External ports
The following table lists the external ports of your Precision 3680 Tower.
Table 7. External ports
Description Values
Network port
● One RJ45 (1 GbE) Ethernet port
● One RJ45 (2.5 GbE) Ethernet port (optional)
USB ports
Front:
● One USB 3.2 Gen 1 (5 Gbps) port
● One USB 3.2 Gen 1 (5 Gbps) port with PowerShare
● One USB 3.2 Gen 2 (10 Gbps) Type-C port
● One USB 3.2 Gen 2x2 (20 Gbps) Type-C port with
PowerShare
Rear:
● Two USB 2.0 (480 Mbps) ports with SmartPower
● Two USB 3.2 Gen 2 (10 Gbps) ports
● Two USB 3.2 Gen 2 (10 Gbps) Type-C ports
Audio port
● Front: One Universal Audio port
● Rear: One Audio line-out
Video port
● Two DisplayPort 1.4a HBR2 ports
● One Optional Port (VGA, HDMI 2.0, DP++ 1.4a HBR3, USB
3.2 Gen 2 (10 Gbps) Type-C with DP-Alt mode)
NOTE: Download and install the latest Intel Graphics
driver from www.dell.com/support to enable multiple
displays.
Media-card reader
One SD-card slot
Power-adapter port
N/A
Security-cable slot
One Kensington security-cable slot
Internal slots
The following table lists the internal slots of your Precision 3680 Tower.
Table 8.
Internal slots
Description Values
M.2
● One M.2 2230 slot for WiFi and Bluetooth card
● Two M.2 2230/2280 slots (SSD0 and SSD1) for SSD
● One M.2 2280 slot (SSD2) for SSD
NOTE: SSD0 slot supports M.2 2230 and M.2 2280 SSDs
by default.
NOTE: SSD1 slot supports M.2 2230 and M.2 2280 SSDs
by default.
NOTE: SSD2 slot supports only M.2 2280 SSDs by
default.
18 Specifications of Precision 3680 Tower