Observation will require Radeon RX 570 8GB graphics card with a Core i5-6600K 3.5GHz or Ryzen 3 2200G processor to reach the recommended specs, achieving high graphics setting on 1080p. Observation needs a Radeon HD 7750 1GB GDDR5 graphics card to play on low settings, with a Core i3-3240 3.4GHz or FX-4300 processor to reach the minimum specs, achieving 30FPS on 1080p monitor res. Don't try and play Observation without 4 GB, which helps get the 30FPS Another thing to consider is the DirectX capability of your GPU. Observation needs a GPU capable of running DirectX 11.00. To summarise, Observation needs around a 6 year old PC to play at recommended settings.