Intel Core i7 7700HQ 's Advantages
Better graphics card performance
Higher specification of memory (DDR4-2400 vs DDR4-2133)
Newer PCIe version (3.0 vs 2.0)
Higher base frequency (2.8GHz vs 1.8GHz)
Larger L3 cache size (6MB vs 2MB)
Intel Celeron 4205U 's Advantages
Released 2 years late
Lower TDP (15W vs 45W)