Dell OptiPlex 3090 User Manual

BIOS setup
CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program.
Certain changes can make your computer work incorrectly.
NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not be displayed.
NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen
information for future reference.
Use the BIOS Setup program for the following purposes:
● Get information about the hardware installed in your computer, such as the amount of RAM and the size of the hard drive.
● Change the system configuration information.
● Set or change a user-selectable option, such as the user password, type of hard drive installed, and enabling or disabling
base devices.
BIOS overview
The BIOS manages data flow between the computer's operating system and attached devices such as hard disk, video adapter,
keyboard, mouse, and printer.
Entering BIOS setup program
Steps
1. Turn on your computer.
2. Press F2 immediately to enter the BIOS setup program.
NOTE:
If you wait too long and the operating system logo appears, continue to wait until you see the desktop. Then,
turn off your computer and try again.
Navigation keys
NOTE:
For most of the System Setup options, changes that you make are recorded but do not take effect until you restart
the system.
Table 3. Navigation keys
Keys Navigation
Up arrow Moves to the previous field.
Down arrow Moves to the next field.
Enter Selects a value in the selected field (if applicable) or follow
the link in the field.
Spacebar Expands or collapses a drop-down list, if applicable.
Tab Moves to the next focus area.
NOTE: For the standard graphics browser only.
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BIOS setup 69

Dell OptiPlex 3090 Specifications

General

Processor cache	8 MB
Processor cores	4
Processor model	i5-1145G7
Processor family	Intel® Core™ i5
Configurable TDP-up	28 W
Processor frequency	- GHz
Configurable TDP-down	12 W
Processor manufacturer	Intel
Processor boost frequency	4.4 GHz
Configurable TDP-up frequency	2.6 GHz
Number of processors installed	1
Configurable TDP-down frequency	1.1 GHz
Non-ECC	Yes
Memory slots	2x SO-DIMM
Internal memory	16 GB
Memory channels	Dual-channel
Memory clock speed	3200 MHz
Internal memory type	DDR4-SDRAM
Maximum internal memory	64 GB
Microphone in	No
DisplayPort version	1.4
USB 2.0 ports quantity	0
Power supply	65 W
Power supply input voltage	100 - 240 V
Power supply input frequency	50 - 60 Hz
Operating shock	110 G
Operating altitude	-15.2 - 3048 m
Non-operating shock	160 G
Operating vibration	0.66 G
Non-operating altitude	-15.2 - 10668 m
Non-operating vibration	1.3 G
Storage temperature (T-T)	-40 - 65 °C
Operating temperature (T-T)	0 - 35 °C
Storage relative humidity (H-H)	0 - 95 %
Operating relative humidity (H-H)	10 - 90 %
Antenna type	2x2
LAN controller	Realtek RTL8111HS
Wi-Fi standards	Wi-Fi 5 (802.11ac)
Bluetooth version	5.0
Cabling technology	10/100/1000Base-T(X)
WLAN controller model	Qualcomm QCA61x4A
Ethernet LAN data rates	10, 100, 1000 Mbit/s
WLAN controller manufacturer	Qualcomm
SSD capacity	256 GB
SSD interface	NVMe, PCI Express
Storage media	SSD
SSD form factor	M.2
Operating system architecture	64-bit
Chassis type	UFF
Product color	Black
Cable lock slot type	Kensington
Discrete graphics card model	Not available
On-board graphics card model	Intel Iris Xe Graphics
Audio chip	Realtek ALC3204-CG
Audio system	High Definition Audio
Product type	Mini PC

Weight and Dimensions

Depth	19.7 mm
Width	96.1 mm
Height	256.2 mm
Weight	650 g