Foxconn 655A01-FX-6LRS - Manual (Page 54)

Chapter 3 BIOS Description
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655A01 Series User Manual
AGP Aperture Size (Default: 64 MB)
This option defines the size of the aperture if you use an AGP graphics adapter.
The aperture is a portion of the PCI memory address range dedicated for
graphic memory address space.
Graphic Window (CACHE WC) (Default: Disabled)
This option is used to disable or enable Graphic Window (CACHE WC).
AGP & P2P Bridge Control Menu