ATI Mobility Radeon HD 5870 's Advantages
Lower TDP (50W vs 95W)
AMD Radeon E8950 's Advantages
Released 5 years and 8 months late
Boost Clock1000MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (192.0GB/s vs 64.00GB/s)
1248 additional rendering cores