A full BO3 installation is roughly 122 GB. A highly compressed version can be as small as 40 GB to 60 GB , depending on which components you choose to install.
While the download is smaller, the installation process takes much longer because your CPU must work hard to "unpack" the data. On a 4-thread CPU, installing a full BO3 repack can take 2 to 3 hours . 2. PC System Requirements call of duty black ops 3 highly compressed pc game install
Ultimate Guide to Call of Duty: Black Ops 3 Highly Compressed PC Game Installation A full BO3 installation is roughly 122 GB
: In 2026, BO3 on PC is known for serious security flaws, including Remote Code Execution (RCE) exploits that allow malicious users to access your PC. Using unofficial "repacks" can bundle additional malware or lack critical community security patches. Missing Features On a 4-thread CPU, installing a full BO3
: Decompressing these files can take hours and requires significant CPU power, often negating the time saved during the download. Core Gameplay Review Call of Duty: Black Ops III Minimum System Requirements