[Alibaba_40]

Originally Posted by port23

No idea but according to Apple – About the MacBook Pro EFI Firmware Update 1.7 and iMac EFI Firmware 1.4 Updates

Go to the top left hand corner, click on the apple icon.
Click on About This Mac menu item.
In the About This Mac window, click on More Info.
Under the Hardware section, find Serial ATA item.
It will show u the speed that ur SATA can support or running.