The best power supply for your RTX 5090 should deliver at least 1000 watts, support the 12V-2x6 connector, and carry an 80 Plus Gold or Platinum rating for efficiency. NVIDIA recommends 1000W for most setups, but 1200W is safer if you’re overclocking or pairing it with a power-hungry CPU.

The primary difference between the two is the revised 12v-2x6 connector in ATX 3.1.

Desktop power supply production process: design circuit and select components → purchase quality inspection → PCB lithography/chip mounting/welding → assemble PFC, transformer and other modules → assemble housing and cables → load test, protection function and energy efficiency calibration → package and ship after passing safety certification, strictly controlling quality and EMI throughout the process.

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Experience the power of the 2000W Platinum PSU, delivering efficient 12V output with active PFC for optimal AC input correction. Build your system with confidence!

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