comp keep rebooting..need help

[2niceguy]

Hi all,

My comp keep rebooting about 2 or 3 times every time i turn on . I have no ideas what 's going on? Please help...i have window vista.

I'm trying to install window 7 but it hung up on last stage of completion...

CPU : Q6600...
Gigabyte: GA-EP45-DS3r/ds3 mobo
4gb ram

thank you

 

[engiNURD]

Have you updated your BIOS?

 

[obobski]

have you tried clearing the CMOS even?

what about your PSU?