AMD Radeon E9260 PCIe 's Advantages
Released 4 years and 6 months late
Boost Clock1200MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (112.0GB/s vs 28.80GB/s)
512 additional rendering cores
NVIDIA GeForce GT 640M 's Advantages
Lower TDP (32W vs 80W)