Dell Inspiron 660 (Early 2012) - Manual (Page 3)

Ports and connectors
Back Panel Ports
Network adapter one RJ45 port
USB • two 4-pin USB 2.0-compliant ports
• four 9-pin USB 3.0-compliant ports
Audio • 6 channel 5.1 audio through three ports
• one microphone port
• one front L/R line-out port
• one line-in port
Video • one 15-hole VGA port
• one 19-pin HDMI port
Front Panel Ports
USB two 4-pin USB 2.0-compliant ports
Audio • one stereo headphone port
• one microphone port
Media Card Reader one 8-in-1 card slot
Audio
Type Integrated 5.1 channel, Intel High Definition
Audio
Controller Conexant CX20641-11Z
Video
Video controller
Integrated Intel HD Graphics
Intel HD Graphics 2000/2500
Discrete Nvidia GeForce GT 620
Nvidia GeForce GT 640
Video Memory
Integrated 64-256 MB
Discrete 1024 MB