Intel Core i7 1355U's Advantages
Released 3 years and 3 months late
Higher specification of memory (LPDDR5-6400 vs DDR4-2400)
Larger memory bandwidth (89.6GB/s vs 37.5GB/s)
Newer PCIe version (4.0 vs 2.0)
Larger L3 cache size (12MB vs 2MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (12W vs 15W)
Intel Celeron 5205U's Advantages
Higher base frequency (1.9GHz vs 1.7GHz)