The Samsung RU8000 is a slightly improved version of the RU7100 and is similar to the Q60R to confuse. It is similar to the RU7100 in terms of image characteristics, panel and smart features. What makes it different, however, is the frame rate and the gaming features. 120 HzHertz is the derived SI-unit of frequency with 1Hz=1/s – When talking about TVs this means how many different pictures a TV can display in one second. panels from 55 inches and VRRVariable Refresh Rate – synchronizes the display’s refresh rate with the output refresh rate of the graphics card through FreeSyncVariable Refresh Rate with AMD graphics cards or consoles should please gamers with an Xbox One X / S or PC gamers with AMD graphics cards.