Gigabyte P850GM 850 Watt 80 Plus Gold SMPS

The Gigabyte AORUS P850GM (model GP-P850GM) is an 850-watt fully modular ATX power supply carrying an 80 PLUS Gold efficiency certification. Designed around the ATX 12V v2.31 standard, it accepts a wide input voltage range of 100–240 V AC at 50–60 Hz, making it compatible with Indian mains power without an external converter. Efficiency and thermal management sit at the core of its design. The 80 PLUS Gold rating means the unit delivers up to 90% efficiency at typical load, translating directly into less waste heat generated inside your chassis and quieter operation under sustained workloads. Cooling is handled by a 120 mm Smart Hydraulic Bearing (HYB) fan that modulates its speed in response to actual power draw and comes to a complete stop when the system is idle or drawing less than 20% of rated capacity — a semi-passive mode that eliminates fan noise during light tasks. The fully modular cable design means every connector — including the main 24-pin ATX line — detaches completely when not in use. This reduces cable clutter, simplifies cable routing, and improves airflow through the chassis. All included cables use a flat, all-black sleeving style for a cleaner build aesthetic. Power delivery runs through a single +12V rail, which simplifies compatibility with modern graphics cards and high-core-count processors while providing predictable current headroom across all connected components. The main filtering capacitors are sourced from Japanese manufacturers, supporting both performance consistency and long-term reliability. Mean Time Between Failures (MTBF) is rated at over 100,000 hours. Six hardware protection circuits are integrated: Over-Voltage Protection (OVP), Over-Power Protection (OPP), Short-Circuit Protection (SCP), Under-Voltage Protection (UVP), Over-Current Protection (OCP), and Over-Temperature Protection (OTP). Together these guard the connected system against a broad range of electrical faults. Verified Specifications: – Model: GP-P850GM – Form Factor: ATX 12V v2.31 – Rated Output: 850 W – Efficiency: 80 PLUS Gold (90% at typical load) – Modular: Fully modular, flat all-black cables – Fan: 120 mm Hydraulic Bearing (HYB), semi-passive – Input: 100–240 V AC, 6–12 A, 50–60 Hz – PFC: Active PFC (>0.9 typical) – +12V Rail: Single rail – Dimensions: 150 × 140 × 86 mm – MTBF: >100,000 hours – Hold-Up Time: >16 ms – Power Good Signal: 100–500 ms – Connectors: 1× ATX 20+4-pin (610 mm), 2× CPU/EPS 4+4-pin (600 mm each), 4× PCIe 6+2-pin, 8× SATA, 3× 4-pin Peripheral + 1× 4-pin Floppy – Protections: OVP, OPP, SCP, UVP, OCP, OTP – Warranty: 5 years – GTIN/EAN: 4719331551865 The compact 150 mm depth fits most mid-tower and full-tower ATX cases. With four PCIe 6+2-pin connectors, the P850GM comfortably supports dual-GPU configurations or single high-end graphics cards from Gigabyte’s own RTX 50-series lineup available at GeeksKart