The Corsair Gaming Series GS500 power supply is the ideal price-performance solution for building or upgrading a Gaming PC. A single +12V rail provides up to 48A of reliable, continuous power for multi-core gaming PCs with multiple graphics cards. The ultra-quiet, dual ball-bearing fan automatically adjusts its speed according to temperature, so it will never intrude on your music and games. Blue LEDs bathe the transparent fan blades in a cool glow. Not feeling blue? You can turn off the lighting with the press of a button.