Matt Well since upgrading the RAM on my laptop a few months ago, it now runs very hot, and struggling to keep itself cool. It also sometimes crashed due to temperature. So, fetched this: It's keeping the laptop nice and cool now, plus it's got a funky blue LED usb cable. Full Spec Here
Matt Yeah, it does make quite a bit of difference. My laptop has 2 fans built in, and so far today, the second one hasn't kicked in. It also makes it easier when typing, as it's at a slight angle.