A Surface Laptop 4 operating with a Tiger Lake-U processor has been spotted on Geekbench 5. The upcoming device featured an Intel Core i5-1135G7 in this case, although multiple SKU choices are likely, including some from AMD's Ryzen 4000/5000 series. The Microsoft Surface Laptop 4 with its i5-1135G7 delivered a decent single-core result.
https://www.notebookcheck.net/Microsoft-Surface-Laptop-4-with-Tiger-Lake-Intel-Core-i5-1135G7-processor-spotted-on-Geekbench.525617.0.html