This PSU is certified for SLI use

CustomPC Best PSU of 2005 - Seasonic continues to expand their ATX form factor power supply lineup and today we have one of the new S12 series (Silent 12cm fan series) units up for review. The S12-600 is rated for up to 600 continuous watts output and complies with the latest ATX12V v2.0 specification.

The world first PSU which can compatiable with Intel ATX12V 1.3 and ATX12V 2.01 standards at the same time.

Seasonic dedicates to develop higher efficient & compatible green power supplies and formally announced the coming of the SLI power supplies. Two high wattage models, 500W & 600W, complies with the latest Intel ATX12V v2.01 guideline to satisfy enthusiasts' wants. The model of S12-500 & S12-600 (Active PFC) builds dual PCI-E 6 pin connector for auxiliary +12V output. Certificated by nVidia SLI technology and ensures a stable output of power to your SLI video cards.

Support dual 6p PCI-E connectors (Passed nVidia SLI verification testing)

Besides an appropriate mainboard and two identical graphics cards for the SLI technology. In order to offer the sufficient current, users must upgrade a real power supply, a high-wattage one with stable output. The S12-500/ 600, which is what you need for the multi-GPU mode! Makes you experience the perfect stability under your SLI system.

All-in-1 connectors design

Seasonic S12-500/600 model is designed for All-in-1 needs. Except supporting SLI, Serial ATA interface. The model provides enthusiasts versatile cable solution to support PC, IPC, workstation, server, and dual CPU systems. With high efficiency & low noise, Seasonic efficiently economizes the power consumption of your high-end PC system

http://www.seasonic.com/pdf/mechanical/01PC/ATX/FB-T3&F3.pdf

http://www.seasonic.com/pdf/datasheet/01PC/S12.pdf

Seasonic S12-600 Features

· High capacity 600 watt output (continuous)

· Dual +12V outputs (up to 18 A each)

· Multiple 12V connectors (4-pin ATX, 6-pin PCI Express, 8-pin EPS)

· 120mm Cyclone cooling fan

· Smart and Silent fan control

· Active Power Factor Correction

· High efficiency operation

The Seasonic S12 power supply was evaluated on both features and performance. A full range of equipment was used to test the power supply under controlled load conditions. In addition to measuring the power going in and coming out we looked at voltage regulation, electrical noise (AC ripple), airflow, sound level, efficiency and cost.

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Features

Motherboard Connector: 20 & 24 Pin

Connectors: 1 x 3Pin Fan RPM

1 x 4pin ATX 12V

6 x 4pin Molex

2 x 6pin PCI-E Power

1 x 8pin CPU +12V

2 x FDD Power

4 x SATA Power