macpro3.1

hi, I'm trying to install an updated version of macos on my mac pro3,1 running dosdude's high sierra patch. MACpro3,1 early 2008 CPU 2X2,8 GHz Quad-Core Intel Xeon RAM 24 GB 667 MHz DDR2 FB-DIMM SSD Graphic: NVIDIA GeForce GTX 680 2048 MB I successfully installed catalina by dosdude but i can...

so i figured i would try to install linux on my old 3,1. so i installed an old ssd, popped it in, turned on the mac and nothing. i get a solid white led and no chime. nothing on the usb either, hence no led on the mouse and no caps led on the keyboard. so diving into some of the support forums...

Hello hope there all good, Im very excited with this modifications because here in Brazil MacPros is so expensive, I'm doing upgrade on my MP3,1 here... I have some questions about power supplying because have many posts and threads saying some different things... There I go: 1. Each mini 6pin...

MouSSE (Partial SSE4.2 Emulator) Public Release Current version: 0.95 (8 Jun 2021) When referring folks to MouSSE, please just link directly to this post, which will always contain the latest version & info. EDIT (8 Jun 2021/1 Sep 2021): Monterey changed things up, so a new version was...

Hi, the High Sierra @dosdude1 Patcher seems to be broken (at least for me). I downloaded the latest Patcher from his website and the latest installer from apple. Somehow the Patcher always gets an error while creating the usb-stick. I'm very sure i did everything right, because I'm using that...

Hello, i have a classic Mac Pro 3,1 running on 10.14.5 via dosdudes Mojave Patcher and a Sapphire Radeon RX 580 8GB. Some People say it is impossible to install the GPU on that Machine because of the lack of SSE4.2 instructions. But i have seen proof of concept that it works. You need a...

Like many of you I was waiting for Nvidia webdrivers for Mojave on my Mac Pro 3.1 - but I had enough of waiting... ;) So after I found out a RX 580 won't run on a 3.1 (by buying one) I found this Asus GTX680-DC2O-2GD5 which is fully metal compatible and doesn't need webdrivers. So finally I am...

TL;DR - Booted Leopard (10.5.4ish) and overclocked 3.2GHz to 3.32GHz then warm reboot into 10.13.6 and retained overclocking. I know it isn't a huge amount and likely will be an 'unfelt change' but it's still fun. So the other day I was poking around the net and ran into the really old threads...

Hello, I am in the process of upgrading a hand me down MacPro 3,1's CPU. It came with one CPU and I am upgrading to two E5472's. I am hoping someone can clarify the part number for the heatsink to make sure I install the correct one over the place holder empty one that came with it. I ordered...

Has anyone who has taken their 3,1 Pro to El Capitan found it to be worthwhile in the sense of speed, added value of newer apps, etc? Since that will be the top of the ladder for these older macs, I have been holding off, as Yosemite seems to work just fine most of the time. Would like to hear...