Communications, Ports and connectors, Audio – Dell Inspiron 14 (3420, Mid 2012) User Manual
Page 3: Video
Communications
Network adapter
10/100 Ethernet LAN on system board
Wireless
• WLAN b/g/n
• Bluetooth 4.0 for Inspiron 3420
• Bluetooth 3.0 for Inspiron 14-N4050/M4040
Ports and connectors
Audio
• one microphone-in port
• one stereo headphones/speakers port
Mini-Card
one half mini-card slot
HDMI
one 19-pin port
Network adapter
one RJ45 port
USB
three 4-pin USB 2.0 ports
VGA
one 15-hole port
Audio
Controller
Inspiron 14-N4050/
M4040
IDT 92HD87B1
Inspiron 3420
Cirrus Logic C4213D
Speaker
2 x 2 Watt
Internal microphone
single analog microphone
Volume controls
program menus and keyboard media-control keys
Video
Inspiron 14-N4050
Controller
Integrated Intel HD graphics
Video memory
system shared memory
Inspiron 14-N4050/M4040
Controller
Discrete AMD Radeon HD 7450M
Video memory
512 MB/1024 MB
Inspiron 3420
Controller
Discrete Nvidia GeForce GT 620M
Video memory
1 GB