Knowledge base

Getting the best performance from Thunderbolt

Posted in Apple Portable Computers

Summary

To help you get the best Thunderbolt reliability and performance, make sure to download and install the latest software updates on your Thunderbolt-capable Mac.

Products Affected

MacBook Pro (17-inch, Early 2011), MacBook Pro (15-inch, Early 2011), MacBook Pro (13-inch, Early 2011), iMac (27-inch, Mid 2011), iMac (21.5-inch, Mid 2011)

  1. From the Apple (?) menu, choose Software Update to see a list of any updates for your computer. After installing the updates and restarting your Mac, run Software Update again to see if more updates appear.
  2. Use System Profiler to determine which versions of software and firmware your Mac currently has.
    • From the Apple (?) menu, choose About this Mac.
    • Click More info.
    • To see the Boot ROM version, click Hardware and examine the Boot ROM