In Figure 15, you can see the power supply label containing all the power specs.

click to enlarge
Figure 15: Power supply label.

This power supply uses a dual-rail design distributed like this:

• +12V1 rail: Main motherboard, SATA and peripheral power cables and half of the EPS12V connector.
• +12V2 rail: Half of the EPS12V connector and video card power cables.

We prefer when the CPU (EPS12V connector) and the video cards are in separated rails.

Now let’s see if this power supply can really deliver 500 W.