![Thanks Reddit as always. Noctua solution to fitting the NH-D15 into a case with high profile memory, remove one of the NF-A15 PWM fans and replace it with an NF-F12 PWM. Going Thanks Reddit as always. Noctua solution to fitting the NH-D15 into a case with high profile memory, remove one of the NF-A15 PWM fans and replace it with an NF-F12 PWM. Going](https://i.redd.it/t8pwjg3osvs71.jpg)
Thanks Reddit as always. Noctua solution to fitting the NH-D15 into a case with high profile memory, remove one of the NF-A15 PWM fans and replace it with an NF-F12 PWM. Going
![Amazon.com: Noctua NH-U12DX 120mm Fan 6-Heatpipes CPU Heat Sink (Intel LGA 771 & mPGA 604) : Electronics Amazon.com: Noctua NH-U12DX 120mm Fan 6-Heatpipes CPU Heat Sink (Intel LGA 771 & mPGA 604) : Electronics](https://m.media-amazon.com/images/I/61dMQc4SVpL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Noctua NH-U12DX 120mm Fan 6-Heatpipes CPU Heat Sink (Intel LGA 771 & mPGA 604) : Electronics
![I replaced my Noctua NH-D15 stock NF-A15 fans with Chromax F12's and it is actually cooling my 5.1GHZ OC'd 9900KS better than the larger stock fans. Details in first post. : r/overclocking I replaced my Noctua NH-D15 stock NF-A15 fans with Chromax F12's and it is actually cooling my 5.1GHZ OC'd 9900KS better than the larger stock fans. Details in first post. : r/overclocking](https://i.redd.it/a0lnt2xzfj341.jpg)