When you boot up your computer, you might notice that it flashes some text on the screen before loading Windows. This text often details things like RAM capacity, gives you a list of boot options to choose from, or just informs you of the key to press to open the configuration utility. In modern computers, the boot experience tends to be fast and features minimal interruptions. … [Read more...] about What Is the BIOS?
Suppose you hang around computer tech sites, channels, and blogs for long enough. In that case, you’re likely to hear the term overclock or overclocking. From the context, you may be able to gather that it’s a way to boost the performance of a computer. But what is overclocking, and how does it work? … [Read more...] about What Is an Overclock?
In modern CPUs, two statistics are at the core of advertising. The first is the clock speed in GHz, and the second is the number of processor cores. While both are important to performance, there are also many other factors. This menagerie of elements means comparing the performance of two different CPU architectures is difficult. … [Read more...] about What Is GHz?
Any CPU is designed from the ground up to support a particular instruction set. An instruction set is a set of hard-coded operations that the CPU can perform. These operations can be, for example, adding two numbers together, jumping to a different part of the program, or comparing two values. Each operation a computer can perform is uniquely represented by an opcode. … [Read more...] about What Is An Instruction Set?