Microsoft has just announced two birds with one press bulletin: Halo 2 will be coming to Windows Vista on a PC near you on May 8, 2007 — at the same time as Games for Windows LIVE goes public!

As the official press release states, Halo 2 for Windows Vista will have superior graphics compared to the Xbox version, and it’ll come with a Map Editor too (that we’ve known for a while now). It’s good to finally have a concrete date set for one of the most anticipated games in PC history.

Halo 2 was the most popular game for the Xbox, taking up where the original Halo for Xbox left off. Halo 2 and Microsoft/Epic’s Gears of War currently top the popular list for Xbox 360. Gears of War is another game PC gamers are looking forward to playing on the PC.

Following the May 8th release of Halo 2 for PC, another FPS game for Windows Vista will be released come June: Shadowrun. Shadowrun will PCs and Xbox 360s at the same time, making it the first true multi-platform experience on Games for Windows LIVE.