UPDATE:
thanks for your feedback! I have taken it to consideration and this is what i have now:
if there is any thing please let me know!

OS
MS Windows 7 Home Premium 64bit SB-Version
84,96 €

Mobo
Gigabyte GA-Z68XP-UD3, Intel Z68, ATX
110,15 €

CPU
Intel Core i5-2500K Box, LGA1155
188,78 €

CPU cooler
Thermalright HR-02 Macho
33,75 €

GFX
Club 3D Radeon HD 7850, 2048MB GDDR5, AMD Radeon HD 7850, PCI- Express
223,00 €

RAM
4x4GB GeIL EVO Corsa PC3-14900U CL9-10-9-28 (DDR3-1866)
91,76 €

HDD
SEAGATE Barracuda Green 2TB 5900.3 SATA 3 6Gb/s 64MB 8,9cm (3,5")
104,99 €

SSD
Crucial M4 128GB SSD 6,4cm (2,5")
141,74 €

DVD Drive
Samsung SH-222AL bare schwarz SATA
19,83 €

PSU
Antec High Current Gamer HCG-750
102,99 €

Case
Cooler Master HAF 912 schwarz, ohne Netzteil
71,29 €

Total price 1173 eur = 8720 dkk = 1546 usd