Asus P4T P4T User Manual - Page 60

Chip Configuration

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4. BIOS SETUP 4.4.1 Chip Configuration 4. BIOS SETUP Chip Configuration RDRAM Pool B State [Nap] This sets the operating state of the RDRAM devices in Pool B. Selecting [Nap] allows the RDRAM in Pool B to enter power-saving mode. [Standby] allows the RDRAM in Pool B to return to the working state quickly. AGP Fast-Write [Enabled] This controls the AGP fast-write function. Configuration options: [Enabled] [Disabled] Graphics Window Size [64MB] This feature allows you to select the size of mapped memory for AGP graphic data. Configuration options: [4MB] [8MB] [16MB] [32MB] [64MB] [128MB] [256MB] Video Memory Cache Mode [UC] USWC (uncacheable, speculative write combining) is a new cache technology for the video memory of the processor. It can greatly improve the display speed by caching the display data. You must set this to UC (uncacheable) if your display card cannot support this feature; otherwise your system may not boot. Configuration options: [UC] [USWC] Memory Hole At 15M-16M [Disabled] This field allows you to reserve an address space for ISA expansion cards that require it. Setting the address space to a particular setting will make that memory space unavailable to the system. Expansion cards can only access memory up to 16MB. Configuration options: [Disabled] [Enabled] 60 ASUS P4T User's Manual

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ASUS P4T User’s Manual
60
4. BIOS SETUP
4. BIOS SETUP
Chip Configuration
4.4.1 Chip Configuration
RDRAM Pool B State [Nap]
This sets the operating state of the RDRAM devices in Pool B. Selecting [Nap]
allows the RDRAM in Pool B to enter power-saving mode. [Standby] allows the
RDRAM in Pool B to return to the working state quickly.
AGP Fast-Write [Enabled]
This controls the AGP fast-write function. Configuration options: [Enabled] [Dis-
abled]
Graphics Window Size [64MB]
This feature allows you to select the size of mapped memory for AGP graphic data.
Configuration options: [4MB] [8MB] [16MB] [32MB] [64MB] [128MB] [256MB]
Video Memory Cache Mode [UC]
USWC (uncacheable, speculative write combining) is a new cache technology for
the video memory of the processor. It can greatly improve the display speed by
caching the display data. You must set this to UC (uncacheable) if your display card
cannot support this feature; otherwise your system may not boot. Configuration op-
tions: [UC] [USWC]
Memory Hole At 15M-16M [Disabled]
This field allows you to reserve an address space for ISA expansion cards that re-
quire it. Setting the address space to a particular setting will make that memory
space unavailable to the system. Expansion cards can only access memory up to
16MB. Configuration options: [Disabled] [Enabled]