Intel Core i9 10940X 's Advantages
Larger memory bandwidth (93.8GB/s vs 50GB/s)
Higher base frequency (3.3GHz vs 2.6GHz)
Larger L3 cache size (20MB vs 12MB)
Intel Core i5 11400 's Advantages
Released 1 years and 5 months late
Integrated graphics card
Higher specification of memory (3200 vs 2933)
Newer PCIe version (4.0 vs 3.0)
Lower TDP (65W vs 165W)