User Manual version 2503

uMEMORY FREQUENCY FOR

uSYSTEM BIOS CACHEABLE:

When Enabled is selected, it allows caching of the system BIOS ROM at F0000h-FFFFFh, resulting in better system performance.

However, if any program writes to this memory area, a system error may occur.

The choice: Enabled or Disabled.

uVIDEO BIOS CACHEABLE

When Enabled is selected, it allows caching of the Video RAM, resulting in better system performance. However, if any program writes to this memory area, a system error may occur.

The choice: Enabled or Disabled.

uMEMORY HOLE AT 15M-16M:

You can reserve this area of system memory for ISA adapter ROM. When this area is reserved, it cannot be cached. The user information of peripherals that need to use this area of system memory usually discusses their memory requirements.

uDELAYED TRANSACTION

uDELAY PRIOR TO THERMAL

uAGP APERTURE SIZE (MB)

This category selects the size of 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 Choice: 4M, 8M, 16M, 32M, 64M, 128M & 256M.

uDISPLAY CACHE FREQUENCY

uSYSTEM MEMORY FREQUENCY

uON-CHIP VIDEO WINDOWS SIZE

5-88

LIBRA 120 III (PC620 Intel 815E)

PDF created with pdfFactory trial version www.pdffactory.com

Page 98
Image 98
March Products 120 III (PC620) Memory Frequency for System Bios Cacheable, Video Bios Cacheable, Memory Hole AT 15M-16M