AMD Radeon RX 5600M 's Advantages
More VRAM (6GB vs 4GB)
Larger VRAM bandwidth (288.0GB/s vs 128.0GB/s)
1536 additional rendering cores
AMD Radeon RX 6450M 's Advantages
Released 2 years and 6 months late
Boost Clock has increased by 94% (2460MHz vs 1265MHz)
Lower TDP (50W vs 150W)