Table of Contents
Table 6. Ports and connectors (continued)
Description
Back USB
Audio
Memory card reader
Video
Serial
Internal
Expansion
M.2
16
Specifications of Precision 3640 Tower
Values
3640 Tower has two Front I/O offerings: Standard and
Advanced Front I/O
Standard Front I/O USB ports:
● Two USB 2.0 Type A
● One USB 3.2 Type A Gen1, with PowerShare
● One USB 3.2 Type C Gen2, with PowerShare
Advanced Front I/O USB ports:
● One USB 3.2 Type A Gen1
● One USB 3.2 Type A Gen2
● One USB 3.2 Type A Gen2, with PowerShare
● One USB 3.2 Type C Gen2, with PowerShare
NOTE:
PowerShare delivers power only while the system
is in S3 (Standby) state. The S4/S5 (Hibernate or
Powered down) sleep states are not supported.
● Two USB 2.0 Type A (with SmartPower)
● Two USB 3.2 Type A Gen2
● Two USB 3.2 Type A Gen1
● One 3.5 mm headphone jack (Front)
● One Line-out re-tasking Line-in audio port (Back)
NOTE:
SD Media card reader is only included with
Advanced Front I/O configuration.
Push-Pull type with USB 3.0 interface and WORM (Write
Once Read Many) support.
● Two DisplayPort 1.4
● One Optional Port (VGA or HDMI 2.0 or DP1.4 or USB
Type C with DP-Alt mode)
Two PS2 (Legacy for keyboard and mouse)
● One Full-height Gen 3 PCIe x16 slot
● One Full-height Gen 3 PCI slot
● One Full-height Gen 3 PCIe x4 slot
● One M.2 2230 PCIe x1 slot, keyed E for WiFi and Bluetooth
card
● One M.2 2280 PCIe x4, keyed M for solid-state drive
● One M.2 2280 PCIe x4 and SATA slot, keyed M for solid-
state drive
NOTE:
To learn more about the features of different
types of M.2 cards, see the knowledge base article at
https://www.dell.com/support/article/sln301626/.
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