hd6850

My PC keeps crashing with the BSOD TCP-IP error, it happens most of the time when i try to open youtube movies or try to play facebook games M/B Crossshair IV Extreme CPU Amd 1100T 6 core Ram G-Skill Ripjaws 2x F3-12800CL9-4GBXL Gpu Asus 2gig HD6850 all devices have current release drivers...