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Technical Reference Guide
.3.3 AGP CONNECTOR
nector
able 4-7. AGP Bus Connector Pinout
4
B66
B1
A66
A1
Figure 4-8. Universal AGP Bus Con
T
Table 4-7.
AGP Bus Connector Pinout
Pin
A Signal
B Signal Pin A Signal B Signal
B94
A94
Pin A Signal B Signal
01 +12 VDC OVRCNT- 23 GND GND 45 VDD3 VDD3
02 Type Det- VDD 24 NC VDD3 Aux 46 TRDY- DEVSEL-
03 NC VDD 25 VDD3 VDD3 47 STOP- VDDQ
04 USBN USBP 26 PAD30 PAD31 48 PME- PERR-
05 GND GND 27 PAD28 PAD29 49 GND GND
06 INTA- INTB- 28 VDD3 VDD3 50 PAR SERR-
07 RESET 26 PAD27 51 PAD15 CBE1- CLK
REQ
VDD
29 PA
30 P
D
AD
ND
D_
33 CBE3-
34 VDDQ
08 GNT- - 24 PAD25 52 VDDQ VDDQ
09 VDD3 3 GND 53 PAD13 PAD14 31 G
32 A10 ST1 _STB1 54 PAD11 PAD12 STB1- ADST0
1 ST2 PAD23 D GND 1 NC 55
56
GN
PA
5 CB
VD
D
60 PAD06
61 G
12 PIPE- RBF- VDDQ D09 PAD10
13 GND GND 35 PAD22 PAD21 E PAD08 7
58
59 A
0-
14 36 PAD20 PAD19 VDDQ WBF- NC DQ
15 SBA1 SBA0 37 GND GND _STB0- AD_STB0
16 VDD3
17 SBA3
VDD3 38 PAD18 PAD17 PAD07
SBA2 39 PAD16 CBE2- ND GND
18 SB_STB- SB_STB 40 VDDQ VDDQ 62 PAD04 PAD05
19 GND GND 41 FRAME- IRDY- 63 PAD02 PAD03
20 SBA5 SBA4 42 NC VDD3 Aux 64 VDDQ VDDQ
21 SBA7 DBA6 43 GND GND 65 PAD00 PAD01
22 NC NC 44 NC NC 66 VREFGC VREFCG
NOTES;
VDDQ = 3.3 VDC when TYPE DET- is left open by AGP 1X/2X card.
1.5 VDC when TYPE DET- is grounded by AGP 4X card.
NC = Not connected
VDDQ =
Compaq Evo and Workstation Personal Computers
Featuring the Intel Pentium 4 Processor
Second Edition - January 2003
4-15