Windows 8.1 VS Windows 7? What should I get?

Windows 8.1 Intel Motherboards PC gaming AMD CPUs Windows 8 upgrade GPUs Windows 7 Windows 7 ultimate
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I'm upgrading a lot of my PC along with my mobo and CPU so I'm going to have to re-install windows going from an AMD board to an Intel.

Should I stick with Windows 7 Ultimate or go for Windows 8.1?

+ Side note: I game,record and edit on my pc.

Thanks in advance! :)