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Chapter 7 LANDesk User Guide
AI5VG Pentium VP3 Baby AT Motherboard User’s Manual 41
Cache Timing
This field sets the timing of the cache in the system. The options are
Fast
and
Fastest
. By default, this field is set to
Fast
.
Video BIOS Cacheable
When enabled, access to video BIOS addressed at C0000H to C7FFFH
are cached, provided that the cache controller is enabled.
System BIOS Cacheable
When enabled, access to the system BIOS ROM addressed at
F0000H-FFFFFH are cached, provided that the cache controller is
enabled.
Memory Hole at 15MB Addr.
In order to improve performance, certain space in memory can be
reserved for ISA cards. This field allows you to reserve 15MB to 16MB
memory address space to ISA expansion cards. This makes memory from
15MB and up unavailable to the system. Expansion cards can only access
memory up to 16MB. By default, this field is set to
Disabled.
AGP
This field enables or disables the AGP (Accelerated Graphics Port)
function on the motherboard. The default setting is
Enabled.
Aperture Size
The field sets aperture size of the graphics. The aperture is a portion of
the PCI memory address range dedicated for graphics memory address
space. Host cycles that hit the aperture range are forwarded to the AGP
without any translation. The options available are
4M
,
8M
,
16M
,
32M
,
64M
,
128M
and
256M
. The default setting is
64M
.
OnChip USB
This field allows you either to enable or disable the USB function. By
default, this field is set to
Disabled.