Seasonic CORE GC-850 ATX 3.1 power supply unit 850 W 20+4 pin ATX Blac

A 850 W power supply built to ATX 3.1 specifications, offering 80 PLUS Gold efficiency for reduced energy waste. The unit features a 120 mm hydraulic dynamic bearing fan with Seasonic's Smart and Silent Fan Control technology, which adjusts fan speed based on temperature to maintain quiet operation during light use and optimal cooling under load. It includes a native 12V-2×6 PCIe Gen 5.1 cable for compatibility with current generation graphics cards, plus traditional 8-pin connectors for legacy hardware. The compact 140 mm form factor and scratch-resistant finish suit typical system builds.

Seasonic backs the unit with comprehensive design, covering modern requirements for high-end gaming and content creation systems. The 20+4 pin ATX connector ensures broad motherboard compatibility, while the efficiency rating means less heat generation and lower operational costs over time.