There are tons of webcams to choose from but without a budget, without knowing anything whatsoever about your computer (except guessing it is an HP and you are running some version of W7), or the purpose of the webcam, I would not know what to suggest.
However, I gotta say, it makes no sense you having Western Digital hard drives would have anything to do with Logitech software problems. The Logitech software may have caused the BSOD, but it was not because you have WD hard drives. Something else is wrong there.
HP has noise background? Don't know what you mean by that either.
Do you have a full retail License of Windows? Or did your Windows come pre-installed on your computer? If it came pre-installed then it likely is an...