Results from our heatsink tests.
ASUS P5WD2/Pentium D 805 Motherboard C/W Test Results

Review Links
Thermalright Ultra 120: 0.11 – 120 mm fan, 2504 rpm
Sunbeam Core: 0.13 – Good for aggressive cooling
Kingwin XT-1264: 0.14 – Good for aggressive cooling
Thermalright SI-128: 0.14 – 120 mm fan @ 2451 rpm
3RSystem IceAge 120: 0.15 – Quiet with fan at low setting
Silenx IXC-120HA2: 0.15 – Quiet – includes manual fan controller
Ultra TEC: 0.15 – Peltier heatsink – C/W range 0.11 – 0.15; at spec CPU 2.66 GHz C/W 0.15.
Kingwin RVT-12025: 0.16 – 120 mm fan @ 1328 rpm – very quiet
NPH Hurricane: 0.16 – Good for aggressive cooling and quiet cooling
NPH Big: 0.16 – 120 mm fan @ 1659 rpm – quiet
nPowerTek NPH 1000
CoolerMaster Hyper N520: 0.19 – Five heatpipes
Rosewill RCX-Z4: 0.20 – Good cooling, low noise
Antazone AS-C1000: 0.21 – Moderate noise
Kingwin KA-9226ACU: 0.21 – Low-moderate noise
Kingwin KA-9228: 0.21 – Low noise
Silenx iXtrema IXC-92HA1: 0.21 – Low noise; includes fan controller
Spire VertiCool II: 0.21 – Very low noise
Evercool Sharks: 0.23 – Two speed fan, 0.28 at low fan – quiet
Intel Retail Heatsink: 0.23 – Low noise
Kingwin KA-9227: 0.24 – Low noise
Kingwin Revolution: 0.25 – Low noise
Kingwin KA-9225: 0.26 – Low noise
SilentFlux: 0.28 – Low Noise
nPowertek NPH 775-140 HC: 0.28 – One for Mom
Kingwin Gladiator: 0.29 – Visually Stunning
xigmatek Apache CD901: 0.34 – One for Mom
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