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ati radeon 5770

  1. W

    MP 1,1-5,1 mac pro 2008 with flashed ati radeon hd 5770

    I have old 2008 mac pro with flash ati radeon hd 5770. And I wanted to upgrade it, but I had no money so i tried to flash it. The flash seemed to be succesful, but I think it isn't properly flashed. It still works, and I can get into macOS recovery settings. But, I still can't get into startup...
  2. danallen

    MP 1,1-5,1 Catalina - Connect Radeon 5770 to Samsung U28590D 4k

    Questions: 1. Would mini dp to regular dp cable work better than mini dp to hdmi adaptor? 2. Is there a different adaptor I should use? 3. Is there any potential benefit to getting a new hdmi cable? What level of hdmi is max this gpu and monitor can use? BACKGROUND Pending replacement of a...
  3. M

    MP 1,1-5,1 Will Sapphire RX 580 8Gb and 5770 will work on mac pro 3.1?

    Hi everyone I have used the dosdude hack to install Mojave on a mac pro 3.1 The thing is, can i use simultaneously a 5770 to boot from another installed disk with 10.7 on? Can 5770 and rx 580 work simultaneously in the mac? If yes, where can i get power for the 5770? Is the total wattage of...
  4. S

    Mac OSX El Capitan on an old Mac Pro 1.1/2.1 works great !!

    Hi, I have prepared a USB key Boot 16 Gb Install Mac OSX El Capitan 10.11.6 on my old Mac Pro 1.1 I bought in 2006. It works great ! If you are interested in getting the new USB key, you can contact me (nanou6835@yahoo.fr) and I can help you by sending it to you along with easy accurate...