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A power supply unit (PSU) converts mains AC to low-voltage regulated DC power for the internal components of a desktop computer. Modern personal computers universally use switched-mode power supplies. Some power supplies have a manual switch for selecting input voltage, while others automatically adapt to the main voltage.
80 Plus. Logo. 80 Plus (trademarked 80 PLUS) is a voluntary certification program launched in 2004, intended to promote efficient energy use in computer power supply units (PSUs). Certification is acquirable for products that have more than 80% energy efficiency at 20%, 50% and 100% of rated load, and a power factor of 0.9 or greater at 100% load.
A gaming computer, also known as a gaming PC, is a specialized personal computer designed for playing PC games at high standards. They typically differ from mainstream personal computers by using high-performance graphics cards, a high core-count CPU with higher raw performance and higher-performance RAM. Gaming PCs are also used for other ...
CPU core voltage. Appearance. The CPU core voltage (VCORE) is the power supply voltage supplied to the processing cores of CPU (which is a digital circuit), GPU, or any other device with a processing core. The amount of power a CPU uses, and thus the amount of heat it dissipates, is the product of this voltage and the current it draws.
The lowest-end entries in the line then were rated for between 150 and 200 watts. [2] [3] In September 2005, the company introduced the first PC power supply rated for 1000 watts. [5] [6] In around 1992, PC Power and Cooling relocated to Carlsbad, California, [7] occupying a 13,000-square-foot facility.
Common Causes for a Slow Computer. Now that you know the signs and symptoms, you may want to consider the most common causes of a slow computer: Insufficient RAM (Random Access Memory) Low Disk ...