What Version?

[Ntrdr101]

Hello,

What is the earliest version of OS X that can successfully run on this machine?


Mac Pro
MacPro1,1
Dual-Core Intel Xeon 2.66 GHz
Number of Processors: 2
Total Number of Cores: 4
L2 Cache (per Processor): 4 MB
Memory: 8 GB
Bus Speed: 1.33 GHz
Boot ROM Version: MP11.005C.B08
SMC Version (system): 1.7f10

Thank you for your help.

 

[Spawn_Dooley]

This looks like your Mac Pro & it states that it was first released in August 2006 & originally shipped with Mac OS X 10.4.7 (Tiger) build number 8k1079.

Apple Mac Pro "Quad Core" 2.66 (Original) Specs

Mac OS X versions (builds) for computers