Ubuntu startup screen

1680 × 1050

Ubuntu Linux logo display

1920 × 1200

Windows 7 startup screen

1920 × 1080

Windows 7 startup screen

1920 × 1200

Windows 7 startup screen

1024 × 768

Windows 7 startup screen

1900 × 1200

Windows 8 startup screen

1600 × 1000

Windows 8 startup screen

1600 × 1000

Ubuntu logo on dark background

1600 × 1200

Ubuntu logo on brown background

2560 × 1440

Ubuntu logo on gradient background

1920 × 1200

Ubuntu logo on gradient background

2560 × 1600

Ubuntu logo on dark background

1920 × 1200

Ubuntu logo on textured background

1600 × 1200

Ubuntu logo on dark background

1366 × 768

Ubuntu logo on textured background

1680 × 1050

Ubuntu logo on textured background

1600 × 1280

Ubuntu logo on gradient background

1280 × 1024

Ubuntu logo on dark background

1600 × 1200

Ubuntu logo on green background

1440 × 900