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macpro 3.1

  1. P

    MP 1,1-5,1 Help! - Mac Pro 3,1 (2008), Won’t boot

    Hi Can anybody help me troubleshooting my 3,1 Mac Pro (2008)? I recently got my hands on a Mac Pro 3,1 that is not booting. When I press the power button the white led stays steady, no chime and the fans start. I don’t know almost anything about this computer, other than the fact that this...
    • PerkeoRoger
    • Thread
    • errb red macpro 2008 macpro 3.1 no efi no video
    • Replies: 15
    • Forum: Mac Pro
  2. J

    MP 1,1-5,1 MacPro 3,1 OCLP Monterey. 24" LED Cinema remains black after NVRAM reset.

    Hello, for many years my early 2008 MacPro worked very nicely under El Capitan. After being unable to synchronize my iOS devices I decided to test OCLP and made a direct jump from El Capitan to Monterey. That worked nicely but I wanted to fix the WIfi and bluetooth issue and changed the stock...
    • jkaros
    • Thread
    • black screen macpro 3.1 monterey nvidia geforce gt 120 nvram reset oclp
    • Replies: 0
    • Forum: Mac Pro
  3. G

    MP 1,1-5,1 Mac Pro (Early 2008) no display and ERRA diagnostic light

    Hey, I recently acquired an Early 2008 Mac Pro, it has an issue where upon trying to power on the machine, the fans spin, it sounds like the hard drives spin up too, but there is no display and inside there is a diagnostics light marked ERRA. I have tried different combinations of RAM in...
    • GunnDaniel
    • Thread
    • mac pro mac pro (early 2008) macpro 3.1
    • Replies: 0
    • Forum: Mac Pro
  4. M

    MP 1,1-5,1 MP3, 1 with Catalina unable to Recovery Mode & Boot from USB Installer

    Hi, My MP 3,1 (2008) has installed "Catalina" and run smoothly! Question: 1) There's definitely NO Recovery Mode for DosDude version? Any alternative way? 2) I'm not able to "Option + Power" to launch the boot from USB Installer. What's your suggestion?
    • mactreouser
    • Thread
    • dosdude catalina patcher macpro 3.1 recovery mode unable to boot from usb
    • Replies: 4
    • Forum: Mac Pro
  5. E

    MP 1,1-5,1 OpenCore patcher MacPro 3.1 install issue (Big Sur)

    Hi all, I tried to install Big Sur on my MacPro 3.1 with OpenCore Patcher (version 0.0.22) on a USB stick. I got till the point where I could see the bootEFI logo and after that loading the Big Sur installer. But then it hangs while loading the installer. I reinstalled the EFI with different...
    • eriktbrinke
    • Thread
    • big sur macpro 3.1 opencore opencore patcher
    • Replies: 0
    • Forum: Mac Pro
  6. Superberto92

    MP 1,1-5,1 GPU (GTX780 3GB) issue

    Hello everybody!! I decided to upgrade my mac pro 3.1 with a new GPU (GTX 780 3gb Gygabyte version) the ebay seller sold it as "flashed for mac" I have installed 10.14.6 (18G103) with dosdude1 patch. The GPU is conected with a PCIe 2x6 pin to 8 adapter on slot 1, and the system recognize it. I...
    • Superberto92
    • Thread
    • gpu gtx780 macpro 3.1 mojave 10.14
    • Replies: 9
    • Forum: Mac Pro
  7. C

    MP 1,1-5,1 MacPro 3,1 fan running LOUD

    I've had my MacPro 3,1 for quite a long time now. Lately I noticed it was running pretty sluggish so I've given it a few upgrades to help get a few more years out of it before I finally cave and upgrade to a new machine. I recently put in a solid state drive to boot from, added a USB 3.0 card...
  8. M

    3,1 macpro please help I need a better video card? Which do I choose?

