NVIDIA GeForce GTX 680 's Advantages
Larger VRAM bandwidth (192.3GB/s vs 96.00GB/s)
1024 additional rendering cores
AMD Radeon Pro WX 3100 's Advantages
Released 5 years and 3 months late
Boost Clock has increased by 15% (1219MHz vs 1058MHz)
More VRAM (4GB vs 2GB)
Lower TDP (65W vs 195W)