NVIDIA GeForce GTX 880M 's Advantages
Released 4 years and 9 months late
Boost Clock993MHz
More VRAM (8GB vs 1GB)
Larger VRAM bandwidth (160.0GB/s vs 57.60GB/s)
1440 additional rendering cores
NVIDIA GeForce GTS 260M 's Advantages
Lower TDP (38W vs 122W)