well the cards are different and i do think it is your video card but it could also be a corrupt hard drive and there are programs to check ur hard drive but u should probably check them out. And yea it willl make a idfferenec with the latest drivers
google it. you have to format a floppy with it, and then boot from the floppy. you can leave the test runnig indefinatley. it is a very good test though. leave it going for a few hours, (2-4) and then see how many error it returns.