Two 140mm fans or one 200mm fan for a top of case exhaust fan?
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Solved by emosun,
46 minutes ago, ProtoflareX said:So let's say a single Noctua 200mm fan has a CFM of 86.46 and a single Noctua 140mm fan has a CFM of 82.51; that means the single 200mm fan moves slightly more air than the 140mm fan, but two 140mm fans have a CFM of 165.02, meaning they move nearly twice the amount of air that the single 200mm fan moves?
yep, if you just want to move a lot of air then 165 is definitely more than 82
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