AMD Radeon E8860 's Advantages
Lower TDP (37W vs 50W)
AMD Radeon E9260 MXM 's Advantages
Released 2 years and 8 months late
Boost Clock has increased by 92% (1200MHz vs 625MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (112.0GB/s vs 72.00GB/s)
256 additional rendering cores