RL-KR120B1 , LGA1150/LGA1151/LGA1155/LGA1156/LGA1200/LGA1366/LGA2011/LGA2011-3/LGA2066/SAM2/SAM2+/SAM3/SAM3+/SAM4/SFM1/SFM2/SFM2+ , Fan speed 500-2,000 + 300 RPM , Air flow 73.11 cfm , Noise level, max 36 dB , Weight 1.2 kg
Kraken X53 , LGA1150/LGA1151/LGA1155/LGA1156/LGA1366/LGA2011/LGA2011-3/LGA2066/SAM4/STR4/sTRX4 , Fan speed 500-2,000 + 300 RPM , Noise level, max 36 dB , Dimensions Water Block: 80 x 80 x 55 mm; Radiator: 123 x 275 x 30mm , Weight 1.27 kg