Nvidia VCQFX4500X2, Quadro FX 4500 X2 Supplementary Manual

Additional Power Requirements

NVIDIA FX 4500 X2 by PNY Technologies

The NVIDIA Quadro FX 4500 X2 graphics board is a performance optimized high-end board. Power is
taken from the PCI Express host bus and the auxiliary power connector. Without auxiliary power the NVIDIA
Quadro FX 4500 X2 graphics board will run in emergency power mode with very low speed to be compliant
with PCI Express specification of 75 W maximum via on port GPU_SLOW. For full performance, an external
PCI Express power connector must be attached giving an additional 75 W through the 6-pin power
connectors. The total input power will be 145 W maximum. A power supply 400 Watts or higher with a 12V
Current rating of 27A is recommended.

* Maximum Power Consumption 145 Watts

Power by Rail

Table 6 – power supply by rail numbers.

12 V Voltage Volts 12
12 V Current Amps 3.12
12 V Power Watts 37.4
3V3Voltage Volts 3.3
3V3 Current Amps 0
3V3 Power Watts 0

P278 12 V Voltage Volts 12
P278 12 V Current Amps 3.12
P278 12 V Power Watts 37.4
P378 12 V Voltage Volts 3.3
P378 12 V Current Amps 0
P378 12 V Power Watts 0

Total Board Power Watts 145.9

Connect supplied PCI
Express 6 pin power cable

Input Rails

Input Rails Ext 12V

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NVIDIA Quadro FX 4500 X2 by PNY