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80 PLUS Gold CertifiedThe 80 PLUS Gold certified power supply provides high power efficiency of at least 87% at any load between 20% and 100%, saving your money on your electrical bill, reducing heat in your computer's system and prolonging its life.
660W Continuous Power with Ample +12V OutputThe Seasonic X Series X-660 delivers 660W of reliable, continuous output to run most systems on the market today. Single strong +12V rail providing up to 54A ensures better graphics card compatibility and maximum provision of 12V power to multi-core CPUs and energy-hungry graphics cards, minimizing the likelihood of overload.
Full Modular Cabling DesignThe modular cabling design allows use of only the cables you need resulting in improved internal airflow and reduced system clutter. Easy Swap connectors allows for easy, quick and safe unplugging. High current gold-plated terminals ensure optimal signal transfer and stability of connected device.
Hybrid Silent Fan Control & Sanyo Denki San Ace Silent FanThe Seasonic X Series adopts a clever “Hybrid Silent Fan Control” design, which offers three distinct operation modes, fanless mode, silent mode, and cooling mode. The X automatically adjusts fan mode and speed according to the ambient temperature level, which not only optimizes heat dissipation, but also prolongs lifespan of the system by reducing unnecessary fan rotation. To make the X Series even more robust and exciting, Seasonic offers Sanyo Denki San Ace Silent Fan on X, the best fan in the industry, to ensure ultra low noise performance and quality.
Seasonic DesignThe Seasonic X Series features DC Connector Module with Integrated VRM (Voltage Regulator Module) and DC to DC Converter design to achieve lower current, lower loss and higher efficiency for total reliability and better security. All-in-one DC cabling design supports PC, IPC, workstation and server systems.
Multi-GPU ReadyComing with 4x PCI-E 6/8-pin connectors, the SeaSonic X series X-660 allows you to build up a SLI or CrossFireX gaming system.