NVIDIA GeForce GTX 980MX 's Advantages
Released 2 years and 3 months late
Boost Clock has increased by 19% (1178MHz vs 993MHz)
Larger VRAM bandwidth (192.0GB/s vs 160.0GB/s)
128 additional rendering cores
NVIDIA GeForce GTX 880M 's Advantages
Lower TDP (122W vs 148W)