mac pro 4.1

  1. A

    MP 1,1-5,1 MacPro 4,1 dual processor upgrade problem x5680 CPU’s

    Hello, I am hoping someone can help as this problem has me scratching my head. I have a dual processor Mac Pro 4,1 that originally had dual e5520 CPU’s. I have updated the firmware (and rom) to make it a 5,1. I have installed two de-lidded x5680 CPU’s. System booted up fine with original dual...
  2. Macta

    MP 1,1-5,1 X5690 Dellided dead or not?

    Hi, I bought 2 X5690 on ebay, the seller ensured me they were 100% working. (seller is feedback is 100% with about 800 sales) I delidded them with the vice method (not testing them before I did (silly me)) I found the delidding whent very easy, the removel of the solder was a bit nerve...
  3. M

    Flashed Mac Pro 5,1 strange High Sierra upgrade phenemenon

    I have a flashed to 5,1 '09 Mac Pro that had been happily running all OSs up to Yosemite and then Sierra on an OWC SSD, for maybe 4 years. A little while ago I re-flashed with a newer version that was said (on a forum devoted to the flashing process) to be necessary for High Sierra, and Sierra...
  4. ammoune78

    Mac Pro 4,1 (Early 2009) mainboards compatibility for replacement

    Hi, I have a Mac Pro that actually have a faulty second logic Board that have a circuit that was pulled off by mistake, it's working but makes cpu board fans running at full speed. Now according to the original board of the Mac Pro, that came with parts number: *J595100UJBH7A* 939-0459 CHINA &...
  5. zedsdeadbaby

    Sapphire 7950 HD "mac edition" laggy

    Hi everyone, apologies if this is discussed in another thread... Recently bought a 'mac edition' Sapphire 7950 HD for my 2009/2012-upgraded 12-core cheese grater. Previously I had the stock GTX 120 and it was time for an upgrade... I've been seeing laggy performance with it, as bad if not...
  6. Zhldev

    Hello, I have some question about mac pro 4,1 early 2009

    Hi, today I bought a Mac pro 4,1 8core 2.26, 20G RAM 1066, and I want to constantly upgrade it to a 5,1 12 core. I have some questions and hope some one can give me some advice: 1. I just bought it at 370$, is it a little bit over price or just right? 2. if I just upgrade the firmware to 5,1...
  7. t8er8

    Mac Pro 3,1 upgrade to 4,1 or 5,1

    I picked up a new graphics card, a sapphire Rx 560, I have a Mac Pro 3,1 so doing plenty of research thinking it would work be cause I had a hacked version of high Sierra running on it. It failed to run and the suspect is the ancient system bus they have in the Mac Pro 3,1. I haven’t heard...
  8. DivianBE

    Which graphics card upgrade for mac pro 4,1

    Hi, I was wondering. I do have a mac pro 4,1 with 18GB RAM (3x4GB + 3x2GB) and 2x 2,26GHz CPU running on several SSD's for both OS and scratch disk. I'm currently using a 27" screen but resolution doesn't seem very good with the standard card, which made me consider... Still running Mavericks...
  9. L

    Mac Pro 4,1 GPU Upgrade for 4K UHDTV

    I'm looking to upgrade my current ATI Radeon 5870 to a 4K Card but don't know which would work best on my 4K TV. Can anyone recommend a good NVIDIA GTX card compared to the Sapphire 7950? My Mac is used mainly for watching movies and as a Plex server. Its connected to my 75" Sony 4K TV and It...
  10. N

    Tips and tricks: upgrading processors on a Mac Pro

    I have a dual-CPU Mac Pro 4,1 w/ 5,1 firmware. I am planning on upgrading the CPUs. What tips/tricks/information should I know before doing this? I have looked at a couple of sites explaining the process, but I'm still looking to gather information. If I screw up, a replacement tray/new CPUs may...
  11. serrano071

    Mac Pro 4.1 with Nvidia GTX 660 not flashed and want to update software from 4.1 to 5.1

    Hi, I have a Mac Pro 4.1 early 2009 with a Graphic Card Nvidia GTX 660 2GB not flashed, so I don´t see the boot screen and I don´t have the original card. My question is, I have the 4.1 software and I want to update to 5.1 software, can I do without the original card? Mac Pro 4.1 (early 2009)...
  12. S

    Fan problem following backplane replacement

    So I am working on a 2009 4,1 Mac Pro with Dual Xeon E5520's and 8 GB RAM. About 4 months ago the PSU went down. That swap went great. No issues following the swap. Unfortunately about 2 weeks ago the mac pro went out again. This time it wouldnt show any signs of power(when the PSU went out last...
  13. SolidCake

    Delidding a Xeon X5690 with only a Vice (video)

    Hey guys, I made a video about delidding a Xeon X5690 using only a vice! The results where perfect! After cleaning up and successfully testing the first one I went on to the second. Both turned out great and my Mac Pro 4,1 is quite and blazingly fast. The reason why I chose this method is...
  14. mrxak

    4,1 broke, still needing a 10.6.8 box

    So, sadly, after 7 faithful years as my primary workhorse, the best, most reliable Mac I have ever owned, my Mac Pro 4,1 has died. Looks to be a CPU failure, or maybe the motherboard gave out. I was hoping it would last long enough that I could get a second gen nMP and then figure out solutions...
  15. Mejenborg

    Windows 10 drivers for Broadcom BCM943602CDP

    Hi So I purchased a WiFi 802.11ac & Bluetooth 4.0 LE upgrade kit from Ebay for my Mac Pro 4.1. http://www.ebay.co.uk/itm/252317542350?_trksid=p2057872.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT In OS X it works like a charm! But I need to have windows as well, and even though the installation...
  16. polanskiman

    Mac Pro 2009 upgrade (4.1 to 5.1) - Which Thermal Pad?

    Hello, In the process of upgrading my mac pro. I'm looking to replace the pink thermal pads on the heatsinks which cover what I believe to be the voltage regulators. Anyone could point me to the proper thermal pads that I need? I've also dissasembled the video card (HD 4870) which also needs...
  17. polanskiman

    Mac Pro 2009 upgrade (4.1 to 5.1) - Which GPU?

    Hello, I'm upgrading my Mac Pro from 4.1 (to 5.1) with new hardware. The machine came with a Radeon HD 4870 when I purchased it and would like to know what would be a good GPU upgrade (if any) without braking the bank. Thanks for your recommendations.
  18. I

    Mac Pro4,1 Early 2009 Won't completely boot, no chime, no display

    Hello, I have a early 2009 Mac Pro 4,1. Out of no where while using it just shut it off completely and when I went to go reboot it, everything sounded fine except that I didn't hear the start up chime and my display remained inactive. The light above the power button stays solid and when I...
  19. M

    Fitting old Mac Pros for new OS features

    I have a Mac Pro 4,1, flashed to 5,1 (at home and work) and am currently running OS 10.8.5, which I will be upgrading to El Capitan. I understand that the old wifi and bluetooth versions which these machines came with will not support the upgraded functionality found in later versions of the OS...