I bought a new pc. It's feautures like that;
Win7 x64 Ultimate sp1
İntel Core i7 640LM 2.13ghz / 4mb cache
8gb DDR3 ram /1333mhz
ATI HD5450 1Gb display card
and Acer 21,5" Full Hd Led Monitor
Pc is so good. It's speedy.But i have a problem with screen. I loaded current display card driver. But my screen is breaking down, colors are mixing. I shoot a video and upload it youtube. You can see it here: How can i fix this problem? Please help me.