A block of metal fins that draws heat away from the CPU or GPU. Usually topped with a fan.

A versatile high-speed connector for add-in cards like GPUs, SSDs, capture cards, etc.

The power supply unit. Converts AC power from your wall outlet to DC power the computer components need.

A special processor optimized for graphics. Critical for gaming, 3D work, and video editing.

An even faster SSD interface. If you want the absolute quickest response times, look for an NVMe SSD.

A faster, pricier type of storage that makes your computer boot up and load programs much quicker.

Your computer’s long-term storage for files, programs, and the operating system itself.

Settings that control whether a user can view, edit, or execute a particular file.

Installing a newer version of a program or swapping in a better hardware component.

A tool for easily installing, updating, and managing software. Essential for Linux users.