Table 7. External ports (continued)
Description
Media-card reader
Power-adapter port
Security-cable slot
Internal slots
The following table lists the internal slots of your Precision 7780.
Table 8. Internal slots
Description
M.2
Ethernet
The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Precision 7780.
Table 9. Ethernet specifications
Description
Model number
Transfer rate
Wireless module
The following table lists the Wireless Local Area Network (WLAN) module that is supported on your Precision 7780.
Table 10. Wireless module specifications
Description
Model number
Transfer rate
Frequency bands supported
16
Specifications of Precision 7780
Values
● One HDMI 2.0a port (UMA)
● One HDMI 2.1 port (DGPU)
One SD-card slot
● 180 W AC adapter, 7.40 mm barrel
● 240 W AC adapter, 7.40 mm barrel
One wedge-shaped security slot
Values
● One WWAN
● One WLAN
● Four M.2 solid state drive
NOTE:
To learn more about the features of different
types of M.2 cards, search in the Knowledge Base
Resource at www.dell.com/support.
Values
Intel i219LM
10/100/1000 Mbps
Values
Intel AX211
Up to 2400 Mbps
2.4 GHz/5 GHz/6 GHz
NOTE:
The 6 GHz frequency is supported on computers
that are installed with Windows 11 operating system only.