This is the final set up change (I don't wanna change it all the time coz it's pretty frustrating), so here it comes:
MoBo: Gigabyte GA-990XA-UD3, AMD AM3+, 990X7Sb950, DDR3, ATX (109,-€)
CPU: AMD FX-8320, AM3+, 3.5GHz, 8-core (149,-€)
CPU Cooler: AC Freezer Xtreme V2 (36,90€)
GPU: Gigabyte AMD Radeon R9 270X OC, 2GB GDDR5, DVI/HDMI/2xMini-DP, PCI-E 3.0 (199,-€)
RAM: Kingston HyperX Blu 2x4GB, 1600Mhz (79,-€)
SSD: Kingston 60GB SDDnow (60,90€)
HDD: WD Caviar Blue 1TB (65,-€)
ODD: ASUS DRW 24-F1ST (23,-€)
Case: ThermalTake Commander USB 3.0 (30,-€)
PSU: Corsair CX600M (80,-€)
Total price is 794,90€ ($ 1067, £ 663,94) and total savings are 55,10€ (£46,02, $74)