Delta M815-MX Series Manual page 40

System BIOS Cacheable
If Enabled, results in better system performance by permitting caching of the system
BIOS ROM at F0000h-FFFFFh. Any program which tries to write to this memory
area, however, may cause a system error. The available options for System BIOS
Cacheable are : [Enabled] [Disabled].
Video BIOS Cacheable
If Enabled, increases video performance by caching video memory. The available
options for Video BIOS Cacheable are : [Enabled] [Disabled].
CPU Latency Timer
This option only appear if the USB Controller option is set to Enabled. The settings
are as follows:
[Enabled] : The CPU cycle is only deferred after being held in Snoop Stall for 31
clocks and after another ADS# signal has arrived.
[Disabled] : The CPU cycle is deferred immediately after receiving another ADS#
signal.
The available options for CPU Latency Timer are : [Enabled] [Disabled].
Delayed Transaction
The chipset has an embedded 32-bit posted write buffer to support delay transac-
tions cycles. Select Enabled to support compliance with PCI specification version 2.
1. The available options for Delayed Transaction are : [Enabled] [Disabled].
On-Chip Video Window Size
The option specifies the amount of cache available for the graphics local memory
window. The available options for On-Chip Video Window Size are : [64MB] [32MB]
[Disabled].
AGP Graphics Aperture Size
Select the size of the Accelerated Graphics Port (AGP) aperture. 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
translations. See www.agpforum.org for AGP information. The available options for
AGP Graphics Aperture Size are : [64MB] [32MB].
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M815-MX Series User's Manual