To identify your GPU from the command line in Linux, first update the PCI ID database with "sudo update-pciids", then run "sudo lspci -v | less" and search the output for "VGA". The lshw and glxinfo ...
Faulty hardware is the most common cause of this problem. Check this. Disconnect all the peripherals connected to your system and scan for hardware changes. If your PC does not freeze this time, you ...