What is the power supply unit (PSU) in a computer system? Is it only about SMPS or more parts of the CPU? - Quora
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JUSTOP Black 700W Power Supply Unit ATX PSU With 120MM Quiet Fan, Active PFC Protection, 6x SATA, 1x 6+2 Pin PCI-E, 8-Pin 12V : Amazon.co.uk: Computers & Accessories
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