MSI MAG A850GL PCIE5 White Gold ATX 3.1 Fully Modular SMPS

The MSI MAG A850GL PCIE5 White is an 850-watt fully modular ATX power supply designed for high-performance desktop builds that demand reliable, clean power delivery. Built to the ATX 3.1 specification and compliant with Intel’s Power Supply Design Guide, it supports total power excursions up to 2× rated wattage and GPU power excursions up to 3× rated wattage, ensuring stable operation even during the demanding transient spikes produced by the latest discrete graphics cards. The unit ships with a native dual-color 16-pin PCIe 5.1 cable capable of delivering up to 600 W to a single graphics card, making it directly compatible with NVIDIA GeForce RTX 40 Series GPUs without an adapter. An 80 Plus Gold certification indicates the unit achieves high efficiency across its load range, while the additional Cybenetics Platinum certification — noted in source documentation — further validates its energy-efficiency credentials. Active Power Factor Correction (Active PFC) helps maintain a clean AC input draw. Inside, the MAG A850GL PCIE5 White combines a Full Bridge LLC resonant topology with a DC-to-DC conversion module, a design approach that yields stable output voltages and fast transient response across varying load conditions. Cooling is handled by a 120 mm Fluid Dynamic Bearing fan, chosen for its balance of airflow performance and acoustic quietness over an extended operational life. As a fully modular design, every cable is detachable — only the cables a given build actually requires need to be connected, reducing clutter and improving airflow inside the chassis. All included cables use a flat ribbon profile to further simplify routing. The unit ships with a storage solution for unused cables. Industrial-grade protection circuits include Over Voltage Protection (OVP), Over Current Protection (OCP), Over Power Protection (OPP), Over Temperature Protection (OTP), Short Circuit Protection (SCP), and Under Voltage Protection (UVP). Verified Specifications: • Wattage: 850 W • Form factor: ATX • ATX revision: 3.1 • PCIe connector: Native 16-pin PCIe 5.1 (dual-color cable) • Efficiency certification: 80 Plus Gold • Modularity: Fully modular with flat cables • Fan: 120 mm Fluid Dynamic Bearing • SATA connectors: 8 • Peripheral (4-pin Molex) connectors: 4 • PCIe 6+2 pin connectors: 4 • Protection: OVP, OCP, OPP, OTP, SCP, UVP • Color: White • Warranty: 7 Years • GTIN: 4711377115407