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650D Fan layout

Joined
Feb 13, 2009
Messages
40
I have a Corsair 650D with an H110 exhausting out the top. The large front fan is setup as an intake. Should I have the rear fan pulling cool air into the case or just leave it as another exhaust?

Also, does anyone have recommendations for high static pressure 140mm fans for the Corsair H110(preferably black)?
 
I just installed a H100i and oriented the fans as intakes a suggested by review videos who claim Corsair recommends the same.

200mm in front as intake
2X 120mm on H100i as intakes
2x 120mm on side mesh panel as intakes
1x 120 in rear as exhaust

This setup seems to work well. The heat from the H100i seems to be also exiting the case at the top of the side mesh panel.
 
I have a Corsair 650D with an H110 exhausting out the top. The large front fan is setup as an intake. Should I have the rear fan pulling cool air into the case or just leave it as another exhaust?

Also, does anyone have recommendations for high static pressure 140mm fans for the Corsair H110(preferably black)?

you can leave it as exhaust.. making the rear to intake will mean lot of dust into the case. do not worry the H110 Will perform Flawless that way,

I just installed a H100i and oriented the fans as intakes a suggested by review videos who claim Corsair recommends the same.

200mm in front as intake
2X 120mm on H100i as intakes
2x 120mm on side mesh panel as intakes
1x 120 in rear as exhaust

This setup seems to work well. The heat from the H100i seems to be also exiting the case at the top of the side mesh panel.

Thats its a insane amount of positive pressure inside your case, if you wanna use the h100i as intake, take into consideration the insane amount of air that those fans throw after 1600RPM.. that will mean an overall Increase of temperatures on the rest of components, Motherboard, VGA and specially RAM will suffer from the heat disipated on the radiator and pushed into the case. also the side fans as intake will just cause a turbulent airflow inside, fresh air of side panel + Warm air down from radiator + fresh air intake, with very low amount of heat sucked out by the rear fan, mean ton of air will keep in the center of the case, specially hot air generated by GPU.. i do not like the idea of lower the CPU by 1-3C and increasing the overall components temp by 5-8C.

with the top fans as exhaust the case perform with natural airflow direction. that allow more hot air being exhausting at the time more fresh air can fill the case and keep the components cool. also keeping the h100i as intake will mean your radiator will get dusty so FAST. in 2 weeks you will have a seriously amount of dust in the fans and between the fins, and that its a thing very hard to clean.. the best configuration for me its to keep the fans of h100i as pull exhaust. its really nice to clean and keep clean for a very long time.

I made some test long time ago and intake push the radiator become dusty very dusty in 2 weeks of long time use, when dusty it loose a lot of cooling performance (more than gained by keep it as intake over exhaust).

as intake with fans pulling air, it become less dusty, but with the time it acumulate a great layer of dust inside the fins making it very hard to clean with vacuum and air can...

as Exhaust pushing air, it perform like 1-2 degrees worse than intake, but it allow to keep the radiator and fans clean for long time prolonging optimal operation.

As exhaust Pull, this its the best configuration I tested, it perform exactly the same as pushing, also allow to keep the readiator very clean, it get very low amount of dust. it take more than 1 month to collect the same amount of dust as pushing exhaust in 2 weeks, and more or less 2 months to get as dusty as intake pushing for 1 week.. it prolong really the optimal operational enviroment in fan and radiator. this highly recommended for me and other people like for example linus.. also you do not have to forget that if you use Anti-Dust Filter with the h100i fans as intake you will reduce dramatically the cooling performance, as exhaust you can have the fans free operation, also as intake the overall components will get dusty too, specially the motherboard, and you must know how painfull its to clean a motherboard and a GPU.. if you are lazy to clean your PC every week, then seriously forget the idea of a top radiator as intake. thats my 2c.
 
Im not sure where araxie is getting all this, but its absolute bull shit that the "hot air from the radiator" will harm your other components. Airflow is what matters, positive or negative it is your preference. As the 2nd poster put, that would be a valid AND USABLE scenario. Use a dust filter, and guess what the dust issues previously stated are negligible.

Side intake is also valid and again a preference, the "turblance" is negligible compared to the nice COOL air that the GPU is being fed (unless youve got a fucked up case that doesnt feed a side intake at your GPU...), remember your not dealing with a gaint intake speed of air, its not going to vortex and mess up the airflow in any large way.

Dust filters wont dramatically reduce cooling performance, cleaning a motherboard of dust in a properly setup system is quite simple

1) get can of compressed air
2) apply said air to dusty areas
3) ???
4) Profit?

....You wont need to clean your computer weekly, ive run radiators on the AIO units as intakes plenty of times, and guess what? Went 3 months w/o thinking of looking (24/7 system mind you), and opened it and saw didnt need to dust it .... Getting dust out of radiators is the same, just shoot it with air and 90% will come out easily, little dust flakes on a radiator wont hinder cooling in any noticable way...
 
