my computer shuts down automatically

[mukhi]

my computer shuts down automatically while using any browser.. it was the same case few months back with chrome and i removed it and it worked well with other browsers without any problem. now even using mozilla and safari takes me to the same problem of shutting down. plz give a solution

 

[hang-the-9]

Is it ONLY with the browser or is that because that's the only thing that you use it for? Run a stress test on the system using Prim95 (it will heat up the CPU and use a lot of RAM), see if that runs stable.