GIGABYTE GP-P850GM 850W 80+ Gold Fully Modular ATX 2.0 Power Supply

The Gigabyte GP-P850GM is an 850W ATX power supply unit built around an 80 Plus Gold certification, delivering up to 90% efficiency at typical load. That higher efficiency rating translates directly into less wasted energy, reduced operating heat, and quieter fan behaviour during everyday use — a meaningful advantage for mid-to-high-end desktop builds that run for extended periods. The GP-P850GM uses a fully modular cable system. Every cable attaches to the PSU only when needed, so builders can keep unused connectors out of the chassis entirely. Improved airflow, tidier aesthetics, and simpler cable management are the practical results. All cables are flat and black, making routing through tight spaces straightforward. Cooling is handled by a 120mm Hydraulic Bearing (HYB) fan. The fan operates on a smart speed curve tied to actual system load and will stop spinning entirely when load falls below approximately 20%, keeping the interior acoustically silent during light tasks. Hydraulic bearing fans are rated for extended service life compared to sleeve-bearing alternatives. A single +12V rail supplies all major components, simplifying power distribution to the CPU and GPU and avoiding the current-sharing complications that can arise on multi-rail designs. This makes the GP-P850GM well-suited for systems with a single high-TDP discrete graphics card. Main filtering capacitors are sourced from Japanese manufacturers, supporting stable voltage output and long-term reliability. Gigabyte rates the mean time between failures (MTBF) at greater than 100,000 hours. Six independent 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). These work together to shut the unit down safely under fault conditions before damage can occur to connected hardware. The unit accepts a full-range input voltage of 100–240 Vac at 50–60 Hz, making it compatible with Indian mains power without an external transformer. A 5-year warranty is included (terms vary by region). Verified Specifications: - Model: GP-P850GM - Form Factor: Intel ATX 12V v2.31 - Output Capacity: 850W - 80 Plus Certification: Gold - Efficiency: 90% at typical load - PFC: Active (>0.9 typical) - Fan: 120mm Hydraulic Bearing (HYB) - Input Voltage: 100–240 Vac (full range) - Input Frequency: 50–60 Hz - MTBF: >100,000 hours - Hold Up Time: >16ms - Power Good Signal: 100–500ms - Dimensions: 150 × 140 × 86 mm - Cable Type: Flat, all-black, fully modular - Connectors: ATX/MB 20+4 Pin ×1, CPU/EPS 4+4 Pin ×2, PCIe 6+2 Pin ×4, SATA ×8, 4-Pin Peripheral ×3, 4-Pin Floppy ×1 - Protection: OVP, OPP, SCP, UVP, OCP, OTP - Warranty: 5 Years