Mac OS X 10.4: System requirements

Learn the Mac OS X v10.4 Tiger system requirements.

This article has been archived and is no longer updated by Apple.

To use Mac OS X v10.4, your Macintosh needs:

  • A PowerPC G3, G4, or G5 processor
  • Built-in FireWire
  • At least 256 MB of RAM
  • DVD drive (DVD-ROM), Combo (CD-RW/DVD-ROM) or SuperDrive (DVD-R) for installation
  • At least 3 GB of free disk space; 4 GB if you install the XCode 2 Developer Tools


  • Please be sure to read the "Before You Install" document included on the Mac OS X 10.4 installation disc for more important information.
  • Mac OS X does not support processor upgrade cards. The amount of disk space required depends on your computer and how you choose to install Mac OS X.
  • Not all PowerPC G3 processor-based Macs have built-in FireWire.
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