NVIDIA GeForce GTX 980MX 's Advantages
Released 2 years and 3 months late
Boost Clock has increased by 2% (1178MHz vs 1150MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 14.40GB/s)
1408 additional rendering cores
NVIDIA GeForce 830M 's Advantages
Lower TDP (33W vs 148W)