Related to Ubuntu desktop background

Windows 7 Logo — Blue, White

1920 × 1280

Windows Vista Logo — Blue, Dramatic

1280 × 800

Windows Vista Logo — Gray, Minimalist

1024 × 768

Green Field under Blue Sky — Serene, Afternoon, Digital Art, Grass, Logo

1920 × 1200

Windows 7 Logo — Microsoft Windows 7

1920 × 1200

Ubuntu login screen

1024 × 640

Ubuntu login screen

1024 × 768

Ubuntu login screen

1920 × 1200

Ubuntu login screen

1920 × 1200

Ubuntu login screen

1024 × 768

Ubuntu login screen

1600 × 1000

Ubuntu Linux Professional desktop

1280 × 1024

Ubuntu Logo on Red Background — Neutral

1920 × 1200

Ubuntu Logo on Purple — Neutral, Minimalist

1920 × 1200

Ubuntu login screen

1900 × 1200

Ubuntu login screen

1024 × 768

Ubuntu login screen

1920 × 1200

Windows Vista login screen

1280 × 1024

Windows XP login screen

1024 × 768

Windows 7 login screen

1920 × 1200

Windows XP Professional login screen

1024 × 768

Windows 7 login screen

1920 × 1200

Windows 7 login screen

1920 × 1200

Windows XP Professional desktop

1280 × 1024