Budget build 500$

[Demons Wrath]

@Tomic, my advice is to get this:

 

PCPartPicker part list / Price breakdown by merchant

 

CPU: Intel Pentium G3258 3.2GHz Dual-Core Processor  (£51.99 @ Ebuyer) 

CPU Cooler: Zalman CNPS10X OPTIMA CPU Cooler  (£17.34 @ CCL Computers) 

Motherboard: Asus H81M-PLUS Micro ATX LGA1150 Motherboard  (£43.97 @ Dabs) 

Memory: Kingston Fury Red Series 4GB (1 x 4GB) DDR3-1866 Memory  (£24.81 @ Amazon UK) 

Memory: Kingston Fury Red Series 4GB (1 x 4GB) DDR3-1866 Memory  (£24.81 @ Amazon UK) 

Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive  (£38.34 @ Aria PC) 

Video Card: MSI Radeon R9 285 2GB Video Card  (£133.45 @ Scan.co.uk) 

Case: Zalman Z3 Plus ATX Mid Tower Case  (£26.99 @ Amazon UK) 

Power Supply: Zalman 550W 80+ Gold Certified Semi-Modular ATX Power Supply  (£49.08 @ CCL Computers) 

Optical Drive: Lite-On iHAS124-14 DVD/CD Writer  (£9.96 @ Aria PC) 

Operating System: Microsoft Windows 8.1 (OEM) (64-bit)  (£74.34 @ Aria PC) 

Total: £495.08

Prices include shipping, taxes, and discounts when available

Generated by PCPartPicker 2015-03-28 14:48 GMT+0000

 

And then when you can afford the upgrade go with a 4690k. You could keep the Pentium as a backup for a secondary system, or sell it.