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Dell OptiPlex 990 Mini Tower Computer i7-2600 - No OS - Grade A
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IMPORTANT NOTICE
Operating System Not Included
This PC is sold without an OS installed.
Perfect for users who want to install their own software.
The Dell Optiplex 990 Mini Tower Computer delivers powerful performance for business and home computing environments. Powered by an Intel Core i7-2600 quad-core processor running at 3.4GHz, this refurbished desktop is designed to handle demanding applications and multitasking with ease.
Key Features
- Powerful Processing: Intel Core i7-2600 quad-core processor at 3.4GHz provides robust computing power for demanding tasks
- Expandable Memory: DDR3 memory with 4 total slots allows for customization based on your needs
- Flexible Storage: 3.5" SATA hard drive bay supports high-capacity storage solutions
- Versatile Expansion: (2) PCI-E x16 slots, (1) PCI-E slot, and (1) PCI slot for adding graphics cards, network adapters, or other peripherals
- Multiple Display Options: VGA and DisplayPort connectivity for monitor compatibility
- Comprehensive Connectivity: 10 USB 2.0 ports (4 front, 6 rear) provide ample connections for peripherals
- Built-in Optical Drive: Convenient access to CD/DVD media
- Legacy Port Support: Includes serial port and (2) PS/2 ports for compatibility with older equipment
- Audio Ready: (2) headphone/speaker jacks and (2) microphone jacks for audio connectivity
Reliable Performance for Business and Beyond
The Dell OptiPlex 990 Mini Tower is an ideal solution for offices, educational institutions, and home users seeking reliable computing power. Its quad-core i7 processor ensures smooth operation when running business applications, data analysis software, or general productivity tools. The mini tower form factor provides excellent expandability while maintaining a manageable footprint, making it suitable for environments where space and flexibility matter. With multiple expansion slots and generous USB connectivity, you can easily adapt this system to your specific requirements, whether that means adding dedicated graphics capabilities, additional storage, or specialized peripherals.
Technical Specifications
- Case Type: Mini Tower
- Processor: Intel Core i7-2600, 3.4GHz Quad Core
- Memory Type: DDR3
- Memory Slots: 4
- Hard Drive: 3.5" SATA
- Expansion Slots: (2) PCI-E x16, (1) PCI-E, (1) PCI
- Optical Drive: Yes
- Network: Ethernet
- USB Ports: 10 total USB 2.0 (4 front, 6 rear)
- Video Outputs: VGA (1), DisplayPort (1)
- Additional Ports: Serial (1), PS/2 (2), Headphone/Speaker (2), Microphone (2)
Why Buy from PC Liquidations
When you purchase this Dell OptiPlex 990, you're investing in quality computing backed by our commitment to excellence. Each unit undergoes a meticulous testing and inspection process to ensure reliable performance. With over 250,000 happy customers and a dedication to quality refurbishment, you can trust that your system will arrive ready to work.
All products come with warranties and our satisfaction guarantee, giving you peace of mind with your purchase. Whether you're outfitting an office, upgrading a workstation, or setting up a home computer, this refurbished Dell OptiPlex 990 delivers the performance and reliability you need at an outstanding value.
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 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 990 Mini Tower Technical Specs
| Case Type | Mini Tower |
|---|---|
| Processor | Intel Core i7 (i7-2600) 3.4GHz Quad Core Processor |
| Memory | DDR3 |
| Total Memory Slots | 4 |
| Hard Drive | 3.5" SATA |
| Expansion Slots | (2) PCI-E x16 (1) PCI-E (1) PCI |
| Optical Drive | Yes |
| Network Connection | Ethernet |
| Front USB Port(s) | 4 (2.0) |
| Rear USB Port(s) | 6 (2.0) |
| VGA Port(s) | 1 |
| DVI Port(s) | No |
| HDMI Port(s) | No |
| S-Video Port(s) | No |
| Firewire Port(s) | No |
| DisplayPort(s) | 1 |
| eSATA Port(s | No |
| SD Card Reader Port(s) | No |
| Serial Port(s) | 1 |
| Parallel Port(s) | No |
| PS/2 Port(s) | 2 |
| Headphone / Speaker Jack(s) | 2 |
| Microphone Jack(s) | 2 |
| Additional Features | None |
| Additional Part Numbers | None |
OptiPlex 990 Mini Tower 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.
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$147.99 – $172.99$189.99Save up to $15.00
