DT-OPTI3090i3-256G8G specification sheet

Overview:

OptiPlex 3090 Tower and Small Form Factor - Essential business desktops.

Essential business tower and small form factor desktops that deliver best-in-class security and manageability. With Intel 10th Gen Intel Core processors.

Features:

Operating System

Available with Windows 11 or Windows 10.

Work smart

• Flexible configurations: Embrace productivity features at the same affordable price youve come to expect. With multiple form factors, youll find a desktop that works perfectly within your workspace.
• Stay Cool: Utilizing the cooling design of the front bezel, the 3090 maximizes air intake to keep your system temperature down.
• Small size, small upkeep: Easy access to parts without removing front bezel delivers simplified maintenance with its toolless features.

Uncompromising productivity

• Power through your work: Built with 10th Generation Intel architecture, and supports Celeron, Pentium, Core i3 and i5 processors for uncompromising performance and up to 64GB 2666MHz DDR4 RAM.
• Next-Gen graphics: Tackle the most graphically demanding workloads with the latest NVIDIA and AMD discrete graphics.
• High Connectivity: Connect with ease with 2 native DisplayPorts, and optional VGA, HDMI 2.0b, or 3rd DisplayPort.

Ports & Slots

• Power Button
• Optical Drive (Optional)
• Universal Audio Jack
• 2 x USB2.0 Ports
• Line-In/out
• 2 x Display Ports
• 4 x USB3.2 Gen1 Type-A Ports
• 2 x USB2.0 Ports, with Smart Power on
• RJ-45 Port
• Tool-less latch
• Optional Port: VGA/DP1.4/HDMI 2.0
• Optional Serial/PS2 Port
• K-lock
• Knock-out Slots for Wireless Antenna
• PCIe x1 Slot
• PCIe x16 Slot
• Power Connection
• Padlock loop
• Power indicator light

Dimensions & Weight

•  Width: 93 mm (3.65 in.)
• Depth: 292 mm (11.53 in.)
• Height: 290 mm (11.42 in.)
• Starting Weight: 3.79 kg (8.37 lbs.)

Specifications:

© 2026 Respective owners and brand holders. This table has been carefully researched and generated by ComXpert International CC (//www.comx-computers.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered.
Specifications and features
Product Code	DT-OPTI3090i3-256G8G
Processor	Up to 10th Generation Intel Core i7 processor
Operating System	Windows 11 Home, 64-bit
	Windows 11 Pro, 64-bit
	Windows 11 Downgrade (Windows 10 image)
	Windows 11 Pro Education, 64-bt
	Windows 11 CMIT Government Edition, 64-bit (China only)
	Kylin Linux Desktop version 10.1 (China only)
	Ubuntu Linux 20.04 LTS, 64-bit
Video Card	Intel UHD Graphics 610 for 10th Generation Intel Pentium G6405 and Intel Celeron G5905 processor
	Intel UHD Graphics 630 for 10th Generation Intel Pentium G6505 and Intel Core i3/i5 processors
	NVIDIA GeForce GT730, 2 GB, GDDR5 (optional)
	AMD Radeon RX640, 4 GB, GDDR5 (optional)
	AMD Radeon 550, 2 GB, GDDR5 (optional)
	AMD Radeon 540, 1 GB, GDDR5 (optional)
Memory	DDR4, 2666 MHz, non-ECC
	2 slots
Hard Drive	3.5-inch SATA, HDD
	M.2 2280 PCIe NVMe Gen3 x4, Class 40 SSD
Ports	1 RJ-45 port 10/100/1000 Mbps (rear)
	2 USB 2.0 Type-A ports (front)
	2 USB 2.0 Type-A ports with Smart Power On (rear)
	4 USB 3.2 Gen 1 Type-A ports (rear)
	1 Universal Audio Jack (front)
	2 DisplayPorts 1.4 (rear)
	1 Serial/PS2 slot (Optional)
	1 Optional video port-HDMI 2.0b, DP, or VGA
	1 Line-out audio port (rear, retaksable)
Optical Drive	Optional 8x DVD-ROM 9.5mm ODD
	Optional 8x DVD+/-RW 9.5mm ODD
Slots	1 half-height PCIe x16 Gen 3 slot
	1 half-height PCIe x1 Gen 3 slot
	1 M.2 2230 slot for wireless
	1 M.2 2230/2280 slots for storage
	2 SATA slots - 1x3.5" HDD or 1x2.5" HDD, 1 slim ODD
Dimensions & Weight	Small Form Factor:
	1. Width: 93 mm (3.65 in.)
	2. Depth: 292 mm (11.53 in.)
	3. Height: 290 mm (11.42 in.)
	Starting Weight: 3.79 kg (8.37 lbs.)
Wireless	Qualcomm QCA61x4A, 2x2 MIMO, 867 Mbps, 2.40 Ghz/5 GHz, Wi-Fi 5 (WiFi 802.11ac), Bluetooth 5.0
	Intel AX201, 2x2 MIMO, 2.40 Gbps, 2.40 Ghz/5 GHz, Wi-Fi 6 (WiFi 802.11ax), Bluetooth 5.2
	Intel 9462, 1x1, 433 Mbps, 2.4/5 GHz, Wi-Fi 5 (WiFi 802.11ac), Bluetooth 5.1
Power	200 W typical 92% Efficient PSU, 80 Plus Platinum
	200 W typical 85% Efficient PSU, 80 Plus Bronze
Regulatory	ENERGY STAR qualified configurations available
	EPEAT Gold registered configurations available
	CEL
	WEEE
	Japan Energy Law
	South Korea E-standby
	EU RoHS
	China RoHS