Intel Core i3 4170 's Advantages
Higher base frequency (3.7GHz vs 3.1GHz)
Intel Core i3 9100T 's Advantages
Released 4 years and 1 months late
Higher specification of memory (DDR4-2400 vs DDR3-1600)
Larger memory bandwidth (37.5GB/s vs 25.6GB/s)
Larger L3 cache size (6MB vs 3MB)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (35W vs 54W)