crwdns2934241:0crwdne2934241:0 Dan

crwdns2934249:0crwdne2934249:0:

Sadly, there is no higher graphics board for this series.

How long ago did you get the graphics board replaced? I would go back to the Apple Store with repair slip in hand. See if they can replace it again.

crwdns2915684:0crwdne2915684:0:

open