 (IBM Thinkpad 600X) - hand-me-downs to siblings
P3-600E overclocked to P3-800EB (homebuilt) - still in use as FTP server
Apple Powerbook G3 400mHz (required by school, was a piece of garbage) - threw out the window upon graduation, with rejoicing
Athlon XP 1200+ (homebuilt) - hand-me-down to a sibling
P4HT Northwood 3.0 (homebuilt) - current
Pentium-M Banias 1.2 (IBM Thinkpad X31) - current
Pentium-M Banias 1.5 (IBM Thinkpad T41) - current