Looking to build this rig - any thoughts?

I am hoping to make a value Gaming rig.


PSU - Enermax 535W Model EG565P-VE

Mobo - Gigabyte GA-MA785GMT-UD2H AMD785G mATX AM3 PCI-E DDR3 Video Sound GLAN CrossFireX HDMI Motherboard

CPU - AMD Athlon II X2 250 Dual Core Processor Socket AM3 3.0GHZ 2MB Cache 60W Retail Box

Video - XFX Radeon HD 4850 625MHZ 512MB 1.99GHZ DDR3 PCI-E Dual DVI-I HDCP HDTV Out Video Card

?? Ram - OCZ Gold OCZ3G13332GK 2GB DDR3 2X1GB DDR3-1333 CL 9-9-9-26 Dual Channel Memory Kit

Tower - Coolermaster cm 690 Mid Tower Black ATX Case 5X5.25 5X3.5INT No PS Front USB Sound Firewire & eSATA

Also I know nothing about ram - Timings and price variance what to buy what not to buy please help...

APPROXIMATE PURCHASE DATE: (One to two months - build as I go) BUDGET RANGE: (example: CAD $300 - $500)

SYSTEM USAGE FROM MOST TO LEAST IMPORTANT: (gaming, surfing the internet)

PARTS NOT REQUIRED: (keyboard, mouse, monitor, speakers, OS, PSU reuse -> See above, bought the Video Card already)

PREFERRED WEBSITE(S) FOR PARTS: NCIX.com

PARTS PREFERENCES: by brand or type ( I would like to use an AMD CPU <- Actually I don't really care)

OVERCLOCKING: No

Don't need anything too fancy just for gaming at reasonable fps on newer games