Need Expert Advice on choosing GPU

EVGA GTX 460 SOC ($200)

http://www.newegg.com/Product/Product.aspx?Item=N82E168...



SAPPHIRE HD 6870 ($180 AR)

http://www.newegg.com/Product/Product.aspx?Item=N82E168...


I don't ever plan on doing SLI or CF.

Just based on card, what's better?

Main uses: Gaming, Watching HD Video & Movies, Video Editing, Light Photoshop


i5-2500k
ASUS p8p987
Thermaltake V3 Black Edition
CM GX Series 650w
8GB G.skill 1333
24" Dual @ 1920x1080

All & Anyone's opinions will be greatly appreciated!