Guest fhturner Posted December 6, 2024 Posted December 6, 2024 Hey Folks— I am trying and failing to get a cMP 12x2.66GHz running macOS 12.7.x Monterey to work reliably with a brand new Insignia F30 43" Smart Fire TV via Sapphire Pulse Radeon RX 580. I have tried using all 4 non-DVI ports— the two HDMI ports and the two DP ports via HDMI adapter. I have injected Enable GOP into the Mac Pro firmware, so I do get a boot screen on this RX 580**. Here's what I observe: The problem is that the computer thinks the display is there, but I only ever get... Read more Source: MacRumors
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