Call of Duty 3 (2006) The third game in the series, developed by Treyarch. It is also set during World War II and focuses on the Normandy breakout. It sold over 7 million copies worldwide. Call of Duty 4: Modern Warfare (2007) The fourth game in the series, developed by Infinity Ward. Call of Duty: Modern Warfare is a massive game. At a required 175GB according to its PC system requirements , it’s potentially set to be the biggest game of 2019, and maybe one of the biggest Highlights. Modern Warfare 3 Zombies Season 1 offers new content, but the mode could still use some quality-of-life changes. Suggestions for QoL changes include a larger stash and a scoreboard to MCW. The best AR, and arguably the best all-around gun in Call of Duty: Modern Warfare 3 in general, is the MCW. It excels in both mid and close-range fights, has low recoil, has fast ADS speed Call of Duty: Modern Warfare 3. Steam download size. Anxz 12 years ago #1. Hello, My internet is not that fast so I want to know wether I need to download all 14GB from Steam to play multiplayer or if when it reaches the 6-7GB mark, I will be able to play multiplayer already? I don't care much for singleplayer. Thanks. The Modern Warfare 3 and Warzone Season 1 update weighs around 33 GB for PC, and here are the instructions to preload it. Launch the Battle.net client on your PC. Head to the "Games" section. Select Call of Duty from the library. Hit the Download pre-release content option right under the Play button. The first season of Modern Warfare 3 and Modern Warfare 3, the newest instalment in the Call of Duty into the game, you’ll wanna know the Modern Warfare 3 install size and regarding the download size of Modern Warfare 3. Modern Warfare 3's Zombies mode offers large-scale extraction gameplay instead of the traditional round-based experience, making this more of a mashup between Zombies and MW2's DMZ. This mode is qrtR.