Maybe this will help.
http://pcpartpicker.com/guide/gcTwrH/entry-level-gaming-build
Was just checking, haven't worked much on pcpartpicker, but here's a start.
[PCPartPicker part list](http://pcpartpicker.com/p/VcGfRB) / [Price breakdown by merchant](http://pcpartpicker.com/p/VcGfRB/by_merchant/)
Type|Item|Price
:----|:----|:----
**CPU** | [AMD FX-6300 3.5GHz 6-Core Processor](http://pcpartpicker.com/part/amd-cpu-fd6300wmhkbox) | $96.78 @ NCIX US
**CPU Cooler** | [Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler](http://pcpartpicker.com/part/cooler-master-cpu-cooler-rr212e20pkr2) | $26.75 @ OutletPC
**Motherboard** | [Gigabyte GA-970A-UD3P ATX AM3+ Motherboard](http://pcpartpicker.com/part/gigabyte-motherboard-ga970aud3p) | $74.99 @ Micro Center
**Memory** | [Corsair XMS3 4GB (2 x 2GB) DDR3-1600 Memory](http://pcpartpicker.com/part/corsair-memory-cmx4gx3m2b1600c9) | $56.99 @ Amazon
**Storage** | [Toshiba Product Series
T01ACA 1TB 3.5" 7200RPM Internal Hard Drive](http://pcpartpicker.com/part/toshiba-internal-hard-drive-hdkpc03) | $49.99 @ NCIX US
**Video Card** | [MSI GeForce GTX 750 Ti 2GB Video Card](http://pcpartpicker.com/part/msi-video-card-n750ti2gd5oc) | $114.99 @ Newegg
**Case** | [Rosewill GALAXY-02-A ATX Mid Tower Case](http://pcpartpicker.com/part/rosewill-case-galaxy02a) | $34.99 @ Amazon
**Power Supply** | [EVGA 600B 600W 80+ Bronze Certified ATX Power Supply](http://pcpartpicker.com/part/evga-power-supply-100b10600kr) | $34.99 @ NCIX US
**Optical Drive** | [Samsung SH-224DB/BEBE DVD/CD Writer](http://pcpartpicker.com/part/samsung-optical-drive-sh224dbbebe) | $14.98 @ OutletPC
**Operating System** | [Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit)](http://pcpartpicker.com/part/microsoft-os-gfc02050) | $88.98 @ OutletPC
| | **Total**
| Prices include shipping, taxes, and discounts when available | $594.43
| Generated by PCPartPicker 2014-12-18 10:37 EST-0500 |