I have a problem with mac os 10.6.3????help me

[sharif_al]

hi
I was using Mac OS 10.5.6 on my Intel PC, and i want to update to 10.6.3
I installed iatkos Mac OS 10.6.3 on my Intel PC but i have a problem with my graphic card that there is no drievers for it for this version of MAC , and i need to install the final cut pro ,

my PC is:
intel core 2 quad
M.B= gigabyte EP45-UD3p
Ram = 4 GB
Graphic card = gefore 9800 gt

this graphic card was working well with mac os 10.5.6 when i installed the driever
help me please