Launch the game, go to OPTIONS and then:
1. Turn off SHADOWS
2. Turn off SCREEN SPACE AMBIENT OCCLUSION
3. Turn off SUPER SAMPLING
4. Set DYNAMIC LIGHTS to 4 or less
5. Play the game in BORDERLESS MODE

1. Go to your Steam folder
2. Click SteamApps
3. Click common
4. Click Call of Duty Advanced Warfare
5. Click players2
6. Click config_mp


After you've opened config_mp
(press CTRL+F for searching inside a notepad)
1. Search for dynEnt_active "1" (that's the default value) and set it to 0. It should look like dyn_Ent_active "0"
2. Search for r_videoMemoryScale (the default value may vary) and set it to 0 or 1. It should look like r_videoMemoryScale "0" OR r_videoMemoryScale "1"
3. Save and exit
4. Right click config_mp, click Properties and check Read-only

1. Open up Catalyst Control Center
2. Go to Gaming
3. Go to 3D Application Settings
4. Click +Add under the Apllication Settings tab
5. There should be a window popping out. Go to Steam, SteamApps, common, Call of Duty Advanced Warfare and click on s1_mp64_ship then click Open
6. Change Tessellation Mode from AMD optimized to Override application settings
7. Change Maximum Tessellation Level from AMD optimized to Off

It should look like this: