1UP.com, Ziff Davis Media Game Group's online community for gaming enthusiasts, announced the 1UP.com Awards for the best video and PC games of the 2005 Electronic Entertainment Expo (E3). The editors of the industry's leading publications Electronic Gaming Monthly, Computer Gaming World, Official U.S. PlayStation Magazine and 1UP.com voted for their top choices in 21 categories.

The 2005 1UP.com Award winners are: - Game of the Show: The Legend of Zelda - Nintendo
- Best Visuals: Unreal Tournament 2007 - Midway
- Best Game Trailer: Metal Gear Solid 4 - Konami
- Most Original Game: Electroplankton - Nintendo
- Best PS2 Game: Okami - Capcom
- Best Xbox Game: Half-Life 2 - Vivendi Universal Games
- Best Xbox 360 Game: Gears of War - Microsoft
- Best GameCube Game: The Legend of Zelda - Nintendo
- Best PC Game: Spore - Electronic Arts

- Best Nintendo DS Game: Mario Kart DS - Nintendo
- Best Sony PSP Game: SOCOM: Fireteam Bravo - Sony Computer Entertainment of America
- Best GBA (Game Boy Advance) Game: Gunstar Super Heroes - Sega
- Best Action Game: Starcraft: Ghost - Blizzard
- Best Adventure Game: The Legend of Zelda - Nintendo
- Best Fighting Game: Soul Caliber III - Namco
- Best Racing Game: Burnout Revenge - Electronic Arts
- Best RPG (Role-Playing Game): Dragon Quest VIII - Square Enix
- Best FPS (First-Person Shooter): Black - Electronic Arts
- Best Simulation Game: Nintendogs - Nintendo
- Best Sports Game: Madden NFL 2006 - EA Sports
- Best Strategy Game: Star Wars: Empire at War - LucasArts