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Why is my 30" Cinema display showing white static in black areas of the screen?

574 Views 4 Replies Latest reply: Feb 7, 2014 2:41 PM by William Kucharski RSS
dayru Calculating status...
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Jul 3, 2013 10:13 PM

I have a new Mac Pro 5,1 hooked via DVI-D port to 30" Cinema Display and lets say I have a dark screen saver the black areas show moving white static. I also happen in black areas in programs and on the desktop. Is this a defective video card? I am running OS X 10.8.4 and ATI Radeon HD 5770.

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