Recent content by banman

I installed Windows 7 on my system the other day and since then while browsing or gaming the screen turns black, gets back to normal and there is a notification saying "Display Driver stopped responding and has recovered successfully". And once in 10 or 15 times the computer restarts after the...

Please tell me how i can upgrade my computer all round.... My system specs are: Dell Vostro 220s Dual Core CPU E5200 2.5Ghz 1gb ram (bad i knw) Intel G45 Chipset Also, how is quad core better?? And how do i upgrade it?? Which graphic card is good & compatible? Please do help, Thank You