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Dell OptiPlex 790 MT Computer i5-2400 - Windows 10 - Grade A
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20,000+★★★★★5 Star Reviews
Free Shipping on Orders of $500+ *
Satisfaction Guaranteed
Dell Optiplex 790 MT Desktop - Business-Ready Performance
The Dell OptiPlex 790 Mini Tower desktop computer delivers reliable performance and versatility for your business computing needs. Powered by an Intel Core i5 processor and equipped with essential connectivity options, this desktop is built for productivity.
Key Features:
- Intel Core i5-2400 3.10 GHz Quad Core Processor for smooth multitasking
- 4GB DDR3 RAM (expandable to 16GB across 4 slots)
- 128GB SATA SSD for quick boot times and responsive performance
- Multiple display support with VGA and DisplayPort outputs
- Versatile connectivity with 10 USB 2.0 ports
- DVD optical drive for media support
Technical Specifications:
- Form Factor: Mini Tower
- Expansion Slots: 2x PCI-E x16, 1x PCI-E x1, 1x PCI
- Network: Gigabit Ethernet
- USB Ports: 4 front, 6 rear (all USB 2.0)
- Display Outputs: 1x VGA, 1x DisplayPort
- Legacy Ports: 1x Serial, 2x PS/2
Why buy from PC Liquidations:
With over 20,000 5-star reviews and a rigorous 25+ point certification process, you can trust in the quality and reliability of your purchase. Each unit undergoes extensive testing and inspection to ensure it meets our high standards for performance and reliability. Contact us today to learn more about this versatile business desktop 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.
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 MT Computer Technical Specs
| Processor | Intel Core i5 (i5-2400) 3.10 GHz Quad Core Processor |
|---|---|
| Memory | 4GB DDR3 |
| Storage | 128GB 3.5" SATA |
| Form Factor | Mini Tower |
| Maximum Memory | 16GB |
| Total Memory Slots | 4 |
| Expansion Slots | (2) PCI-E x16 (1) PCI-E x1 (1) PCI |
| Optical Drive | DVD |
| Network Connection(s) | 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 |
| Display Port(s) | 1 |
| Mini Display Port(s) | 0 |
| Serial Port(s) | 1 |
| Parallel Port(s) | 0 |
| eSATA Port(s) | 0 |
| Firewire Port(s) | 0 |
| PS/2 Port(s) | 2 |
| SD Card Reader | None |
OptiPlex 790 MT 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.
