Hdmi versions refresh rate10/31/2023 ![]() Today, widespread video technologies such as 3D also require very high refresh rates in order to be able to display the material in good quality. For a long time, a high refresh rate was primarily desired by gamers in order to display games more smoothly. ![]() Thus, the higher this rate is, the smoother the displayed images appear, which increases the perceived image quality. The refresh rate – specified in Hz – stands for the factor frames per second. ![]() Meanwhile, 8K (7680 x 4320p) represents the highest resolution and thus shows the sharpest picture. The long common format VGA with a resolution of 640 x 480p has long been replaced by HD (1280 x 720p) or Full HD (1920 x 1080p). The image format describes the maximum screen resolution. The most important of these are image format, data rate and refresh rate. The different versions differ in various specifications. In addition, a poor data rate also affects the sound quality. It also influences the other two most important parameters at the same time: The higher it is, the better the image can be resolved and repeated. While Blu-Ray or HD were unknown terms to most people just 20 years ago, we are now at UHD 8K with a transfer rate of up to 48GBit/s. Since the first generation, HDMI 1.0, from 2002, the technology has undergone a strong change up to the 13th version – released in 2017. Peripheral devices such as receivers, Blu-Ray players, game consoles, or notebooks with HDMI jacks can be easily connected to the TV and the signals can be transmitted with virtually no loss of quality. HDMI – or High Definition Multimedia Interface – is an interface for digital data transmission of audio and video signals between electronic devices. This guide untangles the HDMI tangle for you. There are different versions with different requirements – and different cables. Almost every electronic device for data transmission has a corresponding connection. HDMI is nowadays the standard for digital data transmission for image and sound.
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