Poser Superfly (renderer) can use GPU for rendering, which is much faster, but it can also render via CPU. Firefly, the older renderer, renders via CPU only. Other than that, CPU and ram will help you load and deal with more stuff on your scene.

Edit: wow, seems like I'm crossposting a lot today lmao

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Feel free to call me Ohki!

Poser Pro 11, Poser 12 and Poser 13, Windows 10, Superfly junkie. My units are milimeters.

Persephone (the computer): AMD Ryzen 9 5900x, RTX 3070 GPU, 96gb ram.