SUPERIOR STABILITY: Built-in advanced IC chip converts DisplayPort signal to HDMI signal; It is NOT a bi-directional converter and cannot transmit signals from HDMI Source to DisplayPort Monitor.
displayport,
Dell Optiplex 9020 Small Form Factor Desktop with Intel Core i7-4770 Upto 3.9GHz, HD Graphics 4600 4K Support, 32GB RAM, 1TB SSD, DisplayPort, HDMI, Wi-Fi, Bluetooth – Windows 10 Pro (Renewed)
With a small form factor design, the Dell Desktop Computer provides the workstation performance you need without taking up too much desk space
Plugable Active DisplayPort to HDMI Adapter, Driverless Connect Any DisplayPort-Enabled PC or Tablet to an HDMI Monitor, TV or Projector for Ultra-HD Streaming (HDMI 2.0 up to 4K 3840×2160 @60Hz)
Displayport to HDMI Adapter – Converts a DisplayPort output on your laptop or desktop to HDMI for easy connection to an HDMI capable display, monitor, or HDTV