How I Size a Power Supply for a Gaming PC (A Simple Formula)

<p>Picking a power supply (PSU) is where many first-time PC builders guess. Here is the simple method behind most PSU calculators, so you can check any build in a minute.</p> <h2> The 4-step formula </h2> <ol> <li> <strong>GPU board power</strong>: for example RTX 4060 = 115 W, RTX 4070 = 200 W, RX 7800 XT = 263 W.</li> <li> <strong>CPU gaming power</strong>: 65 W chips usually draw 60-90 W in gam

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