Accelerated Graphics Port (AGP)
From HwB
AGP=Accelerated Graphics Port
Contents |
[edit] Pinout
132 PIN EDGE CONNECTOR at the computer.
| Pin | Name |
|---|---|
| A1 | +12 V dc |
| A2 | spare |
| A3 | Reserved* Ground |
| A4 | USB- |
| A5 | Ground |
| A6 | INTA# |
| A7 | RST# |
| A8 | GNT# |
| A9 | VCC 3.3 |
| A10 | ST1 |
| A11 | Reserved |
| A12 | PIPE# |
| A13 | Ground |
| A14 | Spare |
| A15 | SBA1 |
| A16 | VCC 3.3 |
| A17 | SBA3 |
| A18 | Reserved |
| A19 | Ground |
| A20 | SBA5 |
| A21 | SBA7 |
| A22 | Key |
| A23 | Key |
| A24 | Key |
| A25 | Key |
| A26 | AD30 |
| A27 | AD28 |
| A28 | VCC 3.3 |
| A29 | AD26 |
| A30 | AD24 |
| A31 | Ground |
| A32 | Reserved |
| A33 | C/BE3# |
| A34 | Vddq 3.3 |
| A35 | AD22 |
| A36 | AD20 |
| A37 | Ground |
| A38 | AD18 |
| A39 | AD16 |
| A40 | Vddq 3.3 |
| A41 | FRAME# |
| A42 | Spare |
| A43 | Ground |
| A44 | Spare |
| A45 | VCC 3.3 |
| A46 | TRDY# |
| A47 | STOP# |
| A48 | Spare |
| A49 | Ground |
| A50 | PAR |
| A51 | AD15 |
| A52 | Vddq 3.3 |
| A53 | AD13 |
| A54 | AD11 |
| A55 | Ground |
| A56 | AD9 |
| A57 | C/BE0# |
| A58 | Vddq 3.3 |
| A59 | Reserved |
| A60 | AD6 |
| A61 | Ground |
| A62 | AD4 |
| A63 | AD2 |
| A64 | Vddq 3.3 |
| A65 | AD0 |
| A66 | SMB1 |
| B1 | spare |
| B2 | +5 V dc |
| B3 | +5 V dc |
| B4 | USB+ |
| B5 | Ground |
| B6 | INTB# |
| B7 | CLK |
| B8 | REQ# |
| B9 | VCC 3.3 |
| B10 | ST0 |
| B11 | ST2 |
| B12 | RBF# |
| B13 | Ground |
| B14 | Spare |
| B15 | SBA0 |
| B16 | VCC 3.3 |
| B17 | SBA2 |
| B18 | SB_STB |
| B19 | Ground |
| B20 | SBA4 |
| B21 | SBA6 |
| B22 | Key |
| B23 | Key |
| B24 | Key |
| B25 | Key |
| B26 | AD31 |
| B27 | AD29 |
| B28 | VCC 3.3 |
| B29 | AD27 |
| B30 | AD25 |
| B31 | Ground |
| B32 | AD STB1 |
| B33 | AD23 |
| B34 | Vddq 3.3 |
| B35 | AD21 |
| B36 | AD19 |
| B37 | Ground |
| B38 | AD17 |
| B39 | C/BE2# |
| B40 | Vddq 3.3 |
| B41 | IRDY# |
| B42 | Spare |
| B43 | Ground |
| B44 | Spare |
| B45 | VCC 3.3 |
| B46 | DEVSEL# |
| B47 | Vddq 3.3 |
| B48 | PERR# |
| B49 | Ground |
| B50 | SERR# |
| B51 | C/BE1# |
| B52 | Vddq 3.3 |
| B53 | AD14 |
| B54 | AD12 |
| B55 | Ground |
| B56 | AD10 |
| B57 | AD8 |
| B58 | Vddq 3.3 |
| B59 | AD STB0 |
| B60 | AD7 |
| B61 | Ground |
| B62 | AD5 |
| B63 | AD3 |
| B64 | Vddq 3.3 |
| B65 | AD1 |
| B66 | SMB0 |
[edit] Speeds
| Speed | Clockrate | Voltage | Teoretical bandwidth |
|---|---|---|---|
| AGP 1x | 66 MHz | 1.5V or 3.3V | 266 MB/s |
| AGP 2x | 2x66 MHz | 1.5V or 3.3V | 533 MB/s |
| AGP 4x | 2x133 MHz | 1.5V | 1066 MB/s |
| AGP 8x | 2x266 MHz | 0.8V | 2133 MB/s |