NVIDIA GeForce GTX 680 's Advantages
Larger VRAM bandwidth (192.3GB/s vs 96.00GB/s)
1024 additional rendering cores
NVIDIA GeForce GTX 1630 's Advantages
Released 10 years and 3 months late
Boost Clock has increased by 69% (1785MHz vs 1058MHz)
More VRAM (4GB vs 2GB)
Lower TDP (75W vs 195W)