The top model power supply unit "V Gold - v2 Series" features 80 PLUS Gold certified advanced power conversion efficiency, full modular cable to remove unwanted cables, semi-fanless mode that can be switched on/off with hybrid switch on body, 135mm fan with fluid pressure bearings, 16 AWG PCIe cable with high conductivity, low power loss and noise, and a half-bridge DC converter for high efficiency. Made with 100% Japanese capacitors and has been recognized by professionals with a 10-year warranty