Hello,
I have tried to find a good solution to this, but here's my problem.
I have a MacPro 1,1 with an ATI Radeon HD 5770, Dual Xenon 2.66 GHz Dual core processors, and 4GB DDR2 RAM. I have OSX El Capitan on it, and it boots, but after about 5 minutes I get an error and it restarts. I...