I have various problems in my computer, my windows stuck when I play all my games and restarts when I use my mouse too much.
all my drivers are up to date!
Even format helps my temporarily!

If it help,this is how my computer is build.
microsoft mouse
silver line keyboard
msi mother-board
intel processor (2.66)
unknown ram (512)
NVidia geforce mx 440 128 mb + TV-out
realtec NIC
B-Focus adsl router

Do you recommend to check my RAM? and how?