Questions about products? Bulk orders? * Call 888-654-3376 * Live Chat
PCLiquidations - Refurbished IT since 1991
Home » Desktop Computers » Dell » OptiPlex 790 SFF Computer
Dell OptiPlex 790 SFF Computer i5-2400 Windows 10 - Grade A

Dell OptiPlex 790 SFF Computer i5-2400 Windows 10 - Grade A

SKU 26633 Optiplex 790 Refurbished
Was $192.99 You Save $20.00
Only 1 Left!

Select Options
1 Year
  • 15,000+
    5 Star Reviews
  • Free Shipping on Orders of $500+ in Continental US
    Free Shipping on Orders of $500+ *
  • Satisfaction Guaranteed
    Satisfaction Guaranteed
Have one to sell?
Item Information

The OptiPlex 790 flexible desktop solution is designed for advanced performance and efficient collaboration. It enables business-class control that helps ensure IT saves time and money and the remote management technology also helps simplify systems management and protect your data.


  • Intel Core 2nd Gen Processors
  • Integrated Intel® HD Graphics 2000
  • Trusted Platform Module (TPM) 1.2
  • Gigabit Ethernet
  • Mini Tower

Front I/O

  • 4x USB 2.0
  • 1x 3.5mm Headphone
  • 1x 3.5mm Microphone

Rear I/O

  • 6x USB 2.0
  • 1x VGA
  • 1x DisplayPort
  • 1x Serial
  • 1x RJ-45
  • 2x PS/2
  • 1x 3.5mm Line in
  • 1x 3.5mm Line out


  • Dell Computer
  • Power Cable


  • Operating System

Still not what you are looking for?

Check out these product lines for easier results!

Operating System

Dell OptiPlex 790 SFF Computer i5-2400 Windows 10 - Grade A

  • These computers will ship with Windows 10 Home Edition unless a different selection is made in the options above


  • Computers ordered with a Windows operating system include all of the necessary device drivers
  • Device drivers can also be found on the manufacturer's website and are available for download
Dell OptiPlex 790 SFF Computer i5-2400 Windows 10 - Grade A
Our grading criteria is based solely on cosmetic condition. Products classified with lower grades will have more notable cosmetic blemishes, however, all grades are tested and cleaned to have the same functionality and performance as well as the same warranty.

Grade A

Signs of limited usage - Very little wear. Any screens are free of imperfections.

The Dell OptiPlex 790 Small Form Factor (SFF) delivers everything you need to keep your workforce productive. It comes equipped with a power-efficient Intel Core i5 processor, a generous amount of high-speed DDR3 memory, and massive hard drive storage to get business tasks done quickly. Remote management, easy IT control, and advanced security features ensure your business runs smoothly and safely.

The Optiplex 790 Small Form Factor also comes with a comprehensive range of analog and digital ports that provide virtually all the connectivity options you'll need over the course of the day: 1 Serial, 1 VGA, 1 DisplayPort 10, and USB 2.0. Other features include an optical drive, Gigabit Ethernet, and front and rear headphones and microphone jacks.

This computer is built to last and designed to fit your workspace. These desktops offer durability and style. They’re tools designed to integrate seamlessly into virtually any office environment, on nearly any size desk, featuring a consistent look across all models.

The unit does not come with an operating system (OS). Windows 10 Home and Windows 10 Professional operating systems are available for purchase. PC Liquidations also offers optional upgrades such as more RAM, a video card, and additional storage space, for users who want higher performance.

Our grading criteria is based solely on cosmetic condition. Products classified with lower grades will have more notable cosmetic blemishes. However, all grades are tested and cleaned to have the same functionality and performance as well as the same warranty.

Frequently Asked Questions

How Old Is the Dell OptiPlex 790?

This high-performance work desktop has been around since 2011, making the model about 9 years old in 2020. The model belongs to the mainstream line of the fourth series of a business-oriented line of desktop computers marketed to enterprise, government, and education markets. According to Purdue University, the American computer brand would release a new model in the series approximately every 12 to 18 months.

Is a Dell OptiPlex 790 Good for Gaming?

The OptiPlex 790 is best used as a work computer, although the specs can be upgraded to make the desktop suitable for gaming.

Does Dell OptiPlex 790 Have Wi-Fi?

This model does not have a built-in Wi-Fi card. You can have your unit installed with Wi-Fi and Bluetooth connectivity for an additional fee. PC Liquidations also offers optional features, such as a DVD-RW or Blu-Ray optical drive, a video card for HD graphics, storage space expansion, bigger RAM, and a genuine Windows 10 Home or Windows 10 Professional OS.

We also carry peripheral devices to complete your desktop. These include computer mice, keyboards, speakers, gaming headsets, and Microsoft Office software.

Does Dell OptiPlex 790 Have HDMI?

This desktop model includes a VGA port, a serial port, a display port, and front and rear USB 2.0 ports. To connect with an HDMI cable, you will need to use an HDMI to VGA adapter.

Order a Refurbished Dell Optiplex 790 Desktop and Enjoy More Savings!

Got questions? Call our customer service representatives at our toll-free number 888-654-3376. For international calls, dial 904-730-9290. We are available to answer any questions and concerns Monday through Friday. You can also reach us via email at

UPC: 00741533671373

OptiPlex 790 SFF Computer Technical Specs

Case TypeSmall Form Factor
ProcessorIntel Core i5 (i5-2400) 3.10 GHz Quad Core Processor
Memory4GB DDR3
Total Memory Slots4
Hard Drive128GB 3.5" SATA
Expansion Slots(2) PCI-E x16 Half Height
Optical DriveYes
Network ConnectionsGigabit 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
eSATA Port(s)0
SD Card Reader Port(s)0
Serial Port(s)1
Parallel Port(s)0
PS/2 Port(s)2
Headphone / Speaker Jack(s)2
Microphone Jack(s)2

OptiPlex 790 SFF Computer Parts & Accessories

No Hassle Return Policy & PC Certified Guarantee

Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.

If you need assistance finding a different product our awesome staff is ready to help. Contact us for expert support.

  • Item(s) must be returned within 30 days from invoice date.
  • Item(s) must be received in original condition preferably in the same packing materials.
  • Item(s) should be securely packed for safe return.
  • The purchaser is responsible for all shipping costs and insurance.


  • Products usually ship within two business days after payment. If you have a rush order, or need an item delivered on Saturday please call to request faster shipping.
  • All products are shipped and delivered on business days.
  • Fixed or free shipping offer does not apply to items shipped on pallets, please call for rates on those items. Free shipping offers only apply to the continental US.


9am-5pm EST

140 Stockton St.
Jacksonville, FL 32204

Special Deals & Savings!

Sign up to receive money saving deals & sales
Microsoft Registered Refurbisher Customer Reviews
© 2001-2023, All rights reserved, All trademarks held by their respective owners, Privacy Policy - Accessibility Policy