SvennoJ on 16 December 2016
Use Google ;)
http://www.gamepur.com/guide/25285-best-hdr-and-4k-gaming-settings-samsung-ks8000-hdtv-ps4-pro-and-ps4.html
https://www.playstation.com/en-gb/get-help/help-library/system---hardware/sound---screen/ps4--how-to-get-hdr/
Uncharted 4 and Infamous first light support HDR on ps4.
Perhaps others too
http://ca.ign.com/wikis/playstation-4/PS4_Pro_Game_Upgrades_and_Differences
Yet it doesn't state whether HDR is available on base ps4 as well
