CPU Cooler Check

Cooler comparison

be quiet! Pure Rock Low Profile vs Noctua NH-L9a-AM4

Across the 120 processors either cooler can mount, the be quiet! Pure Rock Low Profile cools better or equally on 94 of them, at $42.90 versus $49.95 on Amazon. The Pure Rock Low Profile is rated 35 W higher.

Reviewed by Farrukh Sufyan SarwarHow we estimate temperaturesPrices verified Model v1.2 · data updated

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01

Excellent verdicts by socket

Number of processors per socket each cooler keeps in the Excellent band
SocketCPUsPure Rock Low ProfileNH-L9a-AM4
AM5250 / 250 / 25
AM4260 / 260 / 26
LGA185180 / 8no bracket
LGA1700410 / 41no bracket
LGA1200200 / 20no bracket
02

Head to head on popular processors

Estimated full-load temperature and verdict for each cooler on the highest-power processors
ProcessorBoostPure Rock Low ProfileNH-L9a-AM4
Core i7-13700K253 W100 °CThrottling risk100 °CIncompatible socket
Core i9-13900K253 W100 °CThrottling risk100 °CIncompatible socket
Core i9-14900KF253 W100 °CThrottling risk100 °CIncompatible socket
Core i7-11700K251 W100 °CThrottling risk100 °CIncompatible socket
Core Ultra 7 265K250 W100 °CThrottling risk100 °CIncompatible socket
Core i9-12900KS241 W100 °CThrottling risk100 °CIncompatible socket
Ryzen 9 9950X3D230 W95 °CThrottling risk95 °CThrottling risk
Core i7-14700224 W100 °CThrottling risk100 °CIncompatible socket
Core i9-13900219 W100 °CThrottling risk100 °CIncompatible socket
Core i7-12700KF190 W100 °CThrottling risk100 °CIncompatible socket
Core Ultra 9 285182 W100 °CThrottling risk100 °CIncompatible socket
Core i5-14600KF181 W100 °CThrottling risk100 °CIncompatible socket
Ryzen 9 7900X3D162 W89 °CThrottling risk89 °CThrottling risk
Core Ultra 5 245K159 W100 °CThrottling risk100 °CIncompatible socket
Core i5-13500154 W100 °CThrottling risk100 °CIncompatible socket
Core i5-12600KF150 W100 °CThrottling risk100 °CIncompatible socket