Processor Cooling set 11.3 cm 1800 RPM Supported processor sockets: LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5), LGA 1567 (Socket LS), LGA 1700 Fluid Dynamic Bearing (FDB) Pulse-width modulation (PWM) support 133 x 91 x 135 mm Black, White 1 pc(s) ARCTIC has CPU coolers for all areas of application. Whether for high-end gaming or silent PCs, our large range includes everything from high-performance tower coolers to compact and inexpensive alternatives; to boxed coolers to completely silent passive radiators. Broad compatibility and innovative features are part of our standard repertoire. Performance Quantity per pack 1 pc(s) Bearing type Fluid Dynamic Bearing (FDB) Pulse-width modulation (PWM) support Yes Noise level 0.3 sone Rotational speed (max) 1800 RPM Rotational speed (min) 200 RPM Supported processor sockets LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5),