Dell OptiPlex All-in-One Plus 7420 - Storage; Media-card reader

Table 10. Audio specifications(continued)
Description Values
Internal-speaker amplifier
Supported, Realtek Amplifier ALC1302
External volume controls
Not supported
Speaker output:
Average speaker output
5 W
Peak speaker output
6 W
Subwoofer output
Not supported
Microphone
Two microphones in the retractable-camera assembly
Storage
This section lists the storage options on your OptiPlex All-in-One Plus 7420.
Your OptiPlex All-in-One Plus 7420 supports one of the following storage configurations:
● One M.2 2230/2280 solid-state drive
● Up to two M.2 2230/2280 solid-state drives
The primary drive of your OptiPlex All-in-One Plus 7420 varies with the storage configuration. For computers the primary drive
is the M.2 drive where the operating system is installed.
Table 11.
Storage specifications
Storage type Interface type Capacity
M.2 2230 solid-state drive, Class 25 PCIe Gen4 x4 NVMe, up to 64 Gbps Up to 2 TB
M.2 2230 solid-state drive, Class 35 PCIe Gen4 x4 NVMe, up to 64 Gbps Up to 1 TB
M.2 2280 solid-state drive, Class 40 PCIe Gen4 x4 NVMe, up to 64 Gbps Up to 2 TB
M.2 2230 solid-state drive, self-
encrypting, Class 35
PCIe Gen4 x4 NVMe, up to 64 Gbps Up to 256 GB
M.2 2280 solid-state drive, self-
encrypting, Class 40
PCIe Gen4 x4 NVMe, up to 64 Gbps Up to 512 GB
Media-card reader
The following table lists the media cards that are supported on your OptiPlex All-in-One Plus 7420.
Table 12.
Media-card reader specifications
Description Values
Media-card type
One SD-card slot
Media-cards supported
● Secure Digital (SD)
● Secure Digital High Capacity (SDHC)
● Secure Digital Extended Capacity (SDXC)
NOTE: The maximum capacity supported by the media-card reader varies depending on the standard of the media card
that is installed on your computer.
Specifications of OptiPlex All-in-One Plus 7420 25