Ultra Durable 2 – Ultra Cooling – Low RDS(on) MOSFET Design – Low Power Loss – Ferrite Core Choke Design – Longer Life – All-Solid Capacitor Design Gold plated, durable large contact area connectors have been used for optimum signal transfer between connections. OC GURU II Brand-new intuitive user interface helps you easily modify important settings and directly update driver and BIOS. Clock speeds, voltage, fan performance, and OSD setting can be monitored and tuned in real-time according to your own preference.