Menubar

Pictures are not all to the same scale.

Port Description
Socket (on the cpu)
Plug (on the cable)
Symbol
Description
Mac VGA video port
 
Original (very old) Mac video port
VGA Video Port
 
Old Mac and current PC external video ports
DVI Video Port
 
Digital video port
ADC Video Port
 
Used with Apple's own LCD displays

Firewire
1394a (400Mbps)
1394b (800Mbps)

Firewire ports
USB
USB 1 and 2
www.usb.org
Bluetooth
 
 
Ethernet
802.3
 
Built-in 10/100/1000 Ethernet
Modem
 
Old serial interface
SCSI
 
Old built-in SCSI
Printer
 
Old serial interface
ADB
 
Old keyboard and mouse
802.11a (11Mbps)
802.11b (11Mbps)
802.11g (54Mbps)