Wayyy to many for me to cover everything, but here are the ones that come to mind without thinking too long. All games listed I have
completed, but I have obviously played and owned many, many more:
Atari 800XL 8-bit:
The Atari 800XL
Caverns of Eriban
Spikey Harold
Pit Stop
Pacman
Bounty Bob: Manic Miner 2049er
Pitfall
Ghostbusters
Gridrunner
Elite
Stunt Car Racer
Sega Master System:
Sonic The Hedgehog
Alex The Kidd in the Enchanted Castle
Sega Megadrive, MegaCD + 32X:
Sonic 1,2,3, etc
SonicCD
Streets of Rage 1,2 and 3.
Revenge of Shinbobi
Flashback
Dynamite Headdy
Earthworm Jim 1 & 2
Echo The Dolphin
Kid Chameleon
Toejam & Earl 1 & 2
Nighttrap
Rebel Assault
Star Wars 32X
Doom 32X
Virtua Racer 32X
Playstation:
Wipeout
Ridge Racer
Need for Speed
GTA
Fade to Black
PC:
Wolfenstein
Doom 1,2 & 3
Star Wars Dark Forces
Quake 1,2,3 & 4
Deus Ex
Morrowind
GTA 3, Vice City and San Andreas
Oblivion
Half-Life 1 & 2
TOCA Touring Cars
Colin McCrae Rally Series
DiRT
Star Wars KOTOR
Splinter Cell 1,2,3 & 4
Hitman Blood Money
Farcry
Bioshock
Test Drive Unlimited
Crysis
No One Lives Forever 1 & 2
NFS all of them including 3DFX Special Editions
Freelancer
Neverwinter Nights 1 + Expansions
Currently replaying:
Hitman Blood Money
Rollercoaster Tycoon 3 + Expansions
Had many more consoles and computers, but I have fonder memories of the above!
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Asus P6T Deluxe, i7 920 (D0 Stepping) @ 4GHz, Noctua NH-U12P, 6GB OCZ Gold DDR3 PC3-12800C8, XFX Radeon4870X2, XFX Geforce GTX260 Black Edition, Windows 7 Ultimate x64,
Antec Nine Hundred Ultimate 2 Case.