Here's how to find out if your CPU will run Windows 11

[Windows Central]

Windows 11 won't officially support all CPUs. Here's how you can check if yours will be supported.
Although Microsoft will be offering Windows 11 as a free upgrade for devices already running Windows 10, this does not mean that your computer hardware configuration will be compatible. In addition to requiring a trusted platform module (TPM) chip, the device will also need to have one of the supported processors.

Full story from the WindowsCentral blog...