$750 Budget Gaming Build

APPROXIMATE PURCHASE DATE: This weekend. BUDGET RANGE: CAD$700-800

SYSTEM USAGE FROM MOST TO LEAST IMPORTANT: gaming, surfing the internet, watching movies, homework

PARTS NOT REQUIRED: keyboard, mouse, monitor, speakers, OS

PREFERRED WEBSITE(S) FOR PARTS: ncix.com

OVERCLOCKING: maybe

MONITOR RESOLUTION:1680x1050

ADDITIONAL COMMENTS:none yet

Intel Core 2 Duo E7400 Dual Core Processor LGA775 2.8GHZ 1066FSB 3MB Retail $140
http://www.ncix.com/products/index.php?sku=34584

4GB mem ram -$70-> this depends on what is on sale when i buy it, $70 budget, but it will be something along the lines of
Corsair XMS2 TWIN2X4096-6400C5 4GB DDR2 2X2GB PC2-6400 DDR2-800 CL 5-5-5-18 240PIN Memory Kit
http://www.ncix.com/products/index [...] omoid=1087

NZXT Beta ATX Tower Case 4X5.25 5X3.5INT No PS Front Audio USB eSATA Black $60
http://www.ncix.com/products/index.php?sku=39190

Western Digital Caviar Black 640GB 7200RPM 32MB Dual Proc 3.5IN SATA Hard Drive OEM 5YR Mfg Warranty $78
http://www.ncix.com/products/index [...] omoid=1087

Gigabyte EP45-UD3L ATX LGA775 P45 DDR2 PCI-E 2PCI SATA2 HD Sound GBLAN Motherboard $114.35
http://www.ncix.com/products/index.php?sku=35763

BFG GeForce GTX 260 OC MAXCORE55 590MHZ 896MB 1.998GHZ GDDR3 PCI-E Dual DVI-I Video Card $180
http://www.ncix.com/products/index [...] omoid=1087
or
EVGA E-GEFORCE GTS 250 756MHZ 512MB 2.2GHZ DDR3 PCI-E Dual DVI-I HDTV Out Video Card $150
http://www.ncix.com/products/index [...] omoid=1087


OCZ ModXStream Pro 500W ATX 20/24PIN SLI Ready Modular Cables 135MM Fan Active PFC Power Supply $84
http://www.ncix.com/products/index [...] Technology
or
Silverstone Strider ST50F 500W ATX12V 24PIN Power Supply W/120MM Fan Active PFC $78
http://www.ncix.com/products/index [...] Technology
or
OCZ ModXStream Pro 700W ATX 20/24PIN SLI Ready Modular Cables 135mm Fan 80PLUS Power Supply $95
http://www.ncix.com/products/index [...] omoid=1087

Im not too sure on which PS and video card i should get.
Suggestions on the rest of the build would also be appreciated.

Just had a quick look at ncix

you can get a
Phenom X3 720 be and a Gigabyte GA-MA770-UD3 for $2 more than the intel set up

Stonger processor , better multitasking

If you go with the phenom then this memory
http://www.ncix.com/products/index [...] omoid=1087

Have a look at
http://www.xbitlabs.com/articles/c [...] html#sect0
The 720 be is faster than the 710 in these benchmarks and the e7400 slower than the e7500