I've already placed an order, wish me luck and hope I won't break the CPU while installing it.
Radeon HD6850 Sapphire 1024MB GDDR5, DP, HDMI
AMD Phenom II X4 965 BOX (3.4GHz, Quad Core, 6MB, 125W, AM3) Black Edition
ASRock M3A770DE, AMD 770, DDR3, SATA2, RAID, GBLAN, ATX AM3
DDR3 4GB 1333MHz GoodRAM (2x2GB, DualDDR, CL9)
~467$ (using a currency converter, don't treat it literally)