The Game Engine is what controls many aspects of the game such as physics and graphics.
id Tech 3 EngineEdit
It is used by many games, including:
- Call of Duty 2 (2005) - IW 2.0
- Call of Duty 4: Modern Warfare (2007) IW 3.0
- Call of Duty: World at War (2008) - IW 3.0 (Modified)
- Call of Duty: Modern Warfare 2 (2009) - IW 4.0
- Call of Duty: Black Ops (2010) - IW 3.0 (Heavily Modified)
- Call of Duty: Modern Warfare 3 (2011) - MW3 engine (Modified IW 4.0, unofficially IW 5.0)
- Call of Duty: Black Ops II (2012) - Black Ops II engine (Heavily Modified IW 3.0)
- Call of Duty: Ghosts (2013) - IW 6.0 (Updated MW3 engine)
- Call of Duty: Black Ops III (2015) - Black Ops III engine (heavily modified Black Ops II engine)
- Call of Duty: Infinite Warfare (2016) - IW 7.0 (Modified IW 6.0 engine)
- Call of Duty: Black Ops 4 (2018) - Black Ops 4 engine (heavily modified Black Ops III engine)
The Treyarch NGL engine was only used in two games before it was replaced by IW 3.0.
The Asura Engine is the engine used by THQ for only one game.
- Call of Duty: Advanced Warfare (2014), Call of Duty: Modern Warfare Remastered (2016) and Call of Duty: Modern Warfare 2 Campaign Remastered (2020) run on the same custom in-house engine developed by Sledgehammer Games.
- Call of Duty: WWII (2017) runs on a modified version of the engine used in Advanced Warfare.
- Call of Duty: Modern Warfare (2019) runs on a custom in-house engine built by Infinity Ward LA and Infinity Ward Poland, with assistance from NVIDIA.