0
votes
0answers
34 views

Which Mac models use more than 1 PCIe lane for USB 3 busses?

The 2013 Mac Pro uses only a single PCIe lane for all four USB 3 ports. That means aggregate bandwidth is limited to 500MBps each direction, or 1/4 of the USB 3 potential. source: Anand Tech The ...
3
votes
1answer
365 views

MACPro restarts one second after shutdown if USB Hub is connected - Why?

i have added a USB3.0 PCIe card (Inateck KTU3FR-4P USB 3.0 expresskarte 4 port) to my Mac (MacPro Early 2008, OS X 10.8.4 (12E55)) ...with this all is working as it should, no problems with shutdown. ...
2
votes
2answers
122 views

Using Time Capsule to Access Internet

I have a 2008 Mac Pro and it has no wifi card in it. I have a time capsule. Can I connect the time capsule to my router via wifi and use an Ethernet cable from the time capsule to my Mac Pro to access ...
0
votes
1answer
28 views

Mac Pro 10.7 - aftermarket dvd drive hangs on restart

Drive works fine, but on restart or after a required restart from app installation - the OS looks for CD in drive. Mac will not get to the login screen. It hangs and i can see a green light on dvd ...
3
votes
2answers
464 views

Why my RAM runs at 800 MHz in 4 slots of my mac pro instead of 1066?

I've got a Mac Pro 4,1. I had two KVR1066D3Q8R7S/8G planks in it and it ran on 1066 Mhz. Now I've bought two planks of KVR1066D3Q8R7S/8GI (the same with "I" at the end - stands for intel ...
1
vote
1answer
484 views

Mac Pro 2008 will not boot and no video out

I have a friend with a mac pro 2008 model - which is failing to boot. Windows 7 was the predominantly used OS on it, and she hardly ever booted into OSX Snow Leopard. She did change the graphics ...
2
votes
1answer
3k views

Is there a way to install Mountain Lion on a Mac Pro 1,1 2006?

The Mac Pro 1,1 2006 is not officially supported for OS X Mountain Lion, are there any work arounds to get it to work? Your Mac must be one of the following models: ... Mac Pro (Early ...
2
votes
1answer
2k views

How to get 3 1900x1200 monitors working on a 2010 Mac Pro

I have a new Mac Pro with a single ATI 5770 card installed. It has two mini-display ports, and one DVI port I have tried the following configurations: All 3 DVI connections: This results in one ...
0
votes
1answer
72 views

Does the Mac Pro 2008 display memory speeds accurately in System Information?

Can anyone confirm that when a Mac Pro 2008 has 800MHz FB-DIMMs installed it displays the Ram speed as 800Mhz in the System Information and not 667MHZ. I am running OS X Lion.
3
votes
2answers
2k views

How to determine how much RAM I can put in my Mac Pro

I have a Mac Pro 4,1 (Dual 2.66Ghz, 6GB Ram). I want to increase the RAM, possibly adding 8GB to my existing 6GB. The RAM slots are used as follows: SLOT1: 1GB SLOT2: 1GB SLOT3: 1GB SLOT4: OPEN ...
2
votes
8answers
21k views

Mac Pro fan makes constant noise. Why?

I have a 2009 octocore Mac Pro. A few weeks ago it started making a constant noise. It sounds like a fan. The computer is not particularly hot. I checked with Temperature Monitor and CPUs/disks/etc. ...
0
votes
1answer
167 views

2008 Mac Pro: Any chance of upgrading hardware to current technology? [duplicate]

Possible Duplicate: Can I upgrade my 2008 Mac Pro completely? I have a 2nd Gen 2008 Mac Pro 2.8ghz Quad Core with an 8800GT. I'm sure I can get away with the processing power and more RAM ...