Corsair RM850e 850W Fully Modular ATX 3.1 PCIe 5.1 PSU Cybenetics Gold 12V-2x6

The Corsair RM850e 850W (2025) is a fully modular, low-noise ATX power supply designed for modern gaming PCs, high-performance systems and next-generation graphics cards. With 850W continuous power and a strong 70.8A single +12V rail, it provides reliable power for demanding PC hardware.

Fully compliant with ATX 3.1 and PCIe 5.1, the RM850e includes a native 12V-2x6 GPU connector and cable, making it ready for modern and next-generation graphics cards, including NVIDIA GeForce RTX 50 Series GPUs.

The fully modular design allows you to connect only the cables required by your system, reducing cable clutter and helping create a cleaner PC build.

A compact 140mm-long chassis provides excellent compatibility with modern cases, while the 120mm rifle-bearing cooling fan uses a carefully tuned fan curve to maintain low operating noise.

For long-term reliability, the RM850e uses industrial-grade 105°C-rated capacitors, resonant LLC topology and DC-to-DC conversion. Modern Standby support also provides fast wake-from-sleep performance and improved efficiency during low-load operation.

Backed by a 7-year Corsair warranty, the RM850e is an excellent choice for a powerful, efficient and future-ready gaming PC.