VESA Releases DisplayPort 1.3 Standard: 50% More Bandwidth, New Features. 16 September 2014. Retrieved 15 September 2016. DisplayPort Active-Sync remains an optional part of the specification, so Adaptive-Sync availability will continue to be on a monitor-by-monitor basis as a premium feature.
VESA Releases DisplayPort™ 1.3 Standard. Video Electronics Standards Association (VESA). 15 September 2014. Archived from the original on 12 August 2017. Retrieved 27 January 2016.