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720p, 1080p, and 4K webcam specs do not tell the whole story. Learn what resolution matters for calls, recording, and streaming.

Learn normal CPU temperatures at idle and under load, how to check them, and when thermal throttling means you should act.

Choose a monitor size by matching desk depth, resolution, viewing distance, graphics power, and the way you work or play.

Modern wireless mice are much better than older ones. Compare latency, Bluetooth, receivers, battery, price, and daily convenience.

Refresh rate, measured in Hz, affects how smooth motion looks. Here is what 60Hz, 120Hz, 144Hz, 240Hz, and VRR mean.

Thunderbolt uses the USB-C connector but adds certified speed, display, dock, power, and daisy-chain capabilities.

USB-C is a connector shape, not a promise of speed, video, charging wattage, or Thunderbolt support. Here is how to read it.

Overclocking can add performance by pushing a CPU or GPU beyond stock speeds, but it brings heat, stability, and warranty trade-offs.

Understand what a desktop PC power supply does, how wattage works, why efficiency ratings matter, and why quality is important.

TPM 2.0 helps secure encryption keys, BitLocker, Windows Hello, and Windows 11. Here is what it does and how to check it.