I see the BIOS and the desktop without drivers, but when i install the drivers, i see only the BIOS and the windows logo, the desktop never charge.
I format the pc and change the windows, but nothing happend.
The video card has been proved in other pc, and the problem didnt change
Video . HD7870
Mother - Asus M5a97 evo
CPU - Phenom II x 4 965 black edition
RAM - 8gb
Power - Antec High Current Gamer 620W
Cabinet - Thermaltake Chaser A41
Based on the information provided and the screenshot, it looks like a faulty GPU.