NVIDIA GeForce GTX TITAN Z 's Advantages
Boost Clock has increased by 2% (876MHz vs 855MHz)
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (336.0GB/s vs 14.40GB/s)
2560 additional rendering cores
AMD Radeon R5 330 OEM 's Advantages
Released 1 years late
Lower TDP (50W vs 375W)