CPU performance can be all over the place on the Surface Pro 7 Core i5. When at its best, multi-thread performance will be most similar to the Ryzen 5 3580U on the 15-inch Surface Laptop 3. But if at its worst, performance can be about 10 percent slower than the average Core i7-8565U.
https://www.notebookcheck.net/Surface-Pro-7-Core-i5-1035G4-performance-can-throttle-by-as-much-as-27-percent-to-be-slower-than-the-Core-i7-8565U.443058.0.html