iMac, graphics or display problem

[kwfl]

hello everyone,
i posted this problem before and i was advised to update my graphics driver which i did but no good luck appeared.

anyway, my last post problem was not clear so i am doing it again with a clear images

these pictures describes my problem, on my iMac and running xp under boot camp i frequently get this grading issue

and this

also this


this happens like 2 times a week and wont go unless i restart my computer
these pictures are taken by my iPhone
if i do screenshot from the xp, the pictures are very clear and no grading issues when viewed by you, or even when i see them when i restart.

under mac, there no graphics problems at all.

i dont want to do a format, because i dont want install every piece of software again, and i have Tiger where boot camp expired

my iMac is alu 2.8 4GB and 2600xt

please help me solve this.
thanks.

 

[AlexisV]

Reinstall your graphics drivers in Windows:
http://ati.amd.com/support/drivers/mac/bootcamp-xp.html

 

[kwfl]

i did that last week and still the same.

 

[Mac Addict]

Back in my Windoze days, I would use on my ATI cards:

http://www.omegadrivers.net/omega_drivers.php

That was a couple years ago, but may be worth looking at.