rx580

I just recently created a Monterey OS boot thru OpenCore, and it went smooth. The only problem is my RX580 is not showing any video signal. I am now stuck to using the stock Radeon HD5770, just to see the screen. The system information is reading that I have an RX580, but no Kext Loaded...

Hello everyone, I know this is a very hot subject here on this forum, but I cannot seem to find the answer I need on any of the other posts. So I have a Mac Pro 5.1 which until yesterday had the stock Radeon 5770 GPU. I was running without a problem Opencore Monterey and a Windows 10 bootcamp...

2012 Mac Pro shows no video in MacOS, but it runs fine in Windows 10 from a separate NVME (a pair of 970 EVO PLUS 512GB on a Syba.) I can see the boot screen and can watch MacOS begin to load, but the screen goes black at the login screen. Issue persists after SMC reset and COM+OPT+P+R four...

it came with a 4870. Used it for a couple months (it was plugged into two 6 pin pcie power from the logic board). Now I got an rx580 and I'm using a cable I got from a chinese website like AliExpress (banggood) its a two mini 6 pin to 8 pin and I got my rx580. The first day it had an issue (the...

Hi Guys I have MacPro Mid 2010 with Sapphire Pulse RX580 8GB (and original Nvidia GT120). I have a problem with bluetooth when RX580 is plugged in - it works fine when GT120 is plugged in. It shows all the time OFF and unable to turn it on. Any ideas? OS Monterey 12.6.7

Hello, I have an early 2009 Mac Pro 5,1 with 2 x 3.46 GHz 6-Core Intel Xeon, Sapphire Radeon RX580, 8gb GPU, MacOS Mojave version 10.14.6. I have tried upgrading Mojave to Monterey using OpenCore Legacy Patcher version 0.6.4. I had to remove the Sapphire Radeon RX580 and install the legacy...

Hey gang, I am running a cMac Pro 5,1 with a MacVidCards AMD RX580 (EFI flashed for boot screen) and OCLP 0.6.3 as of 4/11/2023 In Monterey 12.6.5, Hackintool v3.9.3 reports VDA Decoder is "Fully Supported" but in Ventura 13.2.1 it shows as "Decoder Failed". Interestingly, both OS's show...

Recently, I tried to install a powercolour rx580 into a mac pro, which made the computer, or at least the the gpu section stop working. The fans would turn but all a cables I tried didnt work, and the monitor didnt turn on. I'm willing to admit that I may have been rough and made the cable...

Hello, I'm new here and have you helped me. I have a Mac Pro 5.1 Big Sur Nvidia GTX680 Today I received a Saphire Puls RX580 4GB incl. The appropriate cable, listened to it and heard the computer, thanks to OC I also see the bootscreen and the system started, but only up to half of the loading...

Hey, I've dealt with Dave from MacVidCards a bunch of times, first with an HD6870, then a GTX760, then a GTX970... Every one of those times was fantastic, albeit, he was getting harder and harder to get a hold of, over time. Now, I sent an email 8 months ago, which he still seemed great...

I have this problem that I'm not getting bootscreen og boot picker on my Mac Pro 5.1 (2010) When I boot I have black screen for about 20 sec the the monitor gets signal and turn on with the Mac login screen. When I'm in Mojave I see the last sec of the boot progress bar and the the Mac login...

Showpicker not shows on MSI RX580 Gaming 8GB GPU, however GT 680 was shows shows picker mode,Rx 580 frame buffer detected as Radeon Frame buffer ,after installing Radeon boost Kext enable H264 & HEVC ,Performance not the best expected for RX580 card with MacPro 5.1 with dual tray 3Ghz processor...

Have a 2010 5,1 cMP currently with a flashed AMD R9 280X card that has worked perfectly for several years but is now becoming temperamental... and probably will need to be replaced. Was looking at the AMD RX580 / RX590 cards - they are it seems a little bit faster than the R9 280X (approx...

Hi, I´m using a 5.1 mid 2010. Exact configuration attached. I recently installed OC (using the easy hw-acceleration-package). Now I've remarked very strange behaviors as well in Mojave as in Catalina regarding videos (YouTube as well as desktop). They seem to be extremely "pixeled" in the...

What is the best GPU i Can put in Mac Pro 5,1 ?? i have nvidia qudroo 4000 that is working perfect with el Capitain os but i can't upgrade to mojave so i can't use any of adobe 21 version Any One Help me To search for perfect GPU for my Mac Pro 4,1 Upgraded to 5,1

Hi folks ;-) I have a Sapphire RX580 Pulse 8GB a Version without a Bios Switch 8GB Ram MT51J256M3 The Sticker reads 99-1E387-000SA 11265-05 GOP Driver Name: AMD GOP X64 Release Driver Rev.1.65.0.15.50.Sep 28 2017.15:11:11 Info from Rom Adapter 0 (BN=05, DN=00, FN=00...

I have a 5,1 MacPro, running Mojave, currently with an r9 280x GPU, but I'd like to upgrade to an RX580 and use it with 5 displays (a 4k monitor, 2x 1080p monitors, and 2x 1080p vertical monitors, if that matters. Having access to the Boot screen is not important as I have other cards to use in...

Hi, I've upgraded my mac pro 5.1 new GPU - Sapphire Radeon RX 580 Pulse OC 8GB GDDR5 and I bought two dell displays P2419H because on my old LG ultrawide I got a bad pixels. Everything works, but quality of graphics and fonts are bad, not smooth. I've tested HDMI output and result is the...

Hi all, I have recently been watching a few videos on Youtube where people upgrade 4,1 or 5,1 MacPro. I want to give it a go myself even though I am absolutely rubbish in IT. I am a Video Editor/ Motion Designer using Adobe softwares and in need of more power from my machine but can't spend £7k...

So I am a bit new to this stuff, I apologize ahead of time for my lack of knowledge, but I'm picking it up quickly. I have a 2012 Mac Pro tower. I recently upgraded it to dual 3.4ghz 6 core (12 core) and fully loaded 128gb ram. I also put in a Sapphire RX 580 8gb. I have an EVO 590 NVMe drive in...