Power supply unit ASROCK CL-650G Challenger 650 W 20+4 pin ATX 80 PLUS Gold, 120 mm fan, black

ASROCK CL-650G Challenger is a 650 W ATX power supply designed for desktop PCs. It provides 80 PLUS Gold efficiency, a 20+4 pin ATX motherboard connector, active cooling via a 120 mm fan and a black housing. Cables for CPU, PATA and SATA devices are included to support common system builds and peripherals.

Advantages

The unit combines high efficiency with stable power delivery and a full set of built-in protections to safeguard components under normal and heavier loads. The 120 mm fan with intelligent control balances cooling and acoustic performance, while the 80 PLUS Gold rating helps reduce energy loss and heat. ASRock backs the product with a five-year warranty for long-term reliability.

Suitable for

• Mid-range gaming desktop builds
• Home and office PCs requiring reliable continuous power
• Productivity systems with multiple SATA/PATA drives

Key specifications

• Total output power: 650 W
• 80 PLUS certification: 80 PLUS Gold
• Motherboard connector: 20+4 pin ATX
• Cooling: 120 mm fan with intelligent (Auto iCool) control
• Color: Black

How to use

Install the power supply into a compatible ATX case following the motherboard and case manufacturer instructions. Connect the 20+4 pin ATX cable to the motherboard and attach included CPU, SATA and PATA cables to the corresponding devices. Ensure correct cable routing and secure mounting. Power on the system and verify stable boot and component operation.

Recommendations

Use the CL-650G Challenger in systems whose combined component power draw stays comfortably below the 650 W rating to maintain efficiency and longevity; ensure adequate case airflow and periodically clean the fan to preserve cooling performance.