VGA, DVI, HDMI, and DisplayPort are all types of computer display connectors. They are used to connect a computer to a monitor or TV in order to display images.
VGA (Video Graphics Array) is the oldest of these connectors and is an analog connection that is capable of transmitting a maximum resolution of 640 x 480 pixels. VGA connectors are now being phased out, as they do not support the higher resolutions that are now standard in most displays.
DVI (Digital Visual Interface) is a digital connection that can transmit video signals in either digital or analog format. DVI connectors come in three types: DVI-A (analog only), DVI-D (digital only), and DVI-I (both digital and analog). DVI connectors can transmit a maximum resolution of up to 1920 x 1200 pixels.
HDMI (High-Definition Multimedia Interface) is a digital connection that can transmit both video and audio signals. HDMI connectors are commonly used in home theater systems and can transmit a maximum resolution of up to 4096 x 2160 pixels (4K).
DisplayPort is also a digital connection that can transmit both video and audio signals. DisplayPort connectors are commonly used in high-end computer systems and can transmit a maximum resolution of up to 7680 x 4320 pixels (8K).
In terms of differences, VGA and DVI are older connectors and do not support the higher resolutions that are now standard in most displays. HDMI and DisplayPort are both digital connectors that support higher resolutions, but DisplayPort is generally considered to be more advanced and offers higher bandwidth and more features than HDMI.
Overall, the choice of connector will depend on the specific needs and requirements of the user. If you have an older display, a VGA or DVI connector may be sufficient, but for higher resolutions and more advanced features, HDMI or DisplayPort may be a better choice.
hdmi 2.0, 2.1?
HDMI 2.0 and HDMI 2.1 are newer versions of the HDMI (High-Definition Multimedia Interface) standard, which are designed to provide higher bandwidth and support for more advanced features than earlier versions of HDMI.
HDMI 2.0 was released in 2013 and is capable of supporting a maximum bandwidth of 18 Gbps (gigabits per second), which allows it to transmit 4K video at 60 frames per second (fps) and 1080p video at up to 240 fps. It also supports High Dynamic Range (HDR) and 21:9 aspect ratio.
HDMI 2.1, which was released in 2017, provides even higher bandwidth of up to 48 Gbps, which enables it to transmit 4K video at 120 fps, 8K video at 60 fps, and 10K video at 30 fps. It also supports Variable Refresh Rate (VRR), Quick Frame Transport (QFT), Quick Media Switching (QMS), and eARC (enhanced Audio Return Channel) for improved audio quality.
Overall, the main difference between HDMI 2.0 and HDMI 2.1 is their bandwidth capacity and the advanced features that HDMI 2.1 supports. HDMI 2.1 is designed to support the latest and most demanding video and audio technologies, making it a better choice for high-end home theater systems, gaming, and other applications where the highest quality video and audio are required.
DisplayPort 1.2, 1.4?
DisplayPort 1.2 and 1.4 are different versions of the DisplayPort standard, which is a digital display interface used to connect a computer to a monitor or other display device.
DisplayPort 1.2 was released in 2009 and is capable of supporting a maximum bandwidth of 17.28 Gbps, which allows it to transmit 4K video at 60 frames per second (fps) and 1080p video at up to 240 fps. It also supports Multi-Stream Transport (MST) for daisy-chaining multiple displays, and DisplayPort Audio for transmitting audio signals over the same cable.
DisplayPort 1.4, which was released in 2016, provides higher bandwidth of up to 32.4 Gbps, which enables it to transmit 4K video at 120 fps, 8K video at 60 fps, and 10K video at 30 fps. It also supports High Dynamic Range (HDR) and Display Stream Compression (DSC) for better color depth and reduced bandwidth requirements.
Overall, the main difference between DisplayPort 1.2 and 1.4 is their bandwidth capacity and the advanced features that DisplayPort 1.4 supports. DisplayPort 1.4 is designed to support the latest and most demanding video and audio technologies, making it a better choice for high-end gaming, professional graphics work, and other applications where the highest quality video and audio are required. However, DisplayPort 1.2 is still widely used and is capable of meeting the needs of most consumers and businesses.