NVIDIA GeForce GTX 880M 's Advantages
Released 3 years and 2 months late
Boost Clock993MHz
More VRAM (8GB vs 512GB)
Larger VRAM bandwidth (160.0GB/s vs 12.80GB/s)
1520 additional rendering cores
NVIDIA GeForce 315M 's Advantages
Lower TDP (14W vs 122W)