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Chapter 4 System Support
Compaq Deskpro EXS and Workstation 300 Personal Computers
Featuring the Intel Pentium 4 Processor
First Edition - December 2000
4-14
4.3.3 AGP CONNECTOR
Figure 4-8. 1.5-Volt AGP Bus Connector
Table 4-6. AGP Bus Connector Pinout
Table 4-6.
AGP Bus Connector Pinout
Pin A Signal B Signal Pin A Signal B Signal Pin A Signal B Signal
01 +12 VDC OVRCNT- 23 GND GND 45 KEY KEY
02 Type Det- 5.0 VDC 24 Reserved VDD3 Aux 46 TRDY- DEVSEL-
03 Reserved 5.0 VDC 25 VDD3 VDD3 47 STOP- VDDQ
04 USB- USB+ 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 CLK 29 PAD26 PAD27 51 PAD15 CBE1-
08 GNT- REQ- 30 PAD24 PAD25 52 VDDQ VDDQ
09 VDD3 VDD3 31 GND GND 53 PAD13 PAD14
10 ST1 ST0 32 AD_STB1- AD_STB1 54 PAD11 PAD12
11 Reserved ST2 33 CBE3- PAD23 55 GND GND
12 PIPE- RBF- 34 VDDQ VDDQ 56 PAD09 PAD10
13 GND GND 35 PAD22 PAD21 57 CBE0- PAD08
14 WBF- Reserved 36 PAD20 PAD19 58 VDDQ VDDQ
15 SBA1 SBA0 37 GND GND 59 AD_STB0- AD_STB0
16 VDD3 VDD3 38 PAD18 PAD17 60 PAD06 PAD07
17 SBA3 SBA2 39 PAD16 CBE2- 61 GND 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 KEY KEY 64 VDDQ VDDQ
21 SBA7 DBA6 43 KEY KEY 65 PAD00 PAD01
22 Reserved Reserved 44 KEY KEY 66 VREFGC VREFCG
NOTES:
NC = Not connected
VDDQ = 1.5 VDC, as determined by system board grounding of Type Det- signal (pin A02).
B94
A94
B66
A66
A
1
B1
A41 A46
B41 B46