Gigabyte UD850GM, 850 Watts, 80 PLUS Gold, Japanese Capacitors

The Gigabyte UD850GM power supply delivers superior performance, efficiency, and durability for gaming and workstation builds. With 80 PLUS Gold certification, this PSU ensures up to 90% efficiency at typical loads, reducing heat and energy waste. Its fully modular design and black flat cables simplify installation and cable management, improving airflow and aesthetics.

Built with premium Japanese capacitors and an enlarged heatsink for enhanced thermal performance, the UD850GM ensures reliable, long-lasting operation. The 120mm smart hydraulic bearing fan adjusts speed dynamically and stops at low loads, ensuring quiet and efficient cooling.

Key Features

• Wattage: 850W continuous output, suitable for high-performance gaming rigs and workstations.
• Efficiency Rating: 80 PLUS Gold certified for up to 90% efficiency under typical loads, reducing power costs.
• Premium Components: Japanese capacitors for stability, reliability, and an extended lifespan.
• Enhanced Thermal Solution: Enlarged heatsink improves heat dissipation by over 10%, prolonging component life.
• Cooling System: 120mm smart hydraulic bearing (HYB) fan dynamically adjusts speed and stops under low loads for quiet performance.
• Fully Modular Design: Black flat cables reduce clutter and improve airflow for a cleaner, more efficient build.
• Single +12V Rail: Provides stable power output for demanding hardware and overclocking.
• Safety Protections: Includes OVP, OPP, SCP, UVP, OCP, and OTP for comprehensive protection.
• Compact Design: Fits easily into most cases with dimensions of 150mm x 140mm x 86mm.

Gigabyte UD850GM Power Supply Specifications

• Brand: Gigabyte
• Model: GP-UD850GM
• Wattage: 850W continuous output
• Efficiency Certification: 80 PLUS Gold
• Form Factor: ATX 12V V2.31
• Input Voltage: 100-240V AC (full range)
• Input Frequency Range: 50-60Hz
• PFC: Active PFC (>0.9 typical)
• Fan Size and Type: 120mm Hydraulic Bearing (HYB) fan
• Hold-Up Time: >16ms at 80% load
• Power Good Signal: 100-150ms
• Protections: OVP, OPP, SCP, UVP, OCP, OTP
• Cable Type: Flat, all-black cables
• Connectors:
  • Motherboard: 1 x 24-pin ATX (20+4)
  • CPU/EPS: 2 x 4+4-pin EPS12V
  • PCIe: 4 x 6+2-pin PCIe
  • SATA: 8 x SATA connectors
  • Peripheral (Molex): 3 x 4-pin Molex
  • Floppy: 1 x Floppy connector
• Dimensions: 150mm x 140mm x 86mm
• MTBF: >100,000 hours
• Warranty: 5 Years

Processor Compatibility

The UD850GM supports modern Intel and AMD processors, including multi-core CPUs like Intel Core i7/i9 and AMD Ryzen 7/9, ensuring stable power delivery for gaming and multitasking systems.

Graphics Card Compatibility

The Gigabyte UD850GM Power Supply is a robust option for gamers and professionals using high-end graphics cards. Its 850W capacity and 80 PLUS Gold certification ensure ample and efficient power delivery for advanced GPUs. Compatible with cards from the provided list, here are key highlights:

• NVIDIA RTX Series:
  Ideal for powering demanding cards like the MSI GeForce RTX 4070 Ti Gaming X Slim 12G, Gigabyte GeForce RTX 4080 SUPER AERO OC 16GB, and MSI GeForce RTX 4090 Gaming X Trio 24G, delivering stable performance for ray tracing and 4K gaming.
• AMD Radeon Series:
  Provides sufficient power for cards such as the Sapphire Radeon RX 7900 XTX  and MSI Radeon RX 6900 XT Gaming X Trio 16G, ensuring smooth gaming or creative workloads.
• Mid-Range GPUs:
  Perfect for mid-range setups with cards like the Gigabyte GeForce RTX 4060 Ti Eagle 8G, offering balanced performance and efficiency.

Motherboard Compatibility

The Gigabyte UD850GM ensures seamless integration with modern motherboards due to its fully modular design and multiple EPS connectors. It pairs effectively with:

• High-End Motherboards:
  Supports flagship motherboards like the MSI MEG X670E GODLIKE and Gigabyte Z790 AORUS MASTER DDR5, delivering reliable power for overclocked CPUs and GPUs.
• Mid-Tier Motherboards:
  A great fit for options like the ASUS TUF Gaming B650M-Plus WiFi and MSI MAG B760 TOMAHAWK WiFi DDR4, ensuring stability for gaming and multitasking setups.
• Compact and SFF Builds:
  Fully compatible with smaller boards such as the ASRock B550M Steel Legend or Gigabyte B650M Aorus Elite AX, thanks to its compact design.

Energy Efficiency

The 80 PLUS Gold certification guarantees up to 90% efficiency at typical loads, minimizing heat and energy waste while optimizing system performance.

Cooling and Noise Level

The 120mm smart hydraulic bearing fan adjusts speed dynamically based on load and temperature. The fan stops completely under low loads (<20%) for silent operation, ensuring efficient cooling during heavy use.

Is the Gigabyte UD850GM for You?

The Gigabyte UD850GM is an excellent choice for gamers, creators, and professionals seeking a reliable and efficient PSU for high-performance systems.

With 850W output, 80 PLUS Gold efficiency, premium Japanese capacitors, and enhanced cooling features, it’s built to deliver stable, quiet, and long-lasting power. Perfect for powering high-end components and demanding builds.