The NZXT C850 Gold 850W fully modular ATX 3.1 PSU ensures stable, efficient power with 80 PLUS Gold and Cybenetics Gold certifications up to 90% efficiency, featuring 100% Japanese capacitors for minimal ripple and 10-year reliability. Delivering single +12V rail at 70.83A via native 12V-2x6 for PCIe 5.1 GPUs and four 6+2-pin connectors, it handles excursions with zero-RPM 135mm FDB fan mode for silent low-load operation. Compact 150x150x86mm design with sleeved cables and nylon braiding simplifies routing, supporting up to 3090/6900 XT GPUs. Ideal for gaming rigs demanding clean delivery, low noise, and future-proof compatibility in high-performance builds focused on thermal efficiency and ease.