User Manual

Ethernet
The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Optiplex 5490.
Table 10. Ethernet specifications
Description Values
Model number
Intel i219LM
Transfer rate
10/100/1000 Mbps
Wireless module
The following table lists the Wireless Local Area Network (WLAN) modules supported on your Optiplex 5490.
Table 11. Wireless module specifications
Description Option one Option two
Model number
Qualcomm QCA61x4A Intel Wi-Fi 6 AX201
Transfer rate
Up to 867 Mbps Up to 2.40 Gbps
Frequency bands supported
2.4 GHz/5 GHz 2.4 GHz/5 GHz
Wireless standards
● Wi-Fi 802.11 a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 802.11 a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6 (Wi-Fi 802.11ax)
Encryption
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
Bluetooth
Bluetooth 5.0 Bluetooth 5.1
Audio
The following table lists the audio specifications of your Optiplex 5490.
Table 12. Audio specifications
Description Values
Audio controller
Realtek codec ALC3246
Stereo conversion
Supported
Internal audio interface
High definition audio interface
External audio interface
Universal audio port
Number of speakers
Two
Internal-speaker amplifier
Supported (ALC3246 built-in)
External volume controls
Not supported
Specifications of Optiplex 5490 25