Radeon HD 4800 CrossFire User Manual page 20

ATI Radeon™ HD 4800 Series User Manual
HD4870XG5
Note:
•
Power connector 1 and connector 2 should be connected to
power supply unit simultaneously.
•
Specialized PCI Express® 550 watt or greater power supply
recommended.
•
A 600 watt or greater power supply is required for CrossFire™.
•
Use power supply 6-pin cable (note, power supply cable is 6-
wire, not 3-wire).
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