More wattage means more heat could be generated. Causing your cooling needs to be greater. Comparing two processors by wattage, unless your trying to use less energy, should not play a factor in...
Different pastes keep your processor cooler then others. In a way, yes it does effect the processor because the better paste you have the cooler your system will run which then will allow your...
Extra processor cores will only enhance system performance on heavy applications that support multiple core use. Most professional applications support this such as Adobe Photoshop support this....