The G12 GC series is available in the standard ATX Form Factor and in wattages most common with a PC system. The Seasonic G12 GC Series reaches 80 PLUS Gold standard with at least 87%, 90% and 87% energy efficiency at 20%, 50% and 100% operating taxes respectively. This efficiency, combined with Active Power Factor Correction, enables the G12 GC series power supplies to reduce energy waste, which translates into savings in the cost of energy costs for its users. The G12 GC units are not only highly efficient, but also utilize the LLC resonance converter design and industry-leading Smart and Silent Fan Control (S2FC).