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graphic card

  1. H

    AMD Radeon R9 270X ports are not working on Mac Pro?

    I have a problem... I have a Mac Pro "Eight Core" 2.8 (2008). My old graphics card "died" and I bought another one. The new card is AMD Radeon R9 270X, 4096mb. With OS X El Capitan it almost works. One monitor is working and one display port (dvi) is working, but I can´t get a picture from...
  2. Zhldev

    Mac pro5,1 with gtx950 and dual monitor, scaled resolution lagging..

    Hello, I have a Mac Pro 2009 upgrade to 5,1 with 32gb ram and dual 3.06 cpu. The graphic card is Gtx950 with nvidia web driver. Monitors set: I using dual monitor,First is a ASUS 27' 1920*1080 another is a 4k Samsung 28' but just using 2k resolution 2560*1440.(scaled) The issue: The Asus...
  3. Shadow9x99

    Strange GPU behavior on Mac Pro 3,1

    I have two GPUs for my early 2008 mac pro (2x 3.2ghz Xeon, 16GB OWC Ram), the first is an EVGA GTX 285 flashed with the mac efi and the second is an Apple radeon 5770. The system runs OS X 10.11.6 just fine. The strange thing is that in most games on OS X the 5770 outperforms the 285 by a...
  4. K

    Keeping iMac CPU healthy

    Hi, I just got my iMac (mid 2010) fixed, the graphics Card was broken, there were vertical lines on the screen. It happened while I was playing a game (a game that uses a lot of the iMac's processing power). I still want to play games but I don't want to break the computer again. So I have a...
  5. C

    RX 560 graphics card on Mac Pro 4,1/5,1 PCIe Lane Width x8?

    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...
  6. C

    GPU switching on a 4,1/5,1 Mac Pro with two GPUs installed?

    I’ve got the stock Nvidia GT 120 and an AMD RX 560 instated in my Mac Pro 4,1 (5,1 firmware) running High Sierra. I’ve got one screen plugged into the GT 120 and another plugged into the RX 560. Interestingly when I go to “About This Mac” the “Displays” tab shows both screen as connected to the...
  7. C

    Mac Pro 4,1 / 5,1 sleep issues with RX 560 graphics card

    I’ve installed a MSI Radeon RX 560 in my Mac Pro 4,1 (5,1 firmware). Seems to be working and performing well straight out of the box I just have a problem when I put my Mac to sleep. The hard drives spin down, the power light starts pulsing but the system fans continue to run and it’s impossible...
  8. J

    Beginners EVGA Card Flashing Help

    I know that there are a number of posts about this; but I haven't seen one that relates to my video card. I have recently acquired a 5,1 Mac Pro with a EVGA 1070 SC graphics card. Is anyone able to give me directions on how I flash the card so that I can see the boot up screen? Its a real...
  9. L

    Better BootCamp drivers

    Just wanted to post a link to https://www.bootcampdrivers.com/ Saw this reviewer on youtube testing the new iMac 2017 model and he talked about updated AMD drivers. I tried it out on my 2017 iMac with Radeon 575, works like a charm (display brightness is broken, but there is a software solution...
  10. d3vCr0w

    Will any of these Graphic Cards work with a Mac Pro 1.1 ?

    Hi people, thsis is my first post in the forum, I hope I get some help, thanks in advance. I recently got a first generation Mac Pro and I'm looking forward to upgrade the Graphics Card in order to be able to at least install Mavericks or Yosemite on it, since most software I need is not...
  11. G

    iMac 27 i7 2009 with PC 6970m 2GB turns off while playing video game.

    Hi everybody! Some days ago I put a AMD 6970m 2GB from a Alienware laptop on my iMac 27 from 2009. My old ATI 4850 512MB is still working but I wanted a better GPU on my mac. I choose the pc version because I earned it on ebay for only 55€. Of course I have not boot screen but I don't care and...
  12. beth.null

    Reseting PRAM. Mission: impossible.

    Hi! I have a early 2011 macbook pro with a failed AMD GPU and I'm trying to fix it following the instructions of that MacRumors thread. However I'm in a dead end trying to resetting the PRAM. I need it in order to reset the startup disk and make the laptop boot from OSX which has been...
  13. B

    Upgrading MacPro 5.1 for Video Editing

    I'm planning to upgrade my MacPro 5.1, with Sierra (10.12.6), so it will be much faster for video editing in Premiere and After Effects. Right now I have 2 x 2,4GHz Quad Core, ATI Radeon 5770, and only 6GB RAM (1066MHz DDR3) I've got some useful tips in this forum to change the CPU to 2 x X5690...
  14. G

    Help me decide!

    Hey there! I'm new here and really need your help clearing up some questions. I'm choosing between two MacBook pros 13'. first one is priced at: 2 627,69 $ (Sweden) Processor: Intel Core i7 6th gen, 3,3 GHz (3,6 max). Skylake. ram: 16 gb LPDDR3 Graphics: Intel Iris Graphics 550 Storage: 512 gb...
  15. M

    Replacement of graphic card

    Hi, first of all, sorry if I use the wrong terminology, but I am not technical at all. I have a MBP 15" (late 2011) that stopped working a few days ago. Suddenly, the screen became crazy and the computer turned off. Since then, I cannot restart it. It get blocked on the screen with the loading...
  16. D

    Macbook Pro 2014 - Screen Freezes

    Since a couple of days my screen gets frozen (the laptop was also extremly hot since the last days, but since i cleaned up the macbook and blew through it, it seems to have normal temperatures again). Everytime i start a graphic intensive application (e.g. photoshop, affinity photo, etc.) the...
  17. D

    MacBook Pro 2011 - Graphics Card Issue

    Hi Guys So I have had my MacBook Pro 2011 17 inch since 2011, in that time the computer has had 3 logic boards replaced by Apple due to the graphics card issue. The issue is back again and I am trying to get another replacement by Apple. The last time the Logic Board was replaced an Apple...
  18. lightningsalesuk

    G5 No video

    My G5 project was booting and working all fine. I went to turn it on Today to test some things however no Video goes to my monitor. When I attach the DVI port the monitor turns on then tells me that no signal is detected and turns off again. I tried the graphics card on a spare G5 system and...
  19. toolbox84

    GPU upgrade/issues help for Mid 2010 Mac Pro

    Hello, I need a Mac experts advice on upgrading my GPU. I am using Mid. 2010 Mac Pro (The towers), with these configurations: Processor: 2x2.4 GHZ Quad-Core Intel Xeon Total Number of Cores: 8 Memory: 18 GB 1066 MHz DDR3 Graphics: ATI Radeon HD 5770 1024 MB OS: 10.12.5 I am using this...
  20. Chinch

    Mac Pro 2,1 upgrade to 3,1 - Software Compatibility ?

    Hello, (my first post, please be patient if I don't get things quite right yet) I currently run a Mac Pro 2,1 (OS 10.6.8) which I am considering to replace with a Mac Pro 3,1. Even though the 2,1 is 64-bit architecture (but 32-bit EFI) it runs quite successfully some of my old 32-bit software...