80 Plus Certification: The GameMax GP-Series is 80 PLUS Bronze certified, offering up to 85% efficiency for reduced heat and lower energy costs.
All Black Design: The GP-650 features an all-black casing and cable configuration, seamlessly blending into your system for a sleek, stealthy look.
High and Stable Output: Provides continuous power at full capacity, irrespective of the wattage variant.
Single 12V Rail Output: Ensures high compatibility and delivers extreme current output with a single 12V rail.
Ultra-Silent 14cm Fan: Includes a 14cm silent white fan with smart thermal control, adjusting speed to maintain quiet operation under lighter loads.
Longer Cable Lengths: Features 20+4 and 4+4 cables up to 550mm, facilitating easy installation in high-end tower cases.
Comprehensive Protection: Equipped with top-tier protections—OVP, UVP, OPP, SCP, and OTP—to keep your build running smoothly and safely.
| AC INPUT: 100-240 VAC 15 – 5A 50-60Hz | |||||
| DC Output Max |
+3.3V | +5V | +12V1 | -12V | +5VSB |
| 18A | 18A | 44A | 0.5A | 2.5A | |
| 650W | |||||
| Manufacturer Part Number: | GP-650V2 |
| EAN Number: | 6931858724005 |
| Has Mains Plug: | No |
| Colour: | Black |
| What’s In The Box: | Power Supply Manual Cable Ties Screws |
| Unit (Product) Dimensions (mm): | 150mm x 85mm x 160mm (W x H x D) |
| Packaging Dimensions (mm): | 305mm x 180mm x 115mm (W x H x D) |
| Net Weight (KGs): | 1.63 KGs |
| Gross Weight (KGs): | 1.93 KGs |
| Dimensions: | 150mm x 85mm x 160mm (W x H x D) |
| Input Voltage: | 100-240 VAC |
| Input Current: | 15 – 5A |
| Input Frequency Range: | 50-60Hz |
| PFC: | Active PFC >.99 |
| Power Good Signal: | 100-500ms |
| Hold Up Time: | >17ms |
| Efficiency: | 85% |
| MTBF: | > 100,000 Hours |
| Protection: | OVP / UVP / SIP / OCP / OLP / OPP / SCP |
| Power: | 650W |
| Operation Temperature: | 0-40°C |
| Safety: | CE / UKCA / FCC / CB / cTUVus / TUV / EAC / RoHS |
| Cooling: | 140mm Ultra Silent Fan |
| Noise: | <25dBA |
| 80 Plus Certified: | Yes – 80 Plus Bronze |
The GameMax GP PSU range comes with 2 Years Warranty.
The GameMax GP-Series power supplies are ideal for home or office computers, featuring 80 PLUS Bronze efficiency to ensure full wattage delivery. With a 140mm ultra-silent white fan, it provides effective cooling and minimal noise.
This PSU offers reliable performance with a single +12v rail, active PFC, and comprehensive circuit protections, making it easy to set up and use. Its sleek all-black casing and cable design blend well with any PC theme, and it’s backed by a two-year warranty. For a dependable mid-tier computing experience, the GP-Series is an excellent choice.

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