9 3900x vs 7 5700x3d July 8, 2019 16 32 64 128 Ryzen 9 3900x vs 7 5700x3d Ryzen 9 3900x vs ryzen 7 5700x3d gaming Amd ryzen 7 5700x3d vs amd ryzen 9 3900x Amd ryzen 9 7900x3d vs amd ryzen 9 7950x