When i turn on my pc some times i get a blue screen with numbers for example 333333333333333x8373853853 and then it reboots again or some times i dont get that and instead i get the black screen that says to boot windows normally or with the last know settings i choose any of them choices and it reboots again i keep trying at least 5 times until it loads and also is getting kind of slow i taught it was the memory but i just put new memory in. I dont know if is the hard drive that is going bad or what is the problem with it can some one help me out?