ATI Radeon HD 4770 's Advantages
Lower TDP (80W vs 148W)
NVIDIA GeForce GTX 970 's Advantages
Released 5 years and 5 months late
Boost Clock1178MHz
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (224.4GB/s vs 51.20GB/s)
1024 additional rendering cores