A new graphics card for my gfs computer

[Maxx_Power]

Either try looping 3dmark11 and/or try OCCT (both are free to use). Keep an eye on artifacts, anomalies, BSOD's, etc while the stress test is running.

 

[PF85]

Thanks for all of your great answers. I've just agreed to a price of 145$, and it got over a year of warranty left

 

[Maxx_Power]

Sweet! Enjoy!

 

[PF85]

Thanks