ELI5: Explain Like I'm 5

Instructions per second

Instructions per second is a way to measure how powerful a computer or other electronic device is. When we talk about a device's "instructions per second," we're basically talking about how quickly that device can carry out tasks.

To understand instructions per second, it might be helpful to think about baking a cake. When you bake a cake, you follow a set of instructions (a recipe) that tell you what ingredients to use and how to mix them together. The more clearly and quickly you can follow those instructions, the faster you can bake the cake.

A computer, cell phone, or other electronic device works in much the same way. It has a set of instructions (code) that it uses to carry out tasks (like checking your email or playing a game). The more instructions (or code) a device can process per second, the faster it can complete those tasks.

Now, you might be wondering how instructions per second are actually measured. The answer, like many things related to technology, is a bit complicated. At a very basic level, instructions per second are a measure of how quickly a device's central processing unit (CPU) can process instructions.

The CPU is the "brain" of a computer or other electronic device. It's responsible for carrying out instructions and making decisions based on those instructions. The more powerful the CPU, the more quickly it can carry out those instructions.

To measure instructions per second, researchers typically use a benchmarking program. This program runs a series of tests on a device and measures how quickly it can complete those tests. The faster a device can complete the tests, the more instructions per second it's said to be capable of.

So, in summary: instructions per second is a way to measure how powerful a computer or other electronic device is. It's a measure of how many instructions (or lines of code) a device's central processing unit (CPU) can process per second. The more instructions per second a device can handle, the faster it can perform tasks.