Difference between VGA and SVGA

VGA: VGA stands for Video Graphic Array as a graphic standard for video was first developed by IBM in 1987. VGA specifies the types of cable, parts and connectors which are used to connect video devices with the video card. In standard graphics mode it gives 640x480 resolution 16 colors or 320x200 resolutions in 256 colors. In standard text mode it gives the resolution of 720x400 in 16 color.

• Total color 262,144.
• 25.175 MHZ or 28.322 MHZ master pixel clock
• Refresh rates up to 70 HZ.
• Highest 640 horizontal pixels.
• Highest 480 lines.
• Split screen support.
• Patched pixel mode maximum 256 colors.
• Planar mode maximum 16 colors.
• Smooth scrolling support for Hardware.

SVGA: SVGA stands for Super Video Graphic Array is also known as ultra VGA. It was first developed by VESA (Video electronic standard association) in 1988. It is actually extension of VGA. At the first time SVGA gives a resolution of 800*600 pixel which is 56% more than VGA maximum resolution. In that version it was capable to display 800*600 bit pixels and each pixel is able to a variety of 16 colors. The sirs version of SVGA was going to be replaced with super GA out the idea of providing unique names for each upgrade was discarded. Almost all display system developed between the late 90s to the early 2000s were named SVGA.