Table 10. Wireless module specifications(continued)
Description Option one Option two
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6 (WiFi 802.11ax)
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6E (WiFi 802.11ax)
NOTE:
Wi-Fi 6 is supported
in regions where Wi-Fi 6E is
unavailable.
Encryption
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
Bluetooth wireless card
Bluetooth 5.3 Bluetooth 5.3
NOTE:
The version of the Bluetooth wireless card may vary depending on the
operating system that is installed on your computer.
WWAN module
The following table lists the Wireless Wide Area Network (WWAN) module supported on your Precision 3490.
Table 11. WWAN module specifications
Description Option one Option two
Model number
Qualcomm Snapdragon X12 Global LTE-
A
dvanced (DW5825e), CAT12
Qualcomm Snapdragon X62 Global 5G
Modem (DW5932e)
Form factor
M.2 3042 Key-B M.2 3042 Key-B
Host interface
USB 3.0/2.0 PCIe Gen3
Network standard
LTE FDD/TDD, WCDMA/HSPA+, GNSS/
Beidou, GPS/GLONASS/Galileo
NR FR1 (Sub6) FDD/TDD, LTE FDD/
TDD, WCDMA/HSPA+, GPS/GLONASS/
Galileo/Beidou
Transfer data rate
● Up to 600 Mbps DL (CAT12)
● Up to 150 Mbps UL
● 5G NR: DL 3.5 Gbps/UL 900 Mbps
● LTE: DL 1.6 Gbps (CAT19)/UL 211
M
bps (CAT18)
● UMTS: DL DC-HSPA+ Rel8:42
M
bps/UL 5.76 Mbps
Operating frequency bands
● LTE (B1, B2, B3, B4, B5, B7, B8, B12, B13,
B
14, B17, B18, B19, B20, B25, B26, B28,
B29, B30, B32, B38, B39, B40, B41, B42,
B43, B48, B66, B71)
● HSPA+ (1, 2, 4, 5, 6, 8, 19)
● NR (n1, n2, n3, n5, n7, n8, n12, n13,
n14, 18, n20, n25, n26, n28, n30, n38,
n40, n41, n48, n53, n66, n70, n71, n75,
n76, n77, n78, n79)
● LTE (B1, B2, B3, B4, B5, B7, B8, B12,
B
13, B14, B17, B18, B19, B20, B25,
B26, B28, B29, B30, B32, B34, B38,
B39, B40, B41, B42, B43, B46, B48,
B66, B71*)
● WCDMA/HSPA+ (1, 2, 4, 5, 8)
*Modem hardware supports but currently
d
isabled.
Power supply
DC 3.135 V to 4.400 V, Typical 3.300 V DC 3.135 V to 3.630 V, Typical 3.300 V
16 Specifications of Precision 3490
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