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Chapter 2
CAS Latency Setting
When synchronous DRAM is installed, the number of clock cycles of
CAS latency depends on the DRAM timing.
The Choices: 2.5T (default), 2T, 3T.
DRAM Addr/Cmd Rate
This item allows you select DRAM Addr/Cmd Rate
The Choices: Auto Mode(default), 1T, 2T, 2.5T(Optional).
Prefetch Caching
This item allows you enable/disable Prefetch Caching.
The Choices: Enabled (default), Disabled.
Memory Hole at 15M-16M
When enabled, you can reserve an area of system memory for ISA adapter ROM.
When this area is reserved , it cannot be cached. Refer to the user documentation of
the peripheral you are installing for more information.
The Choices: Disabled (default), Enabled.
AGP 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
translation.
The Choices: 4M, 8M,16M, 32M, 64M (default), 128M, 256M.
Graphic Window WR Combin
This item allows you enable/disable Graphic Window WR Combin.
The Choices: Enabled (default), Disabled.
2-14
BIOS Setup
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