GeForce GTX 880M Advantages
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (160.0GB/s vs 112.0GB/s)
GeForce RTX 2050 Mobile Advantages
Released 7 years and 9 months late
Boost Clock has increased by 49% (1477MHz vs 993MHz)
512 additional rendering cores
Lower TDP (45W vs 122W)