Matrixbob
23-10-2003, 19:38
Cosa è meglio tra i 2 ?!
[1] SPA04B4 WhisperRock IV
Dimensions Heat sink :
12VDC Fan : 80×80×44 mm (l × w × h)
80×80×25mm
Bearing Ball bearing
Rated speed 2300 RPM +/-10%
Rated power 1,56 W
Noise level 21.0 dBA
Air flow 28.0 CFM at 2,300 RPM
Current 0.09 A
Life hours Ball: 50.000
Features Blue transparent fan, 3 grip clip, Copper core, Fan Guard
Connector 3 Pin, mainboard
Application AMD : Duron ~ 1.3 GHz (Morgan)
Athlon XP ~ 2700+ (Thoroughbred)
Athlon XP ~ 2100+ (Palomino)
Athlon XP ~ 3200+ (Barton)
Athlon MP ~ 2600+ (Thoroughbred)
Athlon ~ 1.4 GHz (Thunderbird)
Thermal resistance 0.56 °C/W
Thermal type White grease pre-applied
Clip model 0604271
[2] HAC - V81
Fan Dimension 80 x 80 x 25 mm
Rated Speed 2500~4800 RPM
Air Flow 31.4~62.8 CFM
Adjustable Voltage Rate: 7~13.2 VDC
Heat Sink Dimension 80 x 69 x 45 mm
Aerodynamic fan grill designed to reduce intake noise & air deficiency.
High Strength material to reduce acoustic noise in comparison with metal grill.
External fan speed adjustment on PCI bracket allows user to set the desire fan rpm (2500~4800rpm) without opening up the chassis.
Special Copper Cylinder Insertion process ensures perfect contact between copper and alloy.
Back Pressure Reduction comes from special design fan cover with vent hole to prevent rebound back pressure.
Famous Tool-less clip, easy on the thumb!
Worry-free Power Management: 3 pin connector only for detecting real time fan speed; 4 pin connector drawing power directly from PSU to prevent overload on mainboard.
Cosa è meglio tra i 2 ?!
[1] SPA04B4 WhisperRock IV
Dimensions Heat sink :
12VDC Fan : 80×80×44 mm (l × w × h)
80×80×25mm
Bearing Ball bearing
Rated speed 2300 RPM +/-10%
Rated power 1,56 W
Noise level 21.0 dBA
Air flow 28.0 CFM at 2,300 RPM
Current 0.09 A
Life hours Ball: 50.000
Features Blue transparent fan, 3 grip clip, Copper core, Fan Guard
Connector 3 Pin, mainboard
Application AMD : Duron ~ 1.3 GHz (Morgan)
Athlon XP ~ 2700+ (Thoroughbred)
Athlon XP ~ 2100+ (Palomino)
Athlon XP ~ 3200+ (Barton)
Athlon MP ~ 2600+ (Thoroughbred)
Athlon ~ 1.4 GHz (Thunderbird)
Thermal resistance 0.56 °C/W
Thermal type White grease pre-applied
Clip model 0604271
[2] HAC - V81
Fan Dimension 80 x 80 x 25 mm
Rated Speed 2500~4800 RPM
Air Flow 31.4~62.8 CFM
Adjustable Voltage Rate: 7~13.2 VDC
Heat Sink Dimension 80 x 69 x 45 mm
Aerodynamic fan grill designed to reduce intake noise & air deficiency.
High Strength material to reduce acoustic noise in comparison with metal grill.
External fan speed adjustment on PCI bracket allows user to set the desire fan rpm (2500~4800rpm) without opening up the chassis.
Special Copper Cylinder Insertion process ensures perfect contact between copper and alloy.
Back Pressure Reduction comes from special design fan cover with vent hole to prevent rebound back pressure.
Famous Tool-less clip, easy on the thumb!
Worry-free Power Management: 3 pin connector only for detecting real time fan speed; 4 pin connector drawing power directly from PSU to prevent overload on mainboard.
Cosa è meglio tra i 2 ?!