- Joined
- Mar 31, 2010
- Messages
- 17
- Motherboard
- Gigabyte GA-EP45C-UD3R
- CPU
- Xeon > Need full CPU name > See Rules!
- Graphics
- 8800 GT
- Mac
- Mobile Phone
My specs say the Q9450 supports SSE4.1.it comes down to your CPU only having SSSE3 as later versions of macOS require 4.1/4.2