ATI FirePro 2270 PCIe x1 's Advantages
Lower TDP (15W vs 65W)
AMD Radeon R9 255 OEM 's Advantages
Released 2 years and 11 months late
Boost Clock930MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (73.60GB/s vs 9.600GB/s)
432 additional rendering cores