I spoke following my experiences with several AiO and several brand and cases modelds. and trust me my Vengeance C70 Case have Amazing with 4 SP120 front intake 2x Front panel, 2xHDD cage, 1x CMSickeflow , 2xAF140 Side Panel upper intake, lower Exhaust, 1xAF140 bottom. and i tested during more or less 6 months, constant h100i fan directions and positions including several case fans airflow orientation..

results are what I described.. i made same test on my 3 brothers PC. 1xCM690II Nvidia, 1x600T, 1xStorm Scout 2. both 4 cases with really good fans and airflow, showed the same result or very similar.. on all scenarios dust filter decreased cooling performance on h100i with stock fans in 3C-4C than keeping as Intake without filter, that obligated us to pass from balanced profile mode to Performance mode, those fans aren't precisely silent at 1800+RPM, when you add a dust filter the sound its pretty much increased.

in my case RAM under Battlefield 3 Noshahr full MAP, goes from 35Load temp to 41C repeated test 3 times each test same map same amount of players, Same results. Worse results on CM Scout 2 +7C RAM Temp under load.. +10C on 690II Nvidia (guess due to no side panel possible fans). +6C RAM temp on 600T..

GPU temp full Load temp MAX temp C70 +3C
GPU temp full Load temp MAX temp 600T +5C
GPU temp full Load temp MAX temp 690II +10C
GPU temp full Load temp MAX temp Scout2 +5C

Mobo full Load Temps with sabertooth Z77 No variation on temps in all cases.

Mobo Full Load p8p67 MAX temp 4C C70
Mobo Full Load p8p67 MAX temp 4C 600T
Mobo Full Load p8p67 MAX temp 1C 690II (guess due to left panel intake fan?)
Mobo Full Load p8p67 MAX temp 5C Scout2

Mobo Full load Sabertooth 990FX MAX temp 7C C70
Mobo Full load Sabertooth 990FX MAX temp 8C 600T
Mobo Full load Sabertooth 990FX MAX temp 9C 690II
Mobo Full load Sabertooth 990FX MAX temp 9C Scout 2
(this its a hell made FX8350 OC'd Chip, it push the H100i Liquid Temp To 45C-50C)

all temps took by Aida64. some other Sensor temps tested with thermal Radar VCCIO, PCH Vcore(back). all show a increased temperature ranging from 4C to 9C all in a 27.0 - 27.7C Room temp. during more or less 5 to 7 days each test, all test were performed with my corsair Fans so no fan variation on my brothers cases, we made this test because we had a good fight between us about the top AiO Radiator mount, we will test in a couple of weeks the same test with the next comming Kraken X60 of one of my brothers and with my mid brothers h80i to see how much diference in this results we find..

returning to the theme, of the dust filter with h100i stock fans at fixed 1500RPM wich its a good balanced RPM Noise/Performance Ratio.. Push intake +Dust Filter perform 1C-2C Worse than Push Exhaust without Filter and taking in consideration that push intake without filter perform 2C-3C better than push exhaust thats a good 3-5C worse performance push intake + Dust Filter than push without filter at same RPM same conditions. this mean to me a good case with good airflow at full load gaming can maintain a good enviroment for use the h100i fans as exhaust without compromise a lot the cooling performance and helping to out faster some of the heat generated thats including the heat of a 660TI With EVGA Signature 2 Cooler in SLI, i choose both of my cards for the fact that both cards drop some nice amount of heat inside the case, my brothers use Blower Style Cards.

With Stock clocked CPUs, maybe all of these test not perform the same, but c'mon who will buy a h100i to use a stock clocked chip?.. so well this test its enough at least for me with diferents mobo, cases, fan configurations, etc etc etc..
 
Make sure you are moving as much volume out as your moving in.

Then just address the issue of speed. Great way to gauge the temp in your sys.
 
Araxie, most of the temps your concerned with are also well within allowable IE your ram temps, the stock fans with the H100 series are also crap......if you run a case without filters on your intake, your not exactly a viable source to talk about dust on a motherboard, since thats brought on yourself. There are less restrictive filters more than likely (since I do not know which ones you have), that do as good or better job, while keeping dust out. Also for the most part the cases you listed are generally worse cases (from a cooling perspective) than the 650D as well.

OP, as was said, do whatever is easiest to install, with an AIO, your more than likely not going to see a difference that will affect a final overclock, with filter, without filter, with pull, with push, with push/pull, etc.....they are good units, but in the grand scheme on a single AIO , using it on the CPU, there is no "wrong" way to put it, all temps will be within ~2 or 4 degrees centigrade of any orientation
 
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