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Gigabyte GP-P650G power supply front view showing 120mm fan and flat black cables
Gigabyte GP-P650G power supply front view showing 120mm fan and flat black cables
Gigabyte GP-P650G power supply front view showing 120mm fan and flat black cables
Gigabyte P650G PSU rear panel with AC inlet, power switch, and 80 PLUS Gold label
Gigabyte GP-P650G 650W power supply side profile with P650G model branding
Gigabyte GP-P650G power supply rear panel showing AC input, switch, and 80 PLUS Gold label
Gigabyte P650G PSU top view featuring 120mm hydraulic bearing fan and black chassis
Gigabyte GP-P650G 650W power supply unit with retail box and flat cable design
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GIGABYTE (GP-P650G), 650 W, 100 - 240 V, 12 - 6 A, Power Supply

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Product Code: PSEL-118

MPN #: GP-P650G

Tired of unstable power that causes crashes and noisy fans? This 650 W Power Supply delivers clean, efficient electricity to keep your PC running smoothly, whether you’re gaming, creating content, or working long hours. Its reliable design reduces heat and noise, giving you a quieter, more dependable system.

Usages of a 650 W Power Supply

A 650 W Power Supply fits naturally into many daily setups.

  • High-performance gaming rigs that need steady power for multiple graphics cards.
  • Workstations running demanding software such as video editors or 3D renderers.
  • Small-form-factor builds where space is limited but power is still required.
  • Home servers that operate 24/7 without overheating.
  • Upgrading older PCs to handle newer, power-hungry components.

Why Choose a GIGABYTE Power Supply

If you build or upgrade a PC, you know that a weak or noisy PSU can hold back the whole system. Many builders struggle with overheating, high electricity bills, and frequent reboots caused by inadequate protection. This GIGABYTE Power Supply is designed for those who want stable performance, low noise, and long-term reliability without the hassle of complex wiring or constant monitoring.

Key Features of a 650 W Power Supply
  • 80 PLUS Gold certification: 90 % efficiency at 50 % load, meaning less wasted power and lower electricity costs.
  • Japanese capacitors: high-quality components that improve lifespan and maintain consistent performance.
  • 120 mm smart hydraulic bearing fan: automatically adjusts speed to match load, keeping noise down while cooling efficiently.
  • Single +12 V rail: delivers maximum power stability, ideal for overclocking and heavy GPU loads.
  • Protection suite (OCP, OTP, OVP, OPP, UVP, SCP): safeguards your system against over-current, over-temperature, over-voltage, over-power, under-voltage and short-circuit events.
  • Active PFC: corrects power factor for smoother draw from the wall, reducing strain on your home wiring.
  • Non-modular cabling: sturdy, fixed cables that simplify installation and improve airflow.
  • Compact dimensions (86 mm H × 150 mm D × 140 mm W): fits easily into small cases without sacrificing power.
  • MTBF 100 000 h: engineered for long-term reliability, giving you years of trouble-free use.
  • Noise level 39 dB: quiet operation even under load, so you can focus on work or play.

Benefits of GIGABYTE Power Supply

With this Power Supply you save money thanks to high efficiency, avoid the stress of unexpected shutdowns thanks to comprehensive protection, enjoy a quieter workspace thanks to the smart fan, and benefit from a compact design that fits any case without compromising power. All these factors mean less time troubleshooting and more time using your PC the way you intended.


Specifications
Power
Power protection features Over power, Overcharge, Short circuit, Under voltage
Max output current (+5Vsb) 20 A
Max output current (-12V) 0.3 A
Max output current (+5V) 20 A
Max output current (+12V) 54.17 A
Max output current (+3.3V) 20 A
Combined power (+5Vsb) 12.5 W
Combined power (-12V) 3.6 W
Combined power (+5V) 650 W
Combined power (+12V) 650 W
Combined power (+3.3V) 120 W
Power Factor Correction (PFC) type Active
Maximum input current (@220V) 6 A
Maximum input current (@110V) 12 A
Input current 12 - 6 A
AC input voltage 100 - 240 V
Total power 650 W
Ports & interfaces
Cabling type Non-Modular
Floppy disk drive connector Yes
ATX power connector (20+4 pin) Yes
CPU power cable length 60 cm
CPU power connector (4+4 pin) Yes
CPU P4 connector (4-pin) 1
PCI Express power cable length 65 cm
PCI Express power connectors (6+2 pin) 4
Peripheral (Molex) power cable length 150,500 mm
Peripheral (Molex) power connectors (4-pin) 3
SATA power cable length 150,500 mm
Number of SATA power connectors 6
Motherboard power cable length 50 cm
Motherboard power connector 20+4 pin ATX
Performance
Mean time between failures (MTBF) 100000 h
Bearing technology HDB
Noise level 39 dB
ATX version 2.31
80 PLUS certification 80 PLUS Bronze
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 Black
Weight & dimensions
Height 86 mm
Depth 150 mm
Width 140 mm
Packaging data
Package type Box

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