Intel Comet Lake-H Core i7-10750H and Core i5-10300H pay a visit to PassMark — seem to offer nearly 40% and 17% gains over their predecessors, respectively - NotebookCheck.net News
Hot Sell 4K@60Hz OPS PCS Intel 10th Gen 10200h/10300h/10500h/10700h X86 Standard OPS 80pin I3 I5 I7 Mini PCS - China OPS PC and OPS Module price | Made-in-China.com
x86 cpus' Guide - View details on Intel Core i5-10300H
Source 17.3 Inch Laptops i5-10300H / i7-11800H GTX 3060 10th / 11th Gen processors DDR4 16GB 32GB Gaming Laptops 6GB Graphic Card on m.alibaba.com
Intel Core i7-10750H, i9-10880H and i5-10300H Comet Lake-H - early benchmarks
Desktop grade i7-7700K=~Laptop grade i5-10300H : i5-10300H on RTX 3060; Since Cinebench R20 tests single core performance, I'd wager the laptop to perform satisfactorily in games. I'm unable to see sensationalised 'bottleneck'
Comparison] Intel Core i7-1165G7 vs Intel Core i5-10300H - The Core i7 is the clear winner by 10% in Cinebench and is considerably faster in Photoshop | LaptopMedia.com