Got one to sell?

Get it in front of 160+ million buyers.

Everything You Need to Know About the Dell OptiPlex 790

The Dell OptiPlex 790 is an exciting desktop PC series that is available in a number of different configurations. Opt for a full tower or choose the ultra small form factor, which is perfect as an HTPC. Whatever your preference, you're sure to find affordable options in both new and pre-owned conditions as well as all of the accessories that you may need right here at eBay.

What is the difference between the OptiPlex 790 versions?

In addition to the choice of the i3, i5, or i7 processor, the Dell OptiPlex 790 is offered with a number of different options. This series offers four DDR3 memory slots, and you can opt for as much as 16GB or as little as 4GB. Memory speeds range from 1066 to 1333 MHz. These computers include multiple USB 2.0 ports by default, but you have the option to add multiple USB 3.0 ports via a PCIe card. Furthermore, this series is sold in four physical configurations:

  • Desktop
  • Mini-Tower
  • Small Form Factor
  • Ultra Small Form Factor
What accessories are available for the OptiPlex 790?

The Dell OptiPlex 790 is available as a standalone computer tower as well as in various packages. While the packages often include Dell-branded accessories, you can opt for third-party accessories as well. Typical accessories that Dell includes with its OptiPlex 790 computers are:

  • Monitor
  • Speakers
  • Microphone
  • External hard drives
  • Keyboard and mouse
Does the OptiPlex 790 support Windows 10?

Yes. Note that Dell originally shipped the OptiPlex 790 with various versions of Windows 7, and this is the operating system that should be expected unless explicitly stated otherwise. The 790 does, however, support Windows 10 because per Microsoft, the minimum system requirements are a processor that operates at a frequency of 1 GHz or higher. All of the CPUs included in all versions of the 790 were well above 1 GHz, so you can upgrade to Windows 10 or even purchase a 790 with it preinstalled.

What is the Dell OptiPlex 790?

OptiPlex is a Genuine Dell desktop series that's intended for business use as well as high-end home use. The 790 subseries was introduced in 2011 and includes motherboards with the Intel Q65 chipset as well as second-generation Intel Core i3, i5, and i7 processors. These computers are sold as standalone towers and in configurations all the way up to all-in-one. Integrated graphics are included by default, and discreet graphics by AMD are offered as an upgrade. Other features include:

  • DVD-ROM or DVD+/-RW
  • 10 external USB 2.0 ports
  • 19-in-1 media card reader
  • Wired and wireless network adapters
Content provided for informational purposes only. eBay is not affiliated with or endorsed by Dell.
Tell us what you think - opens in new window or tab