The squares are stacked bar charts with a weird styling. On the x axis, you have the two systems macOS and Windows, and the y axis is cost or price. The "hard

The squares are stacked bar charts with a weird styling. On the x axis, you have the two systems macOS and Windows, and the y axis is cost or price. The "hardware & essential software" part for macOS is more expensive than for Windows because Mac hardware is more expensive than Windows hardware.