There are lots of online Power Supply Calculators available for your choice. The more accurate the selected data, the more accurate the results. You will obtain load wattage and recommended power supply wattage by simply selecting the data that matches your pc for each component. It is also an effective way to calculate power consumption through online Power Supply Calculators. Method 2: Calculate power consumption through online tools If you want to know the power consumption of your pc more quickly, move to the next method. The whole search process may be more tedious than you think. Besides, it may be quicker to ask the seller for power consumption or look up the manual to find its values. In this case, we can ask the question to online customer service and wait for the answer. Some old products couldn't be found on the official website while some official websites do not label the power consumption of products. Then you can know that the power consumption of the product is 100W. When entering the page of the product, click on the 'Learn More' > 'SPECS'> view full Specs. Enter the NVIDIA website and search for the NVIDIA GeForce GTX 1650. For example, the model number of a GPU is NVIDIA GeForce GTX 1650. Graphics card: The procedure to view the power consumption of GPU is similar to the above hardware. We can find that the typical power consumption of this model is 6W. Then on the 'Tech Specs' section, click on the Datasheet for more information on specifications. When finding the power draw of Lenovo M14 Monitor, we can search it on Lenovo's official website. Monitor: Its information is also available on the website. And find that its average power consumption of a 1 TB drive is 3W. For instance, we can see the power consumption of Samsung 860 EVO SATA M.2 on its website. Hard disk: No matter SSD or HDD, its’ power consumption can also be searched through official websites. Intel® Core™ i7-9700K Processor Product Specifications Access the Intel website first, then enter the model number in the search box. We can find its power consumption through the following steps. Generally speaking, it is faster and more accurate to go direct to the manufacturer's official website to find specific information.ĬPU：Intel and AMD are two major manufactures of computer processors. For everyday use, search for the models of these components would be enough. The power consumption of a computer is mainly determined by the CPU, graphics card, hard disk, memory, and monitor, while power consumption of others is small. For more accurate data, you can search the rated power of your PC through Hardware models. Of course, a well-configured computer can consume more than 200 watts. Most computers have a minimum power consumption of around 50W and maximum power consumption of between 100W and 200W. Method 1: Search Rated Power of PC using Hardware Models

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