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Coolers for Socket 478, Spring/Summer 2002


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Part 4. Table of Ranks (technical and economic assessment of the coolers and technical and economic ratings)

Part 1. AVC, Spire and GlacialTech coolers
Part 2. Cooler Master, Thermaltake, Evercool and ADDA coolers
Part 3. Test Results (temperature, noise level, thermal resistance)
For better understanding of the idea we recommend that you first address our new testing technique of assessment of consumer qualities of cooling systems and then turn to the summary table of consumer parameters of the coolers and their ratings.
Table 1. Technical and economic parameters of the tested cooling systems

Cooling system model
(modification) 
Indices Integrated estimate
Eth N TQ AC TQ MM TQ PC Ep Bonuses IAF CS IACQ CS
ADDA B66-1AMB 35 37 13 10 8 47 5 (thermal interface) 108 155
AVC Sunflower 37  35 11  40  3 (thermal grease)
1 (technical description)
1 (protective film on the core's heel)
103  143
Cooler Master DI4-7H53D 37 32 14  12  47  5 (thermal interface) 107  154
Cooler Master DI4-6H52B 34 33 10  47  5 (thermal interface)  96  143
Evercool CUW1F-715 34 34 10  10  45  3 (thermal grease)
1 (protective film on the heatsink base)
100  145
Evercool CUW2F-715 38 37 10  10  10  40  3 (thermal grease)
1 (protective film on the heatsink base)
108  148
GlacialTech Igloo 4300 37  31  11  14  38  5 (thermal interface)  106  144
GlacialTech Igloo 4200 Pro  40  33  11  14  44  5 (thermal interface)  112  156
GlacialTech Igloo 4200  38  38  11  14  47  5 (thermal interface)  113  160
GlacialTech Igloo 4200 Light  34  41  11  14  47  5 (thermal interface)  112  159
GlacialTech Igloo 4200 Pro (new clip)  42  33  11  14  44 5 (thermal interface)  113  157
GlacialTech Igloo 4200 (new clip)  40  38  11  14  47  5 (thermal interface) 116  162
GlacialTech Igloo 4200 Light (new clip)  35  41  11  14  47  5 (thermal interface) 114  161
GlacialTech Diamond 4000 39  38  13  14  36  15 (thermo control)
5 (thermal interface)
133  169
Titan TTC-W4TB 34  37  47  3 (thermal grease) 94  141
Titan TTC-MT4AB  33  31  30  3 (thermal grease) 87  117
Titan TTC-MS4AB  30  32  32  3 (thermal grease) 87  119
Thermaltake P4 Dragon 478  31  27  38  3 (thermal grease)
1 (power adapter)
77  115
Thermaltake Volcano 7+ 45  26  24  5 (adjustable power adapter)
3 (thermal grease)
1 (installation guide)
98  122
Thermaltake P4 Volcano 34  31  10  42  3 (thermal grease) 91  133
Spire IceStream  38  31  12  10  32  5 (thermal interface)  104  136
Spire QuietStream  34  36  12  10  32  5 (thermal interface) 105  137

 
Diagram 4. Technical chart of the cooling systems

Diagram 5. Consumer chart of the cooling systems

Diagram 6. Efficiency-to-noise
Note
Efficiency-to-noise correlation is calculated the following way:

ENC = DF*(RFth/TR)/(NL/RFn), 

RFth - thermal reference factor (thermal resistance θja), TR - thermal resistance θja of a cooling system in question, RFn - noise reference factor (noise level), NL - noise level of a cooling system in question, DF - dimension factor (equals 10). 

Diagram 7. Efficiency-to-cost
Note
The efficiency-to-cost correlation is calculated the following way:

ECC = DF*(RFth/TR)/(P/RFc), 

RFth - thermal reference factor (reference thermal resistance θja), TR - thermal resistance θja of a cooling system in question, RFc - cost reference factor (reference cost), P - average retail price of the cooling system in question, DF - dimension factor (equals 10). 

Diagram 8. Functionality-to-cost
Note
Functionality-to-cost correlation is calculated the following way:

FCC = DF*(IAF)/(P/RFc), 

IAF - integrated assessment of functionality of cooling system, RFc - cost reference factor (reference cost), P - average retail price of a cooling system, DF - dimension factor (equals 0.1). 

I think no comments are needed. 

Testing technique. Integrated assessment of consumer qualities of the cooling systems

 
Vitaly Krinitsin (vit@ixbt.com)


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