NVIDIA GeForce GTX 580 Rev. 2 's Advantages
Larger VRAM bandwidth (192.4GB/s vs 14.40GB/s)
192 additional rendering cores
AMD Radeon R5 330 OEM 's Advantages
Released 3 years and 11 months late
Boost Clock855MHz
More VRAM (2GB vs 1536GB)
Lower TDP (50W vs 244W)