TaskbarStats is an Open Source taskbar utility for users who like to have at-a-glance stats for various system aspects.
TaskbarStats provides live stats (one-second update intervals) for upload/download speeds, CPU/RAM utilization, and Disk Write Speed displayed from the taskbar. You can include the stats for which is important to you easily by right-clicking the taskbar and selecting Toolbars - you may need to perform this twice to have the options show up.
TaskbarStats is the perfect option for those who like to have these stats available without navigating elsewhere to view them.
Compact layout Auto choose unit to display (Byte/Kilobyte/Megabyte/...) Very low resource consuming Zero configuration/option
Similar: How to Show Your Internet Upload, Download, and Usage on the Taskbar How to Check Your Memory (RAM) Speed, Available Slots and More