Intel Core 5 120U 's Advantages
Integrated graphics card
Higher specification of memory (6400 vs 5200)
Lower TDP (15W vs 45W)
Intel Core 5 220H 's Advantages
Released 11 months late
Newer PCIe version (5 vs 4.0)
Higher base frequency (2.7GHz vs 1.4GHz)
Larger L3 cache size (18MB vs 12MB)