no cuda acceleration hardware detected problem _ Mac with Titan Black in cubix expander

[Jacopo Loiodice]

I’ve the same issue, both with da vinci 10 and 11.
i’m working on:
Imac
OS X 10.8.5
3,2 GHz Intel Core i5
8 GB 1600 MHz DDR3
NVIDIA GeForce GTX 675MX 1024 MB

the message say : “no cuda acceleration hardware detected” and the software ceashes when i try to open a folder or anything else

please help
thank you