High-definition video

High-definition video, or HD video, refers to higher resolution video in specifications that has been superseding traditional television. Video resolutions of 4K and above are referred to as ultra high-definition video (UHD).
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==Specifications==
===High-definition===
Name 	Resolution 	Corresponding Apple product 	Year
(Standard HD)	1280 x 720 	15-inch PowerBook G4 (1280 x 854) 	2002
/ (Full HD) 	1920 x 1080	23-inch Cinema HD Display (1920 x 1200)	2002
(Quad HD) 	2560 x 1440	27-inch Intel-based iMac (2560 x 1440) 	2009
===Ultra high-definition===
Name 	Resolution 	Corresponding Apple product 	Year
() 	3840 x 2160	21.5-inch iMac with Retina display (4096 x 2304)	2015
() 	5120 x 2880	27-inch iMac with Retina display (5120 x 2880) 	2014
3240p ()	6144 x 3240	32-inch Pro Display XDR (6016 × 3384) 	2019
4320p ()	7680 x 4320	 	
==External links==
*Change your Mac display’s resolution at Apple Support
*Apple devices resolutions at Visually
*HDTV buying guide: Specifications by Alfred Poor at Macworld (2009-12-08)
*HDTV (High Definition Television) at TechTerms
* at Wikipedia
Category:Graphical terminology