I installed a new 1TB Samsung drive I have installed vista ultimate 64

I am getting a blue screen at random times saying BAD_POOL_HEADER

Having looked on google it sdays it maybe a memory isseu but I have been using my meory for a while and its fine and my othet drive gets no erros

so do you yhink it's more than likey it's the hard drive or shal i try reinstalling Winodws