Need help building pc for gaming and work

Approximate Purchase Date: the sooner the better

Budget Range: $1000-$1500 After Rebates

System Usage from Most to Least Important: gaming, programming, bit of working with Unity 3ds max cubase and max msp

Parts Not Required: keyboard, mouse, monitor, optical drive, graphics card (already own the hd6950), hdd (would like an ssd)

Preferred Website(s) for Parts: newegg, ncix, probably gona grab what I can from microcenter too

Country: US

Parts Preferences: Intel cpu

Overclocking: Yes, whenever I feel I need it

SLI or Crossfire: Maybe

Monitor Resolution: 1920x1200

Additional Comments: Would like to go for reliability and power. I've put together this build but I'm sure it could be improved (again, I already own the hdd and gfx card but plan on upgrading both whenever I feel them slowing me down). This is the first system I'm putting together, so excuse me if I'm way off in some way.