AGP (Accelerated Graphics Port) is a 32-bit dedicated graphics bus at 66 MHz providing 1x/2x/4x/8x modes up to 2132 MB/s. Used exclusively for GPU cards from 1997 to 2006 before PCIe replaced it.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | GND | Ground | GND |
| 2 | VCCSB | 3.3V standby | PWR |
| 3 | GND | Ground | GND |
| 4 | USB+ | USB data positive (some boards) | BUS |
| 5 | USB- | USB data negative | BUS |
| 100 | VCC | 3.3V or 1.5V supply | PWR |
| 172 | GND | Ground | GND |
AGP (Accelerated Graphics Port) is a 32-bit dedicated graphics bus at 66 MHz providing 1x/2x/4x/8x modes up to 2132 MB/s. Used exclusively for GPU cards from 1997 to 2006 before PCIe replaced it.