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ati 5770

  1. J

    MP 1,1-5,1 ATI HD 5770 no shown in my Macpro 2,1 with el capitan

    Hello Everyone, I recently made the upgrade to EL CAPITAN to my Macpro unsupported 1,1 (that now it's a 2,1), but it doesn't recognize the ATI Radeon HD 5770 that I bought from Ebay (the seller assures that it works perfectly fine and it was pulled off from a Macpro) so I was wondering if I...
  2. vincenzo79

    ATI 5770 Sapphire if I re-flash I can use it on a Mac Pro 1.1 ?

    Hello all, a friend of mine has a graphics card ATI 5770 Sapphire, which, after an update stopped working. He used it mainly inside a PC. I noticed that the card when attached to the computer and connecting it to the power supply, it works without problems, but only displays a black screen. I...
  3. M

    How to use LG 2560x1040 with HDMI only input with Mac Pro Mid 2010 with ATI 5770?

    I have a mid 2010 mac pro with ATI 5770 Graphic card with latest El Capitan. I also have a LG 2560x1040 resolution monitor that I would like to use with my mac. The monitor only has 2 HDMI inputs. How can I get full 2560x1040 resolution with my setup. -5770 specs shows that can support 2560...