Operating System; Memory; External Ports - Dell Precision 3490 Technical Manualbook
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Also See for Precision 3490:
- Owner's manual (99 pages) ,
- Service manual (96 pages) ,
- Setup and specifications manual (30 pages)
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Operating system
Your Precision 3490 supports the following operating systems:
● Windows 11 Home
● Windows 11 Pro
● Ubuntu Linux 22.04 LTS
● Red Hat 9.4
Memory
The following table lists the memory specifications of your Precision 3490.
Table 6. Memory specifications
Description
Memory slots
Memory type
Memory speed
Maximum memory configuration
Minimum memory configuration
Memory size per slot
Memory configurations supported
External ports
The following table lists the external ports of your Precision 3490.
Table 7. External ports
Description
Network port
USB ports
Audio port
Video port
14
Specifications of Precision 3490
Values
Two-SODIMM slots
DDR5
5600 MT/s
64 GB
8 GB
8 GB, 16 GB, or 32 GB
● 8 GB, 1 x 8 GB, DDR5, 5600 MT/s, single-channel
● 16 GB, 1 x 16 GB, DDR5, 5600 MT/s, single-channel
● 16 GB, 2 x 8 GB, DDR5, 5600 MT/s, dual-channel
● 32 GB, 2 x 16 GB, DDR5, 5600 MT/s, dual-channel
● 32 GB, 1 x 32 GB, DDR5, 5600 MT/s, single-channel
● 64 GB, 2 x 32 GB, DDR5, 5600 MT/s, dual-channel
Values
One RJ45 Ethernet port
● One USB 3.2 Gen 1 port
● One USB 3.2 Gen 1 port with PowerShare
● Two Thunderbolt 4.0 ports with DisplayPort Alt
Mode/USB Type-C/USB4/Power Delivery
NOTE:
You can connect a Dell Docking Station to this
port. For more information, search in the Knowledge
Base Resource at www.dell.com/support.
One universal audio port
One HDMI 2.1 TMDS port
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