You're saving $40, but you're also downgrading to a dual core from a quad core, which isn't a smart idea, especially since Danny's build is still under the budget.
Hey guys, hopefully I don't sound too noobish. I'll explain more after the questions.
1) What will you be doing with this PC? Gaming? Photoshop? Web browsing? etc
I'll be using it for a bit of photo and video editing, but mostly gaming and internet browsing. In terms of specific games...