kristianAA :
In this case list everything and give more information about your components. I cant help if i dont know what components are you running.
Here are what I bought (I forgot to buy a Optical Drive so I dont know if I can install windows 7...)
MSI Computer Corp. Socket AM3+ AMD 970 DDR3 SATA3 and USB 3.0
WD Blue 1 TB Desktop Hard Drive: 3.5 Inch, 7200 RPM, SATA 6 Gb/s, 64 MB Cache - WD10EZEX
EVGA GeForce GTX760 w/EVGA ACX Cooler 2GB GDDR5 256bit,
Rosewill Gaming ATX Mid Tower Computer Case CHALLENGER-U3
Rosewill 630-Watt Green Series 80 PLUS Certified Power Supply
AMD FD8320FRHKBOX FX-8320 FX-Series 8-Core Black Edition
Cooler Master Hyper 212 Plu
Kingston Hyper X Blu 8 GB (2x4GB Modules) 1600MHz DDR3
Windows 7 Home Premium SP1 64bit (OEM)