Thunderbird 3.1
System Requirements

Windows

Operating Systems
  • Windows 2000
  • Windows XP
  • Windows Server 2003
  • Windows Vista
  • Windows 7
Minimum Hardware
  • Pentium 233 MHz (Recommended: Pentium 500MHz or greater)
  • Windows 7, Windows Vista, Windows XP: 768 MB RAM (Recommended: 1GB RAM or greater)
  • Windows 2000: 256 MB RAM (Recommended: 512 MB RAM or greater)
  • 52 MB hard drive space

Mac

Operating Systems
  • Mac OS X 10.4.x and later
Minimum Hardware
  • Macintosh computer with an Intel x86 or PowerPC G3, G4, or G5 processor
  • 256 MB RAM (Recommended: 512 MB RAM or greater)
  • 200 MB hard drive space

Linux

Software Requirements
Please note that Linux distributors may provide packages for your distribution which have different requirements.
  • Thunderbird will not run at all without the following libraries or packages:
    • GTK+ 2.10 or higher
    • GLib 2.12 or higher
    • Pango 1.14 or higher
    • X.Org 1.0 or higher
  • For optimal functionality, we recommend the following libraries or packages:
  • NetworkManager 0.7 or higher
  • DBus 1.0 or higher
  • HAL 0.5.8 or higher
  • GNOME 2.16 or higher