I've had a new system for about a month, and have had no hardware problems whatsoever. I've got a Gigabyte motherboard, GA-K8NS Ultra-939 (nForce 3), Athlon 64 3000+, and used to have a Radeon 9600 pro. I have only one game, Call of Duty, and it has a problem with the 9600 Pro, so I decided to...