You're better off asking for a recommendation closer to when you buy. Here's an idea of what you might be looking for if you were buying today, but it'll be worthless in a few months anyway. Technology is getting cheaper, and sales are always shifting around.
PCPartPicker part list / Price breakdown by merchant
| Type | Item | Price |
|---|---|---|
| CPU | AMD FX-6300 3.5GHz 6-Core Processor | €99.90 @ Caseking |
| Motherboard | ASRock 980DE3/U3S3 ATX AM3+ Motherboard | €57.37 @ Mindfactory |
| Memory | Kingston HyperX Fury Black 16GB (2 x 8GB) DDR3-1866 Memory | €84.35 @ Amazon Deutschland |
| Storage | Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive | €51.13 @ Mindfactory |
| Video Card | MSI Radeon R9 380 2GB Video Card | €185.56 @ Amazon Deutschland |
| Case | Corsair SPEC-03 Red ATX Mid Tower Case | €65.89 @ Amazon Deutschland |
| Power Supply | Antec High Current Gamer 520W 80+ Bronze Certified ATX Power Supply | €66.90 @ Caseking |
| Prices include shipping, taxes, rebates, and discounts | ||
| Total | €611.10 | |
| Generated by PCPartPicker 2015-10-19 00:04 CEST+0200 |