Kinsta have evaluated of the most popular PHP content management systems (including WordPress) and frameworks using multiple PHP versions including recently released PHP 8.3.
It is well worth reading to take in all the details but a few highlights are CodeIgniter 4, my favourite framework achieving 1684 requests per second.
WordPress and WooCommerce weren’t so great but then you shouldn’t be choosing WordPress for speed, it’s advantages are that it’s easy to use and the third party themes and plugins make it inexpensive to get a rich website created quickly.