Abit DigiDice AB-2003, User Manual

Page: 71 / 104

BIOS Setup 4-11
AGP Aperture Size:
This option specifies the amount of system memory that can be used by the AGP
device. The aperture is a portion of the PCI memory address range dedicated for
graphics memory address space.
Init Display First:
This item selects to initialize AGP or PCI Slot first when the system boots.
[AGP]: When the system boots, it will first initialize AGP.
[PCI Slot]:
When the system boots, it will first initialize PCI.
Game Accelerator:
This item selects the mode for Game Accelerator among the options of [Auto],
[Turbo], [Street Racer], and [F1].
NOTE: The option [Street Racer] and [F1] mode will stress the DDR memory
critically; not every kind of DDR memories could be stable with these two options.
[Turbo] mode is okay for most of DDR memories.
Refresh Cycle Time:
This item determines the DRAM Refresh Cycle among [Auto], [Normal], [Enhanced],
[Strengthened], and [Aggressive].
Read Delay (tRD):
This item determines the timing of DRAM Read Delay.
Read delay Adjust(tRDA):
This item determines to adjust the timing of DRAM Read Delay.
Command Per Clock(CPC):
This item determines the address command timing according to the DRAM strobe
clock.
On-Chip VGA:
This option enables or disables the on-chip VGA controller.
Frame Buffer Size:
This option selects the size of on-chip frame buffer.
User’s Manual