Computer slow after install Graphics card

[medets]

Hello,I installed a new graphics card in my 754 3000 amd desktop. Since the install it locks up and CPU is at 100%. I have tried everything. Please help!

 

[rolli59]

What card and what did it replace? What size is your PSU? (make model)

 

[gidgiddonihah]

Hello,I installed a new graphics card in my 754 3000 amd desktop. Since the install it locks up and CPU is at 100%. I have tried everything. Please help!

:lol: Not to mention we need to know what "everything" entails.