Too much Zelda on these boards to get a good analysis.

NES - Super Mario Bros 3

Master System - Wonder Boy 3: The Dragon's Trap

Gameboy - Pokemon Red/Blue

SNES - LoZ: A Link to the Past

Mega Drive - Streets of Rage 2

Saturn - Fighters Megamix

PS1 - Gran Turismo

N64 - Mario 64

PS2 - Gran Theft Auto 3

Xbox - Halo Combat Evolved

Gamecube (via Wii backwards compatibility) - LoZ: Windwaker

Wii - Super Mario Galaxy (havn't played brawl yet)

DS - Animal Crossing/ Phantom Hourglass

PC - Counterstrike

NINTENDO 

NES: Boulderdash ;)
SNES: Chrono Trigger
N64: Conker's Bad Fur Day
GC: Tales of Symphonia
Wii: Super Smash Bros. Brawl
GB: Tetris
GBC: Pokemon Gold/Silver
GBA: Advance Wars II: Blackhole Rising
NDS: Pokemon Diamond/Pearl

SEGA

Genesis: Beyond Oasis
Saturn: Panzer Dragon Sega
Dreamcast: Shenmue
Gamegear: Sonic Spinball (Hurray!) 

SONY

Ps1: Gran Tourismo II
Ps2: Metal Gear Solid III: Snake Eater
Ps3: Call of Duty IV

Microsoft

Xbox: Jade Empire
Xbox360: viva Pinata... I  don't care what anything thins I love this game

PC: Starcraft

Atari: Frogger

N64:SM64
SNES:Chrono Trigger
PS1:FF7
PS2:tough decision, between GTA3, MGS2&3 and FFX. Can't decide.
GC:RE4
NES:SMB3

N64 : Mario 64
Wii - SSBB
GC: SSBM
DS: MK DS

SNES - Super Mario World
N64 - Ocarina of Time
PS1 - FFVII
PS2 - Final Fantasy X
Xbox - Halo
Gamecube - SSBM
Wii - Twilight Princess
Xbox 360 - Gear Of War
PS3 - Resistance: Fall Of Man
PSP - Crisis Core: Final Fantasy VII
DS - Final Fantasy III

ps3- hmmmmmmm uncharted or resistance.

soon to be mgs 4 and then maybe resistance 2 or LBP

wii- Zelda TP, followed very closely by brawl and galaxy.

360- Bioshock.

DS:MK or castlevania.
Wii:Galaxy or brawl.

PSONE= FFIX
N64= Banjo-kazooie
PS2= Okami
Wii = SMG
X360 = Bioshock
PS3 R&C

N64 - Goldeneye
xbox - Halo: Combat Evolved
Game Cube: SSBM
PS2 - FFX
360 - Halo 3
PS3 - GH3
Wii - Super Mario Galaxy