For some reason my game lags although I meet the system requirements. Also, they say that if you can run Arma II you can run Arma III. Well, I run Arma II fine but on Arma III Multiplayer it lags. Not singleplayer though.
System Specs:
OS: Windows 7 Home Premium Service Pack 1
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System: Hp
Model: p6-2136
Processor: AMD A6-3620 APU with Raedon HD Graphics 2.20 GHz
Ram: 6.00 GB
Type: 64 bit