| Model Number | K650 |
| CPU Support | Supports Intel Socket LGA115x, LGA1200 Supports up to 125W TDP |
| Connection | 4 Pin (PWM) |
| Voltage | 12V |
| Speed | At Duty Cycle 20%: 1400 RPM At Duty Cycle 50%: 3500 RPM At Duty Cycle 100%: 7000 RPM |
| Performance | At Duty Cycle 20%: 7.405 CFM At Duty Cycle 50%: 18.517 CFM At Duty Cycle 100%: 38.283 CFM |
| Volume | At Duty Cycle 20%: 20.8 dBA At Duty Cycle 50%: 35.9 dBA At Duty Cycle 100%: 48.1 dBA |
| Dimensions | 88.5 x 87.0 x 64.0mm 3.48" x 3.42" x 2.52" (in inches) |
| Fan Dimensions | 60 x 60 x 25mm 2.36" x 2.36" x 0.98" (in inches) |
| Weight | 460g |
| Features | GE-Toshiba TIG830SP Thermal Grease |