Intel Celeron 5205U 's Advantages
Higher base frequency (1.9GHz vs 1.8GHz)
Intel Celeron 6305 's Advantages
Released 11 months late
Higher specification of memory (3733 vs 2400)
Larger memory bandwidth (51.2GB/s vs 37.5GB/s)
Newer PCIe version (3.0 vs 2.0)
Larger L3 cache size (4MB vs 2MB)
More modern manufacturing process (10nm vs 14nm)