Dell OptiPlex 7090 Tower Setup Guide and Specifications
Summary
Setup and specifications guide for Dell OptiPlex 7090 Tower business desktop computer, covering physical setup procedures and complete hardware specifications. Details chassis views from front, back, and internal system board layout. Lists processor options, chipset, memory specifications, storage configurations, video card support, expansion slots, and connectivity ports. Includes power supply specifications, environmental operating conditions, and regulatory compliance information. Targeted at enterprise IT procurement and deployment teams configuring OptiPlex 7090 Tower systems.
Page 1 Text Content
Opti Plex 7090 Tower Setup and Specifications
Regulatory Model: D28M Regulatory Type: D28M005 May 2021 Rev. A00
Page Summary Contents For Dell OptiPlex 7090 Tower Setup Guide and Specifications
Page 1
Opti Plex 7090 Tower Setup and Specifications Regulatory Model: D28M Regulatory Type: D28M005 May 2021 Rev. A00
Page 2
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of d...
Page 3
Contents Chapter 1: Set up your Opti Plex 7090 Tower................................................................................. Chapter 2: Views of Opti Plex 7090 Tower.............................
Page 4
Set up your Opti Plex 7090 Tower The images in this document may differ from your computer depending on the configuration you ordered. Steps 1. Connect the keyboard and mouse. 2. Connect to your netwo...
Page 5
3. Connect the display. 4. Connect the power cable. Set up your Opti Plex 7090 Tower
Page 6
5. Press the power button. Set up your Opti Plex 7090 Tower
Page 7
6. Finish Windows setup. Follow the on-screen instructions to complete the setup. When setting up, Dell Technologies recommends: Connect to a network for Windows updates. NOTE: If connecting to a secu...
Page 8
Table 1. Locate Dell apps (continued) Dell apps Details Support Assist Support Assist is the smart technology that keeps your computer running at its best by optimizing settings, detecting issues, rem...
Page 9
Views of Opti Plex 7090 Tower 1. Hard-disk drive cover 2. Optical Disk Drive (optional) 3. Power button with diagnostic LED 4. SD 4.0 card reader (optional) 5. Hard-disk drive activity light 6. Univer...
Page 10
1. Line-out re-tasking Line-in audio port 2. Two Display Port 1.4 ports 3. Serial port 4. PS/2 port for keyboard 5. One USB 3.2 Gen 2 port 6. Three USB 3.2 Gen 1 ports 7. Two USB 2.0 ports with Smart ...
Page 11
System board Layout 1. CPU power connector 2. Processor fan connector 3. Memory module connector 4. Power button connector 5. Remote power switch connector 6. SD card reader connector 7. SATA0 connect...
Page 12
Specifications of Opti Plex 7090 Tower Dimensions and weight The following table lists the height, width, depth, and weight of your Opti Plex 7090 Tower. Table 2. Dimensions and weight Description Val...
Page 13
Table 3. Processors (continued) Processors Wattage Core Thre Speed Cache Integrated graphics GSP DG/CG count ad Ready cou nt No Yes 10th 65 W 3.80 GHz to 8 MB Intel UHD Graphics Generation 4.50 GHz In...
Page 14
Table 3. Processors (continued) Processors Wattage Core Thre Speed Cache Integrated graphics GSP DG/CG count ad Ready cou nt Intel Core i5-11600 Yes Yes 11th 65 W 2.50 GHz to 16 MB Intel UHD Graphics ...
Page 15
Windows 10 CMIT Government Edition, 64-bit (China only) Ubuntu 20.04 LTS, 64-bit Kylin Linux Desktop version 10.1 (China only) Memory The following table lists the memory specifications of your Opti P...
Page 16
Table 5. Memory specifications (continued) Description Values 64 GB, 4 x 16 GB, 2666 MHz for 10th Generation Intel Core i3/i5 processors, 2933 MHz for 10th Generation Intel Core i7/i9 processors, 3200...
Page 17
Table 7. Intel Optane memory (continued) Description Values Configurations supported 32 GB + 512 GB SDD Capacity 32 GB External ports The following table lists the external ports of your Opti Plex 709...
Page 18
Table 9. Internal slots (continued) Description Values One M.2 2230/2280 slot for solid-state drive/Intel Optane NOTE: To learn more about the features of different types of M.2 cards, see the knowled...
Page 19
Table 12. Audio specifications (continued) Description Values External interface One Universal Audio Jack (front) One Line-out audio port with re-tasking to Line-in(rear) Speakers One (optional) Inter...
Page 20
Table 13. Storage Matrix (continued) Storage 1st 2.5- 2nd 2.5- 1st 3.5- 2nd 3.5- Single 2nd M.2 1st inch inch inch inch M.2 Bootable hard hard hard hard socket socket Device drive drive drive drive Du...
Page 21
Table 14. Storage specifications (continued) Storage type Interface type Capacity M.2 2280 solid-state drive PCIe 3 Gen x4 NVMe, Class 40 Up to 2 TB M.2 2280 Opal Self-Encrypting solid- PCIe 3 Gen x4 ...
Page 22
Table 16. Power Supply power cable specs (continued) 500 W (80 PLUS Platinum) Two 4 pin connectors for processor One 6 pin connector for system board One 6 pin + 8 pin connector for graphics card GPU—...
Page 23
Table 18. GPU — Discrete (continued) Controller External display support Memory size Memory type Two mini Display Port (m DP) ports AMD Radeon 550 Two Display Port 1.4 ports 2 GB GDDR5 AMD Radeon 540 ...
Page 24
Environmental The following table lists the environment specifications supported by your Opti Plex 7090 Tower. Table 21. Environmental specifications Feature Opti Plex 7090 Tower Recyclable packaging ...
Page 25
Table 23. Computer environment (continued) Description Operating Storage Shock (maximum) Bottom half-sine pulse with a change in 105G half-sine pulse with a change in velocity of 50.8 cm/sec (20 in./s...
Page 26
Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Table 24. Self-help resources Self-help resources R...
Manual Details
| Brand | Dell |
|---|---|
| Pages | 26 |
| File Size | 3.75 MB |
| Published | June 26, 2026 |
5 views
Enter the captcha to get the download link:
Frequently Asked Questions
Where can I find support resources for my OptiPlex 7090?
You can visit www.dell.com/support and enter your Service Tag or Express Service Code to view relevant support resources.
What are the recommended operating environmental conditions?
Operating or storing the device outside specified ranges may impact component performance, so adhere to standard guidelines.
How do I look up product-specific manuals and diagnostics?
Go to www.dell.com/support, select Support > Knowledge Base, and search using a keyword, topic, or model number.
What information is needed when contacting Dell support?
You can use the Service Tag or Express Service Code found on your computer for relevant support resources.