High power & incredible efficiency in our quietest PSUs yet. HXi Series power supplies give you extremely tight voltage control virtually silent operation & a fully modular cable set. With all Japanese 105°C capacitors theyre a great choice for high performance PCs where reliability is essential. 80 PLUS Platinum efficiency reduces operating cost & excess heat & together with Zero RPM Fan Mode technology gives you virtually silent operation. With Corsair Link Digital support you can monitor power supply performance toggle single rail or multi rail mode & control fan speed directly from your desktop. & the fully modular low profile cable set makes builds & upgrades easy with clean great-looking results. Quiet efficient operation 80 PLUS Platinum efficiency & Zero RPM Fan Mode mean that at low to medium loads the fan doesnt spin at all. & when you do push the HXi hard the thermally controlled fan spins only as fast as it needs to. But thats not all. Its quieter than most PSUs when the fans not spinning too. The HXi is built with capacitors & other internal components specially selected to reduce coil whine & other electronic noise. Corsair Link Digital for advanced monitoring & control Connect the included cable to a motherboard USB (Universal Serial Bus) header & download the free Corsair Link Dashboard application for Windows & you can monitor performance & efficiency toggle single rail or multi rail mode & control fan speed directly from your desktop..