Operating system
Your Inspiron 15 3520 supports the following operating systems:
● Windows 11 Home in S-mode, 64-bit
● Windows 11 Home, 64-bit
● Windows 11 Pro, 64-bit
● Windows 11 Pro National Academic, 64-bit
● Ubuntu 20.04 LTS, 64-bit
Memory
The following table lists the memory specifications of your Inspiron 15 3520.
Table 8. Memory specifications
Description Values
Memory slots
Two SODIMM
Memory type
DDR4
Memory speed
● 2666 MHz (With non-Type-C configuration)
● 3200 MHz (With Type-C configuration)
NOTE: Systems with 11
th
Generation Intel Core (or Tiger
Lake) do not offer Type-C.
Maximum memory configuration
16 GB
Minimum memory configuration
4 GB
Memory size per slot
4 GB, 8 GB, 16 GB
Memory configurations supported
● 4 GB, 1 x 4 GB, DDR4
● 8 GB, 1 x 8 GB, DDR4
● 12 GB, 1 x 4 GB + 1 X 8 GB, DDR4
● 16 GB, 1 x 16 GB, DDR4
● 8 GB, 2 x 4 GB, DDR4, dual-channel
● 16 GB, 2 x 8 GB, DDR4, dual-channel
External ports
The following table lists the external ports on your Inspiron 15 3520.
Table 9. External ports
Description Values
USB ports
● Two USB 3.2 Gen 1 ports (on systems configured with
non-Type-C)
● One USB 3.2 Gen 1 port (on systems configured with
Type-C)
● One USB 3.2 Gen 1 Type-C port with DisplayPort 1.4 (on
systems configured with Type-C)
● One USB 2.0 port
NOTE: Systems with 11
th
Generation Intel Core (or Tiger
Lake) do not offer Type-C.
Specifications of Inspiron 15 3520 15
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