Using an i Mac as a monitor Amazon Basics 4 K Mini Display Port to Display Port Cable 6 Feet Black

Using an iMac as a monitor, Display Amazon Basics 4K Mini DisplayPort to DisplayPort Cable 6 Feet Black (01252022) Cost: Using my 27 inch late 2009 iMac as a Display for my PC. But also using the iMac as a computer, as well as a display. Video Card is an RTX 2080 Ti imac running Sierra, Monitor displays 2K (2560x1440) 60Hz Amazon: Use your iMac as a display with target display mode Apple website info: