Table 5. Memory specifications
Description Values
Memory speed
2933 MHz, 2666 MHz
NOTE: 2933 MHz speed memory modules are only
available for computers that are shipped with 11
th
Generation Intel Core i5/i5F/i7/i7F processors.
Maximum memory configuration
64 GB
Minimum memory configuration
4 GB
Memory size per slot
4 GB, 8 GB, 12 GB, 16 GB, 32 GB
Memory configurations supported
● 4 GB, 1 x 4 GB, DDR4, 2666 MHz, 2933 MHz
● 8 GB, 1 x 8 GB, DDR4, 2666 MHz, 2933 MHz
● 8 GB, 2 x 4 GB, dual-channel, DDR4, 2666 MHz, 2933
MHz
● 12 GB, 1 x 4 GB + 1 x 8 GB, DDR4, 2666 MHz, 2933 MHz
● 16 GB, 1 x 16 GB, DDR4, 2666 MHz, 2933 MHz
● 16 GB, 2 x 8 GB, dual-channel, DDR4, 2666 MHz, 2933
MHz
● 32 GB, 1 x 32 GB, DDR4, 2666 MHz, 2933 MHz
● 32 GB, 2 x 16 GB, dual-channel, DDR4, 2666 MHz, 2933
MHz
● 64 GB, 2 x 32 GB, dual-channel, DDR4, 2666 MHz, 2933
MHz
External ports
The following table lists the external ports of your Inspiron 3891.
Table 6. External ports
Description Values
Network port
One RJ-45 port
USB ports
● Three USB 3.2 Gen 1 ports
● One USB 3.2 Gen 1 Type-C port
● Four USB 2.0 ports
Audio port
One global headset jack (front) and Line-out audio port (rear)
Video port
One HDMI 1.4b port and one VGA port
NOTE: The access to these ports is blocked for
computers that are shipped with 11
th
Generation Intel
Core i5-11400F and 11
th
Generation Intel Core i7-11700F
processors.
Media-card reader
Supported, optional
Security
One Kensington lock slot and one padlock loop
Specifications of Inspiron 3891 15
To Next Page
Loading...
