We are running Lion 10.7.5 and have not upgraded for sometime, we looked at updating to El Capitan but our mac is not supported. So can we or can't we upgrade and how high of a OS can we upgrade (Mavericks, Yosemite ?).
Can someone help explain why we can't upgrade, below is our hardware specs:
Model Name: Mac Pro
Model Identifier: MacPro1,1
Processor Name: Dual-Core Intel Xeon
Processor Speed: 2.66 GHz
Number of Processors: 2
Total Number of Cores: 4
L2 Cache (per Processor): 4 MB
Memory: 4 GB
Bus Speed: 1.33 GHz
Graphics NVIDIA GeForce 7300 GT 256 MB
