Windows 7 logo on dark stone

1600 × 900

Windows logo cubes

1024 × 768

black windows logo on white

1024 × 768

Windows logo with glowing effect

1280 × 800

Windows Seven Logo — Blue, Minimalist

1280 × 1024

Windows Seven logo art

1280 × 1024

Windows Seven logo on dark background

1600 × 1200

Windows 7 logo with light streaks

1680 × 1050

3D XP logo on purple

1152 × 864

Ubuntu logo in 3D

1024 × 768

Ubuntu logo puzzle pieces

1600 × 1200

Ubuntu logo with glowing effect

1600 × 1017