= Pump =

||<rowbgcolor="lightblue"> PWM || RPM || Noise ||
||  40% || 1950 || Silent ||
||  50% || 2500 || Just audible ||
||  60% || 3060 || Quiet ||
||  68% || 3520 || Mild ||
||  75% || 3950 || Max acceptable level ||
|| 100% || 4775 || Pretty loud ||

= Fan =

Arctic P12 PWM PST

||<rowbgcolor="lightblue"> PWM || RPM || Noise ||
||  20% ||  530 || Silent ||
||  35% ||  870 || Effectively silent ||
||  40% ||  965 || Just audible ||
||  50% || 1150 || Pleasant ||
||  75% || 1575 || Max acceptable level ||
|| 100% || 1925 || Pretty loud ||

= Heat loads =

||<rowbgcolor="lightblue"> Components || Estimated load (Watts approx) ||
|| Idle     ||  25 ||
|| Full CPU || 120 ||
|| Full GPU || 250 ||