NVIDIA GeForce GTX 980MX 's Advantages
Released 2 years and 10 months late
Boost Clock has increased by 29% (1178MHz vs 915MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 28.80GB/s)
1280 additional rendering cores
NVIDIA GeForce GT 745A 's Advantages
Lower TDP (33W vs 148W)