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Dell Optiplex 790 SFF Computer i3-2120 - Windows 10 - Grade A
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Dell Optiplex 790 SFF Computer i3-2120
The Dell OptiPlex 790 Small Form Factor desktop computer delivers reliable performance in a compact design, ideal for business environments and home offices where space efficiency is crucial.
Key Features:
- Intel Core i3-2120 processor running at 3.3 GHz for smooth multitasking
- 4GB DDR3 RAM (expandable up to 16GB across 4 slots)
- 128GB SATA drive providing quick access to files and applications
- Compact Small Form Factor design perfect for space-conscious setups
- Versatile connectivity including 10 USB ports and DisplayPort
Technical Specifications:
- 2 PCIe x16 Half Height expansion slots
- DVD optical drive
- Gigabit Ethernet connectivity
- 4 front USB 2.0 ports
- 6 rear USB 2.0 ports
- Display outputs: 1 VGA, 1 DisplayPort
- Additional ports: 1 Serial port, 2 PS/2 ports
This Dell OptiPlex is an efficient workplace solution, offering reliable performance for everyday computing tasks. The small form factor design makes it an excellent choice for environments where desktop space is at a premium, while maintaining essential connectivity options.
Why Buy From PC Liquidations:
With over 250,000 happy customers and counting, our reputation speaks for itself. Each unit undergoes a meticulous testing and inspection process, ensuring you receive a reliable product that meets your computing needs. Our commitment to quality and customer satisfaction makes us your trusted choice for refurbished technology.
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.
Windows 10 Disclaimer
Windows 10 devices are not eligible to be upgraded to Windows 11. End of Service for Windows 10 will be on October 14, 2025.
Grade A 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 790 SFF Computer Technical Specs
| Case Type | Small Form Factor |
|---|---|
| Processor | Intel Core i3 (i3-2120) 3.30GHz Dual Core Processor |
| Memory | 4GB DDR3 |
| Total Memory Slots | 2 |
| Hard Drive | 128GB 2.5" SATA SSD |
| Expansion Slots | (2) PCI-E x16 Half Height |
| Optical Drive | Yes |
| Network Connections | Gigabit Ethernet |
| Front USB Port(s) | 4 (2.0) |
| Rear USB Port(s) | 6 (2.0) |
| VGA Port(s) | 1 |
| DVI Port(s) | 0 |
| HDMI Port(s) | 0 |
| S-Video Port(s) | 0 |
| Firewire Port(s) | 0 |
| DisplayPort(s) | 1 |
| eSATA Port(s) | 0 |
| SD Card Reader Port(s) | 0 |
| Serial Port(s) | 1 |
| Parallel Port(s) | - |
| PS/2 Port(s) | 2 |
| Headphone / Speaker Jack(s) | 2 |
| Microphone Jack(s) | 2 |
OptiPlex 790 SFF Computer Parts & Accessories
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
Need help finding the right product?
Our team is ready with expert support before and after your purchase.
*Shipping and delivery on business days. Purchaser is responsible for return shipping costs and insurance. Free/fixed shipping offers exclude palletized items — call for freight rates.
