[Build Ready] $600 budget gaming computer, advice on parts.

[PCPartPicker part list](http://pcpartpicker.com/p/8SWW) / [Price breakdown by merchant](http://pcpartpicker.com/p/8SWW/by_merchant/) / [Benchmarks](http://pcpartpicker.com/p/8SWW/benchmarks/)

Type|Item|Price :----|:----|:---- **CPU** | [Intel Core i3-2120 3.3GHz Dual-Core Processor](http://pcpartpicker.com/part/intel-cpu-bx80623i32120) | $124.99 @ Newegg **Motherboard** | [ASRock Z68 PRO3 GEN3 ATX LGA1155 Motherboard](http://pcpartpicker.com/part/asrock-motherboard-z68pro3gen3) | $104.99 @ Newegg **Memory** | [G.Skill Ripjaws Series 8GB (2 x 4GB) DDR3-1333 Memory](http://pcpartpicker.com/part/gskill-memory-f310666cl7d8gbrh) | $49.99 @ Newegg **Video Card** | [EVGA GeForce GTX 560 1GB Video Card](http://pcpartpicker.com/part/evga-video-card-01gp31463kr) | $166.97 @ Newegg **Case** | [Rosewill RANGER ATX Mid Tower Case](http://pcpartpicker.com/part/rosewill-case-ranger) | $59.99 @ Newegg **Power Supply** | [Antec 520W ATX12V / EPS12V Power Supply](http://pcpartpicker.com/part/antec-power-supply-neoeco520c) | $63.98 @ Newegg | | **Total** | Prices include shipping and discounts when available. | $570.91 | Generated by PCPartPicker 2012-05-26 00:12 EDT-0400 |

Here is my list, already have everything else. I would like to know what I should use the rest of the money to improve on. I have the list on newegg right now and it is $550.