Dual Core (Intel Pentium 4 3.0 GHz or AMD Athlon 3200+). RAM: 1 GB.
While " Arma 2: Combined Operations " refers to a specific bundle of and its expansion Operation Arrowhead , finding a legitimate "free download" of the full version is no longer possible through official channels. Historically, a version called Arma 2: Free existed, but it was discontinued in 2014. Status of "Free" Versions Arma 2 Combined Operations Free Download
To play today, you generally need to purchase it. It is frequently discounted during sales on major digital storefronts: Dual Core (Intel Pentium 4 3