Just tried and you are too new to have pm privileges.
Tested Zaward Vapor against Gelid Tranquillo and Noctua NH-U12P using Zaward, Gelid and Noctua fans on an Athlon II X4 620 @ 3.5GHz (2.6GHz stock). Gelid fan might be slightly better/quieter, but only 1c cooler. Ended up using single Zaward fan PWM: 33c idle and 45c stress testing.