NVIDIA GeForce GTX 260M 's Advantages
Lower TDP (65W vs 100W)
AMD Radeon R9 M290X 's Advantages
Released 4 years and 10 months late
Boost Clock900MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (153.6GB/s vs 60.80GB/s)
1168 additional rendering cores