Operating System; Memory - Dell OptiPlex 7490 All-In-One Setup And Specifications

Table 4. Chipset (continued)
Description
Non-volatile memory
BIOS configuration Serial Peripheral Interface (SPI)
Trusted Platform Module (TPM) 2.0 (Discrete TPM
Enabled)
Firmware-TPM (Discrete TPM disabled)
NIC EEPROM

Operating system

Your OptiPlex 7490 All-in-One supports the following operating systems:
● Windows 11 Home, 64-bit
● Windows 11 Pro, 64-bit
● Windows 11 Pro National Academic, 64-bit
● Windows 10 Home, 64-bit
● Windows 10 IoT Enterprise 2019 LTSC (OEM only)
● Windows 10 Pro, 64-bit
● Windows 10 Pro Education, 64-bit
● Windows 10 CMIT Government Edition, 64-bit (China only)
● Kylin Linux Desktop version 10.1 (China only)
● Ubuntu 20.04 LTS, 64-bit

Memory

The following table lists the memory specifications of your OptiPlex 7490 All-in-One.
Table 5. Memory specifications
Description
Memory slots
Memory type
Memory speed
Maximum memory configuration
Minimum memory configuration
Memory size per slot
Memory configurations supported
Values
Yes
256 Mbit (32 MB) located at SPI_FLASH
24 KB located at TPM 2.0 on chipset
By default the Platform Trust Technology feature is visible to the
operating system.
LOM configuration contained within SPI flash ROM instead of LOM
e-fuse
Values
Two SO-DIMM slots
DDR4, Non-ECC
2666 MHz/2933 MHz/3200 MHz
64 GB
4 GB
4 GB, 8 GB, 16 GB, 32 GB
● 4 GB, 1 x 4 GB, 2666 MHz for 10
i3/i5 processors, 2933 MHz for 10
processors, 3200 MHz for 11
● 8 GB, 1 x 8 GB, 2666 MHz for 10
i3/i5 processors, 2933 MHz for 10
processors, 3200 MHz for 11
● 8 GB, 2 x 4 GB, 2666 MHz for 10
i3/i5 processors, 2933 MHz for 10
processors, 3200 MHz for 11
Specifications of OptiPlex 7490 All-in-One
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Generation
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Generation i7/i9
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Generation processors
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Generation
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Generation i7/i9
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Generation processors
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Generation
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Generation i7/i9
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Generation processors
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