Table 6. Memory specifications (continued)
Description Values
Memory configurations supported
● 4 GB, 1 x 4 GB, DDR4, 2666 MHz/3200 MHz
● 8 GB, 1 x 8 GB, DDR4, 2666 MHz/3200 MHz
● 8 GB, 2 x 4 GB, DDR4, 2666 MHz/3200 MHz
● 12 GB, 1 x 4 GB + 1 x 8 GB, DDR4, 2666 MHz/3200 MHz
● 16 GB, 2 x 8 GB, DDR4, 2666 MHz/3200 MHz
● 16 GB, 1 x 16 GB, DDR4, 2666 MHz/3200 MHz
External ports
The following table lists the external ports of your Inspiron 15 3511.
Table 7. External ports
Description Values
Network port
Not supported
USB ports
● Two USB 3.2 Gen 1 ports (on systems configured with
integrated graphics)
● One USB 3.2 Gen 1 port (on systems configured with
discrete graphics)
● One USB 3.2 Gen 1 Type-C port (on systems configured
with discrete graphics)
● One USB 2.0 port
Audio port
One Headset jack
Video port
One HDMI 1.4 port
NOTE: HDMI output supports up to 1920x1080 @ 60Hz.
No 4K/2K output supported.
Media-card reader
One SD-card slot
Power-adapter port
4.5 mm barrel-type
Security-cable slot
One wedge-shaped lock slot
Internal slots
The following table lists the internal slots of your Inspiron 15 3511.
Table 8. Internal slots
Description Values
M.2
● One M.2 2230 slot for Wi-Fi and Bluetooth card
● One M.2 2230/2280 slot for solid-state drive/Intel Optane
NOTE: To learn more about the features of different
types of M.2 cards, see the knowledge base article
000144170 at www.dell.com/support.
Specifications of Inspiron 15 3511 13
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