crashes and freezes

For the past few weeks, about 1/2 hour after booting my computer up in the morning, whatever program I'm using at the moment will stop responding. If I continue to try to get it to respond, its screen will dim and I get the message "Not responding". The disk activity light goes on 100%. To a...

My system lately will crash and freeze at different times while doing different tasks. I have tried to narrow it down and take notice as to what I am doing but there is no pattern. I could be surfing the net, writing an email or even scanning a document. I have tested my memory with memtest and...

hey there, first of all, sorry if this is in the wrong place. i've been reading these forums for a while and this seemed the right place. I also noticed the high level of expertise around here. secondly, i've got a really annoying problem. always on first startup of the day my computer...

Just started my comp from work and again crash and restart. Here is the test I have done using apropriate tools. Can anybody please check what the hell is wrong with my Windows? thanks

I installed some core temp programs so I could see if the processor or the graphics card was overheating. (intel i5) Core 0 Max 44c Core 1/2/3 Max 46c Graphics Card (Radeon 5850) TMpin0 Max 30c TMpin1 Max 25c TMpin2 Max 35c