Dell NOT18312 Owner's Manual page 53

Feature
Speakers
Volume controls
Table 11. Video
Feature
Video type
Video controller:
UMA
Discrete
Latitude 3440
Latitude 3540
Data bus:
Latitude 3440
Latitude 3540
Table 12. Camera
Feature
Camera resolution
Video resolution (maximum)
Diagonal viewing angle
Table 13. Communication
Feature
Network adapter
Wireless
Table 14. Ports and Connectors
Feature
Audio
Video
Network adapter
USB:
Latitude 3440
52
Description
2 x 2 W
program menu and keyboard media-control keys
Description
Integrated on system board / discrete
Intel HD Graphics 4400 (shared memory)
NVIDIA GeForce GT740M (2GB DDR3)
AMD Radeon HD 8850M (2GB DDR5)
64 bits
128 bits
Description
0.92 megapixels
1280 x 720 (HD) at 30 fps (maximum)
66°
Description
10/100/1000 Mbps Ethernet LAN on Motherboard (LOM)
• Wi-fi 802.11 b/g/n
• bluetooth 4.0
Description
one headphone/microphone combo port (headset)
one 19-pin VGA port
one RJ45 port
• two USB 3.0 ports (rear one with window debug)