Oddly-Specific PSA: G.Skill's Trident Z memory fits under a Noctua NH-D14 just fine, even though it is not listed for compatibility due to it's 44mm height : r/pcmasterrace
Amazon.com: Noctua NH-D15S, Premium Dual-Tower CPU Cooler with NF-A15 PWM 140mm Fan (Brown) : Electronics