There is a huge performance difference between older Apple laptops and the current ones. H u g e.
Debbie's iPad is faster than Apple laptops from a few years ago.
Geekbench 5 scores:
2018 Macbook Air 5,1 Intel Core i5-8210Y 726 single core / 1452 multi core. Compute - 4563
2010 MacPro 5,1 Dual Xeon E5620(8 cores) 514 single-core / 3783 multi-core
2015 iMac 15,1 27" core i5 912 single-core / 3012 multi-core
2021 iPad Pro 1703 single-core / 7262 multi-core Compute - 21,205