NVIDIA GeForce GTX 680M 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (115.2GB/s vs 96.00GB/s)
NVIDIA GeForce MX570 A 's Advantages
Released 9 years and 11 months late
Boost Clock has increased by 52% (1155MHz vs 758MHz)
704 additional rendering cores
Lower TDP (25W vs 100W)