Biostar P4TPT Bios Setup Manual page 15

P4TPT BIOS Setup
Delayed Transaction
The chipset has an embedded 32-bit posted write buffer to support delay transactions cycles.
Select Enabled to support compliance with PCI specification version 2.1.
The Choices: Enabled (default), Disabled.
AGP Aperture Size (MB)
Select the size of the Accelerated Graphics Port (AGP) aperture. The apertures 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: 64 (default), 4, 8, 16, 32, 128, 256.
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