Probably, the benefit of using PS5 for this purpose would be the same as a standalone Mac mini 16GB($900); it comes with the rest of the computer. From [1][2]:

    9060XT:  128bit GDDR6, 322.3GB/s, 102.6TF FP16, 160W TDP
    PS5 GPU: 256bit GDDR6, 448.0GB/s, 20.58TF FP16, 180W TDP

2: https://www.techpowerup.com/gpu-specs/playstation-5-gpu.c348...