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Gigabyte UD850GM power supply rear view showing AC inlet and switch
Gigabyte UD850GM power supply rear view showing AC inlet and switch
Gigabyte UD850GM power supply rear view showing AC inlet and switch
Gigabyte UD850GM 850W PSU label with 80 Plus Gold rating details
Gigabyte UD850GM modular power supply front panel with cable ports
Gigabyte UD850GM power supply angled view showing white chassis and side ports
Front fan grille of Gigabyte UD850GM power supply with hexagonal mesh design
Rear modular ports on Gigabyte UD850GM power supply including CPU and PCIe connectors
Gigabyte UD850GM white power supply with retail box and modular ports
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GIGABYTE UD850GM PG5W, 850 W, 100 - 240 V, 12 A, Power Supply

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Product Code: PSEL-078

MPN #: GP-UD850GM PG5W

A sudden power dip can crash your high-end build and risk data loss, especially when you push the limits with the latest graphics cards. The GIGABYTE UD850GM PG5W, 850 W, 100 - 240 V, 12 A, Power Supply delivers stable, efficient power to keep every component running smoothly, so you can game, create, and work without interruption.

GIGABYTE UD850GM PG5W, 850 W, 100 - 240 V, 12 A, Power Supply - the reliable answer to power-related worries

Modern PCs demand more from their power sources, and an under-performing PSU can cause instability, reduced performance, or even hardware failure. This is especially true for systems using PCIe Gen 5.0 GPUs or Intel ATX 3.0 platforms, where power excursions are common. The GIGABYTE UD850GM PG5W, 850 W, 100 - 240 V, 12 A, Power Supply is engineered to meet those peaks, offering the headroom and protection you need for a rock-solid build.

Benefits

Experience peace of mind with a power supply that works as hard as you do.

  • Consistent 90 % efficiency at half load, lowering electricity costs and heat.
  • Ultra-durable Japanese capacitors ensure long-term reliability for demanding rigs.
  • Smart 120 mm hydraulic bearing fan adjusts speed and stops at low load for silent operation.
  • Fully modular cables reduce clutter, improving airflow and simplifying cable management.
  • Comprehensive protection (OCP, OVP, OTP, OPP, UVP, SCP) safeguards your components from electrical faults.

Usages of GIGABYTE UD850GM PG5W, 850 W, 100 - 240 V, 12 A, Power Supply

Ideal for high-performance gaming rigs, professional workstations, and enthusiast builds that employ the newest PCIe Gen 5.0 graphics cards or Intel ATX 3.0 motherboards, this PSU provides the power and stability required for intensive workloads, VR, and multi-GPU configurations.

Key Features of GIGABYTE UD850GM PG5W, 850 W, 100 - 240 V, 12 A, Power Supply
  • Power output: 850 W. Provides ample headroom for powerful CPUs and top-tier GPUs.
  • Efficiency: 90 %. Guarantees low waste heat and reduced power bills.
  • Certification: 80 PLUS Gold. Confirms high efficiency across a wide load range.
  • Form factor: ATX, 140 mm depth. Fits comfortably in most cases, even compact builds.
  • Fan: 120 mm smart hydraulic bearing (HYB). Delivers quiet cooling and long lifespan.
  • Modular cabling: Fully-Modular. Lets you connect only the cables you need, keeping the interior tidy.
  • Protection: OCP, OVP, OTP, OPP, UVP, SCP. Shields your system from over-current, over-voltage, overheating, and short-circuit events.
  • PCIe Gen 5.0 support: 16-pin +12VHPWR cable up to 450 W. Powers the latest high-end graphics cards without compromise.
  • Japanese capacitors: High-quality components that enhance reliability and performance over time.
  • Input range: 100 - 240 V, 12 A. Works worldwide with a single unit, eliminating the need for separate models.

Specifications
Power
Power protection features Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Efficiency 90%
Hold time 16 ms
Max output current (+5Vsb) 3 A
Max output current (-12V) 2.3 A
Max output current (+5V) 20 A
Max output current (+12V) 61 A
Max output current (+3.3V) 20 A
Combined power (+5Vsb) 15 W
Combined power (-12V) 3.6 W
Combined power (+5V) 105 W
Combined power (+12V) 732 W
Combined power (+3.3V) 105 W
Power Factor Correction (PFC) type Active
Input current 12 A
AC input voltage 100 - 240 V
Total power 850 W
Ports & interfaces
Cabling type Fully-Modular
Floppy disk drive cable length 15 cm
Floppy disk drive connector Yes
Floppy drive power connector 1
ATX power connector (20+4 pin) Yes
CPU power cable length 60 cm
CPU power connector (4+4 pin) Yes
PCI Express power cable length 60 cm
PCI Express power connectors (6+2 pin) 4
EPS power connector (4+4 pin) Yes
Peripheral (Molex) power cable length 120,500 mm
Peripheral (Molex) power connectors (4-pin) 3
SATA power cable length 150,300,450,600 mm
Number of SATA power connectors 8
Motherboard power cable length 61 cm
Motherboard power connector 20+4 pin ATX
Performance
Mean time between failures (MTBF) 100000 h
Bearing technology HYB
ATX version 2.31
80 PLUS certification 80 PLUS Gold
Power supply unit (PSU) form factor ATX
Purpose PC
Design
On/off switch Yes
Fan location Top
Number of fans 1 fan(s)
Fan diameter 12 cm
Cooling type Active
Product colour White
Packaging content
Cables included CPU, PCIe, Peripheral (Molex), SATA
Weight & dimensions
Height 86 mm
Depth 140 mm
Width 150 mm

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