"Modular power supplies are fantastic because they enable you to use only the leads necessary for your particular setup. This means a reduction in the amount of cables inside the case which not only looks great, but also increases airflow. The Corsair 620 watt power supply meets today's standards, protections, has Active PFC, and has 80%+ efficiency. It also comes with a quiet 120mm fan and is NVIDIA SLI and ATI CrossFire ready. Watch the Video to find out more..." ~3dGameMan.com