You can see an example of this Cable Management feature on the photo on the right. It allows you to disconnect cables you don't need to improve the air flow in your case.
PurePower RX Cable Management 450W PurePower RX Cable Management 500W PurePower RX Cable Management 550W PurePower RX Cable Management 600W PurePower RX 400W PurePower RX 450W PurePower RX 550W
Purepower RX Series power supply comes standard with 4 SATA connectors to power latest hard drives, maximum of 7 Molex connectors for optical drives or fans and maximum of 2 PCI-E connectors for powering multiple GFX cards setup from ATI or Nvidia. Multiple dedicated 12V rails found on Purepower RX Series power supply not only allows for higher wattage but also guarantees the CPU and GFX card(s) can operate at their optimal setting for ultimate gaming performance.