 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
| • |
AGP protocol
transactions issued by the GPU
|
|
destined for the
AGP Aperture are not
|
|
|
snooped on the
FSB
|
|
|
|
– |
reduces latency
and FSB traffic.
|
|
|
|
– |
software manages
coherency
|
|
|
|
– |
allocate memory
type as either UC, or USWC and
|
|
|
flush WC buffers
prior to GPU access
|
|
|
| • |
There is no
ordering between AGP and PCI
|
|
|
transactions on
the AGP bus
|
|