NVIDIA GeForce GTX 880M 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 40.10GB/s)
1152 additional rendering cores
NVIDIA GeForce MX130 's Advantages
Released 3 years and 8 months late
Boost Clock has increased by 20% (1189MHz vs 993MHz)
Lower TDP (30W vs 122W)