The Xbox One version of ARK: Survival Evolved needs some work on the technical side.
Sony Won't Allow Early Build of ARK: Survival Evolved on PS4
stat fps - Ark: Survival Evolved - Xbox One
ASA performance : r/ARK
Dishonored 2 GPU Benchmarks (GameGPU), Page 4
huge fps drop when opening inventory specifically : r/feedthebeast
Single Player, FPS Drops :: ARK: Survival Ascended General Discussions
The next ARK: Survival Evolved patch brings split-screen to Xbox One
ARK: Survival Evolved Season Pass Xbox One [Digital Code]
Dishonored 2 GPU Benchmarks (GameGPU), Page 4