NVIDIA GeForce RTX 3070 6144 SP 's Advantages
Boost Clock has increased by 82% (1770MHz vs 975MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (448.0GB/s vs 192.0GB/s)
4608 additional rendering cores
AMD Radeon HD 7870 XT 's Advantages
Lower TDP (185W vs 290W)