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Home  > PC Parts  > Computer Parts  > Power Supply / PSU > GameMax GX-850 PRO 850W 80+ Gold Fully Modular PSU - ATX 3.0 & PCIe 5.0 Ready, Native 12VHPWR for RTX 4080/4090, High Performance Gaming Power Supply

GameMax GX-850 PRO 850W 80+ Gold Fully Modular PSU - ATX 3.0 & PCIe 5.0 Ready, Native 12VHPWR for RTX 4080/4090, High Performance Gaming Power Supply

80+ Gold ATX3.0/PCIe5.0 850W PSU with 600W 12VPHWR GPU link, programmable MPS1213 LLC, UP3861 DC‑DC with 180° phase, MPS6924 sync rectification, Japanese 105°C caps, quiet turbo fan, 6 protections, pure copper cables.

GameMax GX-850 PRO 850W 80+ Gold Fully Modular PSU - ATX 3.0 & PCIe 5.0 Ready, Native 12VHPWR for RTX 4080/4090, High Performance Gaming Power Supply
  • Power-Supply-PSU-Gamemax-850W-Power-Supply-ATX3-0-PCIE5-0-1-5M-Australian-Power-cord-GX-850-PRO-BK-2
  • Power-Supply-PSU-Gamemax-850W-Power-Supply-ATX3-0-PCIE5-0-1-5M-Australian-Power-cord-GX-850-PRO-BK-3
  • Power-Supply-PSU-Gamemax-850W-Power-Supply-ATX3-0-PCIE5-0-1-5M-Australian-Power-cord-GX-850-PRO-BK-5
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  • Power-Supply-PSU-Gamemax-850W-Power-Supply-ATX3-0-PCIE5-0-1-5M-Australian-Power-cord-GX-850-PRO-BK-10
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Specifications

  • Product Name:
    GameMax GX-850 PRO 850W 80+ Gold Fully Modular PSU - ATX 3.0 & PCIe 5.0 Ready, Native 12VHPWR for RTX 4080/4090, High Performance Gaming Power Supply
  • Model Number:
    GX-850 PRO BK
  • Brand:
    GAMEMAX GAMEMAX
  • Warranty Period:
    2 Year

Description

GameMax GX-850 PRO 850W Gold

ATX 3.0 & PCIe 5.0 | The Ultimate Power Solution for High-End Builds

✓ 850W Massive Power
               The sweet spot for RTX 4080/4090 and high-end Ryzen/Intel i9 setups.
✓ ATX 3.0 & PCIe 5.0
               Native 12VHPWR cable included for direct, efficient GPU power delivery.
✓ 80+ Gold Efficiency
               Premium certification ensuring lower heat output and energy savings.
✓ Fully Modular
               Clean up cable clutter and optimize airflow with a fully detachable design.

Core Performance Features

  • Stable Power Delivery: LLC Resonant and DC-to-DC technology for precise voltage output and extreme reliability.
  • Intelligent Silent Fan: High-pressure FDB fan remains silent under light loads and provides powerful cooling when gaming.
  • Total Protection: Built-in safeguards (OVP, OPP, SCP, OCP, UVP, OTP) to keep your high-end PC parts safe.

Technical Specifications

GX-850 PRO BK
Wattage850W
Efficiency Rating80 PLUS Gold
StandardsIntel ATX 3.0 / PCIe 5.0 Ready
Fan Type120mm Fluid Dynamic Bearing (FDB)
Connector TypeFully Modular (Including 12VHPWR 16-Pin)
The GameMax GX-850 PRO is the reliable, future-proof foundation for any modern performance PC build.

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