Question MY PC' ITS KEEP ON AND OFF MONITOR AFTER HAVING BLACK SCREEN OR RESTART

[krispyricegum]

Every time i installing AMD driver my monitor freeze its keep on and off, black screen weird multiple color my monitor .I done diagnostic test checked my ram or hard drive no error results, I cleaned out the dust of PC, Re install Windows 10 , checked temperature cpu from HWMMonitor Cpu 40 degrees and Furmark gpu 60 degress max 70 in 5 minutes , update all windows 10, uninstalling driver using DDU from Amd and uninstalling hidden drivers from Device manager, Changed Bios mobo Enable PCIE no luck .All fans and water pump are working safe mode working . What do you think its the problem GPU or Cpu ? really old pc 10 years. Greatly Appreciated

My Pc Specs


g1.sniper 2 (rev. 1.0) motherboard
I7 2600 default water cooled
AMD 290 4gb default water cooled
8gb ddr3
Corsair RM750M
Samsung SSD Evo 250GB
Baracuda 1TB

 

[krispyricegum]

Every time i installing AMD driver my monitor freeze its keep on and off, black screen weird multiple color my monitor .I done diagnostic test checked my ram or hard drive no error results, I cleaned out the dust of PC, Re install Windows 10 , checked temperature cpu from HWMMonitor Cpu temps 40 degrees and Furmark gpu 60 degress max 70 in 5 minutes , update all windows 10, uninstalling driver using DDU from Amd and uninstalling hidden drivers from Device manager, Changed Bios mobo Enable PCIE no luck .All fans and water pump are working, safe mode working . What do you think its the problem GPU or Cpu ? really old pc 10 years. Greatly Appreciated

My Pc Specs


g1.sniper 2 (rev. 1.0) motherboard
I7 2600 default water cooled
AMD 290 4gb default water cooled
8gb ddr3
Corsair RM750M
Samsung SSD Evo 250GB
Baracuda 1TB

 

[COLGeek]

What is the make/model of your power supply?

 

[krispyricegum]

Corsair Rm series RM750M Watt 80+ gold edition fully modular atx