Fortunately, Nvidia is slowly but surely opening up its G-Sync technology to allow owners of FreeSync monitors to benefit from its Adaptive Sync approach with their Nvidia graphics card, and even permitting AMD Radeon GPUs to tap into the green team's proprietary tech.

Does G-Sync work with AMD FreeSync?

You cannot use G-Sync and HDR at the same time on a FreeSync monitor. And that's a bit of a bummer, as adaptive sync and HDR together is one of the key selling points of AMD's latest FreeSync 2 HDR tech. So if you own one of those monitors, you might want to switch to an AMD card.

Does G-Sync only work with DisplayPort?

Just like you need an Nvidia graphics card to use G-Sync, you need an AMD graphics card to use FreeSync. ... One of the standouts is that FreeSync work over HDMI and DisplayPort, (which also works over USB Type-C), but G-Sync only works with DisplayPort, unless you're using a G-Sync Compatible TV (more on that below).