Are computer power supply ratings the input or output wattage

After looking at some of the draws of the typical desktop computer system I am confused by power supply ratings which seem to be excessive. The big item in a desktop computer, the CPU typically ha

Make sure this fits by entering your model number. HP Power Supply 503376-001 240W Pro 6000/6005/6200 Elite 8000/8100/8200 HP SPS: 508151-001

HP 508151-001 Power supply - Input voltage 100-240VAC, 50/60Hz, 240 watts output, standard rating - For Small Form Factor (SFF) PC

Can I use a Laptop Charger with a Higher Wattage?

How to choose the best PC power supply

Buy FRONTECH 800 Watts SMPS Power Supply Unit, Compliant with ATX 12V, 20/24 Pin Main Power, Power Protection, (PS-0006, Black) Online at Low Prices in India

Keys in Choosing a Power Supply

508151-001-RFB, HP Power supply - Input voltage 100-240VAC, 50/60Hz, 240 watts output, standard rating - For Small Form Factor (SFF) PC

Can I Use a Higher Wattage Power Supply With My Laptop? - Ask Leo!

What do power supply ratings mean?

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