Happy hunting, Kratos.
Ragnarok is genuinely huge. Unlike the 2018 reboot (which was fairly linear), Ragnarok features sprawling open-zone levels like the Crater in Vanaheim. The sheer amount of unique geometry, collision maps, and asset streaming data fills the remaining space. God Of War Ragnarok Pc Download Size
Reasonable expected range in practice (as of recent PC ports of similar scale): ~80–130 GB installed, with spikes above that if you include extras like uncompressed textures. Happy hunting, Kratos