Table 7. Ports and connectors (continued)
Description Values
SATA
● One SATA 2.0 slot for slim optical drive
● One SATA 3.0 slot for 3.5-inch/2.5-inch hard drive
M.2
● One M.2 2230 slot for WiFi and Bluetooth combo card,
Gen3
● One M.2 2230/2280 slot for solid-state drive, Gen3
NOTE: To learn more about the features of different
types of M.2 cards, see the knowledge base article
000144170.
Ethernet
The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Inspiron 3020 Small Desktop.
Table 8. Ethernet specifications
Description Values
Model number
Realtek RTL8111KD
Transfer rate
10/100/1000 Mbps
Wireless module
The following table lists the Wireless Local Area Network (WLAN) module specifications of your Inspiron 3020 Small Desktop.
Table 9. Wireless module specifications
Description Option one Option two Option three
Model number
Intel AX210 Realtek RTL8852BE Realtek RTL8821CE
Transfer rate
Up to 2400 Mbps Up to 1201 Mbps Up to 433 Mbps
Frequency bands supported
2.4 GHz/5 GHz/6 GHz 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 6E (WiFi 802.11ax)
● Wi-Fi 802.11 a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6 (WiFi 802.11ax)
● Wi-Fi 802.11a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
Encryption
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
Bluetooth
Bluetooth 5.3 Bluetooth 5.3 Bluetooth 5.0
20 Specifications of Inspiron 3020 Small Desktop
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