    I need help understanding which video card I should upgrade too. I currently have Nvidia geforce 8800 GT 512 mb installed. I need to upgrade but I get lost in the tech talk and I need to know for dummies what is the best upgrade. Also have a 4,1 will the same upgrade work for it as well...
  9. Prophet96ix

    MP 1,1-5,1 Mac Pro 3,1 broken - only booting windows

    Hello, i have some major issues with my 2008 Mac Pro 3,1. I‘m struggeling for days but i can‘t get it to boot. Issues: doesn‘t boot macOS doesn‘t play the chime doesn‘t accept startup shortcuts (selecting boot device with option key or NVRAM reset, F12 to eject cd works though) only boots...
    • Prophet96ix
    • Thread
    • boot camp broken macpro 3.1 windows
    • Replies: 12
    • Forum: Mac Pro
  10. palcoletge

    MP 1,1-5,1 Mac Pro 3.1 glitches with gtx 660 gk104

    Hi there, I'm new here at macrumors. I know that ASUS GTX 660 Ti DirectCU II have glitches since high sierra. But I don't understand why I read that this one ( GTX660-TI-DC2-2GD5 ) with the gk104 graphics procesor works with hackingtosh, why not work with mac pro 3.1? I tried with High Sierra...
  11. T

    MacPro 3.1 / 980 Ti - 4k image shrunk (switchresx?) No screen in recovery mode

    Just got a Geforce 980 Ti and 4k tv for my old (not Hack) MacPro 2008. 4k image is too small, and no controls for scaling, so trying to use SwitchResX, but it now says no custom anything in OSX 10.11.6 (can't update further) without first disabling SIP which seems to require CMD R at boot...
    • thestudentisrea
    • Thread
    • 980 ti macpro 3.1 recovery mode sip switchresx
    • Replies: 7
    • Forum: Mac Pro
  12. orph

    macpro 3.1 ram problem?

    hay left my 3.1 over night sleeping and woke up to find the front power light blinking, pulled drives and swapped gpu with no luck till i started pulling ram and with two sticks installed only one showed up (but i booted) now looks like the top ram bored is not happy what steps can i take to...
    • orph
    • Thread
    • broken macpro 3.1 ram
    • Replies: 3
    • Forum: Mac Pro
  13. D

    mono proc MP 3.1 to duo proc ?

    Hi all (sorry if the question was already asked i tried a search but couldnt find any) my friend has a MacPro 3.1 mono processor i've been upgrading MacPro 1.1 to 2x QuadCore would it be possible to upgrade a mono processor machine to a duo processors ? i know he ll need to buy an extra...
    • daavYo
    • Thread
    • macpro 3.1 upgrade processors
    • Replies: 2
    • Forum: Mac Pro
  14. 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...
    • Chinch
    • Thread
    • 32-bit 64-bit compatablility efi graphic card legacy software macpro 2.1 macpro 3.1 processor
    • Replies: 0
    • Forum: Mac Pro
  15. Project Alice

    Keyboard randomly stops working

    Hi all, I have a 2008 MacPro 3,1 that I just installed sierra on. Everything works fine except the keyboard randomly stops working.. nothing will type, function buttons included. But the mouse, which is plugged into the keyboard continues to work fine. I don't even notice until I go to type lol...
  16. mohammedamr

    Mac pro No Display at startup

    Hello everyone i have a problem when my mac pro startup there is no loading screen its just boots directly to the startup disk What can i do can anyone help Mobo:Mac Pro (Early 2008) CPU:2 x 3.2 GHz Quad-Core Intel Xeon Graphics:NVIDIA GeForce GTX 750 Ti 2047 MB Ram:9 GB 667 MHz DDR2 FB-DIMM
    • mohammedamr
    • Thread
    • mac macpro 2008 macpro 3.1 nvidia nvidia driver nvidia gtx 750
    • Replies: 17
    • Forum: Mac Pro
  17. I

    Mac Pro 3.1 with Dual Quad Core CPU worth buying?

    Hey Guys, i might be able to buy a Mac Pro 3.1 with 2 X Quad Core CPU 2,8 Ghz and the AMD 2600 XT. Do you Guys think that this is still worth buying. And it is a worthy investment to buy a 500GB SSD, a Radeon R9 280X and PCIe USB 3.0 Board? Please let me know if you can give me a...
    • Intelmaster
    • Thread
    • mac pro 2008 mac pro 3.1 macpro 2008 macpro 3.1
    • Replies: 24
    • Forum: Mac Pro
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