Cooler Master adds M850 & M1000 to the Silent Pro series, giving extreme overclockers and/or ultra high-end systems all the power they need. With up to 80A on a single 12V rail, these power supplies deliver where it counts & won’t have any problems powering even the most demanding multi-graphic card systems. These units feature flat modular cables for enhanced airflow & cable management. It also comes with shock absorbtion silicon pads to remove possible vibrations. Copper plus aluminum heatsink for efficient heat dissipation Japanese-made capacitors to enhance PSU outputs stability Compliance with the newest Intel standard ATX 12V V 2.3 & SSI standard EPS 12V V2.92 Flat modularized cables to eliminate the clutter & improve airflow inside the chassis Ultra-silent operation with intelligent 135mm fan speed control Unique silicon pad eliminate the vibration Eco-design for energy & money saving by Active PFC. (>0.99) / high efficiency (>85%) Single +12V rail for up to 66A for high demanding SLI Connectors M/B 20+4 Pin Connector x 1 CPU 4+4 Pin x 2 PCI-E 6+2 Pin x 6 4 Pin Peripheral x 6 SATA x 9 4 Pin Floppy x 1