The port ran well even on a 12 MHz 286 and needed only a VGA card.
All other frequencies used by the VGA card are derived from this value by integer multiplication or division.
In order to use the first Mach8 coprocessor cards, a separate VGA card was required.
This is claimed to be the fastest VGA card in the world.
The system works through a VGA card inserted into a slot inside the computer.
As a dedicated server it's available with a much simpler 256Kb VGA card with mono display.
One thing it can't spot is the amount of video RAM on your VGA card.
Some VGA cards are quicker than others, especially those with fixed function graphics accelerator chips.
Support systems with multiple VGA cards.
A VGA card is also built into the motherboard.