Model Number	F661
CPU Support	AMD Opteron HE, Socket F CPU Model Number 2344HE, 2346He, 2347HE, 8346HE, 8347HE 3.5" Mounting Pitch Recommended for 2U Servers and Up
Connection	4 Pin (PWM)
Voltage	12V
Speed	At Duty Cycle 20%: 1100 RPM At Duty Cycle 50%: 2500 RPM At Duty Cycle 100%: 6000 RPM
Performance	At Duty Cycle 20%: 6.0 CFM At Duty Cycle 50%: 15.3 CFM At Duty Cycle 100%: 32.81 CFM
Volume	At Duty Cycle 20%: 16.0 dBA At Duty Cycle 50%: 28.1 dBA At Duty Cycle 100%: 44.7 dBA
Dimensions	100 x 71.0 x 65.5 mm 3.94" x 2.80" x 2.58" (in inches)
Weight	275g
Features	Pre-printed Thermal Grease