Dell OptiPlex 7090 Tower Computer i5-10505 - Windows 11 - Grade C
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Dell OptiPlex 7090 Tower Computer i5-10505
Built for the demands of everyday business computing, the Dell OptiPlex 7090 Tower pairs a reliable 10th Generation Intel Core i5 processor with fast solid-state storage in a compact, expandable tower chassis. Whether you're outfitting an office workstation or upgrading a home setup, this system delivers dependable performance backed by a flexible design.
Key Features & Benefits
- Intel Core i5-10505 Processor (3.20GHz): Smooth, responsive performance for office applications, multitasking, and productivity software.
- 8GB DDR4 Memory: Handles everyday business tasks with ease, and can be expanded up to 128GB across 4 memory slots for future growth.
- 256GB SSD Storage: Quick boot times and fast file access compared to traditional hard drives.
- Compact Tower Form Factor: Space-saving design that fits easily under a desk or on a shelf.
- Extensive Connectivity: Multiple USB 2.0, USB 3.2, and Type-C ports on both the front and rear panels for connecting peripherals, external drives, and accessories.
- Dual DisplayPort Outputs: Supports multi-monitor setups for enhanced productivity.
- Gigabit Ethernet: Reliable, high-speed wired networking for stable office connectivity.
- Expansion Ready: Includes PCIe x16 (Gen 4), PCIe x16 (wired x4), PCIe x1, and PCI-32 slots for future upgrades such as additional graphics or networking cards.
This OptiPlex 7090 Tower is well suited for businesses that need a steady, no-frills workstation for tasks like document processing, spreadsheets, email, and general office software. Its expandable memory and available expansion slots also make it a practical choice for organizations planning to scale up hardware down the line. Home users looking for a capable desktop for browsing, schoolwork, or personal projects will also find this system a solid fit, especially with the added flexibility of multiple display outputs and ample USB connectivity for everyday peripherals.
Technical Specifications
- Processor: Intel Core i5-10505 CPU @ 3.20GHz
- Memory: 8GB DDR4 (expandable up to 128GB, 4 total slots)
- Storage: 256GB SSD
- Form Factor: Tower
- Optical Drive: None
- Network: Gigabit Ethernet
- Front USB Ports: 2x USB 2.0, 1x USB 3.2, 1x USB Type-C 3.2
- Rear USB Ports: 2x USB 2.0, 4x USB 3.2, 1x USB Type-C 3.2
- Video Output: 2x DisplayPort
- Expansion Slots: 1x full-height PCIe x16 (Gen 4), 1x full-height PCIe x16 (wired x4), 1x full-height PCIe x1, 1x full-height PCI-32
- SD Card Reader: Not included
Why buy from PC Liquidations
Every system we offer passes a rigorous 25+ point certification process to confirm it meets our standards for reliable, everyday use. From testing to final inspection, our team works to ensure each unit is ready to perform from the moment it arrives.
Beyond quality hardware, you can shop with confidence knowing all products come with a warranty, giving you added peace of mind with your purchase. Add this Dell OptiPlex 7090 Tower to your cart today and equip your office or home with a dependable, well-rounded computing solution.

Operating System Options
Our Microsoft Authorized Refurbished (MAR) computers and laptops are now predominantly loaded with Windows 11 (Home or Pro), with limited remaining stock available in Windows 10. Please check your product option selections to ensure compatibility with your specific needs, including choosing between Pro or Home versions.

Grade C Refurbished
| Functionality | |
|---|---|
| Cosmetics |
All refurbished items are restored to full functionality, and their grades reflect only cosmetic condition. Lower-grade products may have more visible blemishes but are rigorously tested and cleaned to ensure identical performance and warranty coverage.
More Great Computer and Laptop Options
OptiPlex 7090 Tower Computer Technical Specs
| Processor | Intel Core i5-10505 CPU 3.20GHz |
|---|---|
| Memory | 8GB DDR4 |
| Storage | 256GB SSD |
| Form Factor | Tower |
| Maximum Memory | 128GB |
| Total Memory Slots | 4 |
| Expansion Slots | 1x full-height Gen 4 PCIe x16 slot 1 x full-height PCIe x16 (wired x4) slot 1 x full-height PCIe x1 slots 1 x full-height PCI-32 slot |
| Optical Drive | None |
| Network Connection(s) | Gigabit Ethernet |
| Front USB Port(s) | 2 (2.0) 1 (3.2) 1 Type-C (3.2) |
| Rear USB Port(s) | 2 (2.0) 4 (3.2) 1 Type-C (3.2) |
| VGA Port(s) | 0 |
| DVI Port(s) | 0 |
| HDMI Port(s) | 0 |
| Display Port(s) | 2 |
| Mini Display Port(s) | 0 |
| Serial Port(s) | 0 |
| Parallel Port(s) | 0 |
| eSATA Port(s) | 0 |
| Firewire Port(s) | 0 |
| PS/2 Port(s) | 0 |
| SD Card Reader | No |
No-hassle returns. Zero restocking fees.
Wrong item? Changed your mind? Don't need it anymore? We've got you covered.
30-Day Returns
- No restocking fees, ever
- Refund or store credit — your choice
- 30 days from invoice date
- Return in original condition, securely packed
Fast Shipping
- Ships within 2 business days*
- Rush & Saturday delivery available — call us
- Free ground shipping available (continental US orders over $500)
- Overnight delivery available
1-Year Warranty
- Covers defects & functional failures
- Normal business use, from date of purchase
- Batteries: 90 days (consumable)
- Excludes misuse, modification, mishandling
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