Can You Run It? said that I couldn't play Fallout 3 on my old computer at all but I could. It got laggy on huge firefights but still worked well enough for me to play it. When it judges the video card you just have to look at the video card they recommend and judge yours based on that.
All times are (GMT -06:00) Central Time (US & Canada). Current time is 11:01:49 PM