Steve, I am not looking to make the water cooler, I am just wondering if my expectation that the CPU idle temperature should be closer to the ambient room temperature is reasonable. If this is the best I can expect, so be it. If I should be seeing lower temps, I need to re-examine my installation.
Thanks, Jim > -----Original Message----- > From: [email protected] [mailto:hardware- > [email protected]] On Behalf Of Steve Tomporowski > Sent: Saturday, July 09, 2011 11:18 AM > To: [email protected] > Subject: Re: [H] Water Cooling and ambient temperature > > The efficiency of a water-cooled system depends on how cold you can get > the water. It seems like the temperature of your room is the coolest the > water can get. Air near the floor of the room is usually the coolest in the > room. The most innovative solution I heard of with a water-cooled system > was running the hose outside and underground (actually a pretty deep hole) > to get the water cooler. Alternative, maybe put a peltier cooler on it (outside > the case on the cooler > portion) to chill the water. > > Just speculating...;-) > > Steve > > > On 7/9/2011 1:41 PM, James Maki wrote: > > After several years of hot summers and no air conditioning, I decided > > to try a liquid cooled system on my PC this year. So far, I have not > > been overly impressed. The reported CPU temperature (speedfan, Asus AI > > Suite, CPU > > Thermometer) averages about 15 degrees C over the ambient air temp. > > This is not much better than the Noctua air cooled system I was using. > > > > With an ambient temperature of 18 degrees C, the idle CPU temp is > > about > > 32-35 degrees C (varies for the 4 cores). At 100% usage, the CPU temp > > rises to about 73 degrees C. > > > > My worry is that when the room temperature reaches 35 degrees C, the > > CPU will be running 80 degrees C at 100% usage. I don't plan on > > running it at this extreme for extended periods, I just thought water > > cooling would at least get the idle temps closer to ambient temps and > > keep the 100% usage temps a little lower. > > > > I used Arctic Silver Ceramique on this build as this was what the > > manufacturer of the CPU block recommended. I have used Arctic Silver 5 > > in the past. The current instruction say to lay a line of the thermal > > compound across the CPU. Would these temperatures indicate an > > incorrect application of the thermal compound? Any other suggestions > > or am I just expecting too much. > > > > Thanks for your insight. > > > > Jim Maki > > [email protected] > > > >
