Apple MacBook Pro EFI Firmware

Publisher's description of Apple MacBook Pro EFI Firmware

From Apple:

This update improves the performance and reliability of Intel Core 2 Duo processors and fixes issues with Boot Camp for MacBook Pro computers. After the firmware is successfully applied to your computer, your BootROM Version will be one of the following: MBP21.00A5.B07, MBP22.00A5.B07, and MBP31.0070.B03. Version 1.5.1 includes unspecified updates.

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