Hello everyone,
Just got a Mac Pro 3.1 as a gift. I have an MSI R9 270 graphics card from an old Windows build that I was hoping to drop into my new Mac to replace the stock ATI 2600XT. All the videos on the internet I have watched show people just dropping the cards in, and they work...
I’ve installed a RX 560 on my Mac Pro. Currently it’s the only graphics card in the system and in slot 1. I’ve noticed that System Report says it’s running with a PCIe Lane Width of x8. The card I took out was a GT 120 and that ran at x16. In fact if I put the GT 120 into slot 2 it still runs a...