First Time Builder <$800 Home Theather/ Gaming PC

APPROXIMATE PURCHASE DATE: Sometime this couple of months. BUDGET RANGE: $800

SYSTEM USAGE FROM MOST TO LEAST IMPORTANT: Games, HD Movies, HD Stream to PS3

PARTS NOT REQUIRED: Processor (Intel Core 2 Quad Q9450), monitor, keyboard, mouse, speakers

PREFERRED WEBSITE(S) FOR PARTS: Newegg.com

PARTS PREFERENCES: Asus

OVERCLOCKING: Maybe (most likely) SLI OR CROSSFIRE: Maybe (later)

MONITOR RESOLUTION: 1440x900 (Monitor), 1920x1080 (LCD TV)

ADDITIONAL COMMENTS: I need a compatible Motherboard with the processor, it was a gift and it's been painful to get a compatible motherboard. A motherboard with 16 GB RAM (For the future), a video card maybe crossfire and HDMI and DirectX 11 (If possible).

Heres the link to the processor.
http://www.newegg.com/Product/Product.aspx?Item=N82E168...