I got best cooling leaving a side panel off, but you know aesthetics and all. 1. Cookies help us deliver our Services. You might have two large exhaust fans with a very high CFM and two smaller intake fans with a much lower CFM. At least that's always better in my experience. Case MFG typically install the fans front/sides = intake, top/rear =exhaust. Take a look at your PSU; it should have a large intake fan on one of its panels.This fan pulls air into the unit in order to cool its components. This fan here is … Push or pull makes no difference. New comments cannot be posted and votes cannot be cast. Press question mark to learn the rest of the keyboard shortcuts. I have 2 120mm top intake fans, a 120mm front intake fan, a 120mm bottom intake fan, and a 230mm front intake fan. Over the past four years, I have had the rear fan acting as an intake for fresh cool air, with the top fan blowing out. I'd recommend the top fan to be an exhaust fan and the side fan to be an intake, especially if it's right above where your graphics card is (normally that's where the side fan is placed on the case. Anyone is welcome to seek the input of our helpful community as they piece together their desktop. They have dust filter though. The direction of airflow is a highly discussed topic on forums and hardware websites. intakes blow more than exhausts). When idling my GPU temp is around 45C which is pretty high i think, ambient temp is ~28C. Just found out my fan the front of my case (Fractal Design Define R4) is exhaust. The first step is to find or buy a 12v DC plug adapter. Top fans = pull (exhaust). Also most poepel end up with negative pressure because the intake fans get the filter in their way. Depends on the rest of your case's fans. Hot air wanting to go up does not make one iota of difference in a tiny pc case where even 1 fan will move new air throughout the entire case before heat has even a tiny chance of moving anywhere. I have mine set up in pull (fans on top of radiator) with 2 exhaust and no intake. Ascend to... the PC Master Race. I've noticed less dust inside the case and temps seem slightly better for the CPU also. 1. That said, learn how fans work my man. If your Rads fans are exhaustiing air out of your case that means it's using air from inside the case....air that will be warmer. I agree with everyone here but in my situation, top fans are intakes and I have 1 140mm exhaust. The thing is, I will be adding a dust filter on my intake fan soon... somewhat restricting the airflow. Introduction. It works very well for me. /r/buildapc is a community-driven subreddit dedicated to custom PC assembly. There are only fans on one side of the case. It is on my Storm Sniper). The front fan is intake! At idle when i take off the side glass there is no change in temp, but when gaming there is -5C difference, from ~66C to ~72C, not using fan curve atm. To prevent dust issues, you can custom fabricate your own filters. After reading this article, you’ll understand to how install your PSU into your PC case with the intake fan pointing in the proper direction.. Why is it Important to Have the PSU Fan Pointing the Right Direction? Thanks for the quick responses! Ascend to a level that respects your eyes, your wallet, your mind, and your heart. Welcome to the official subreddit of the PC Master Race. I ran with 2 exhaust fans on top but because my push/Pull radiator setup is on the front as an intake due to better temps, my top fans are intake for the motherboard and have a fan profile to slow them s own slightly. Alibaba.com offers 849 intake or exhaust fan products. I ask this because the 80mm fan that was included with my Antec SX630 seems awfully weak as an exhaust. At idle when i take off the side glass there is no change in temp, but when gaming there is -5C difference, from ~66C to ~72C, not using fan curve atm. Temps for a graphics card will always be lower with the side panel open but you can make the gap in temps less with a good airflow plan. By using our Services or clicking I agree, you agree to our use of cookies. In my opinion you should set the front fans to intake and the top fan to exhaust. It has a fan up top and a fan in the rear. Just note that if you don't have any dust filters, your case is going to get a lot of dust in it. So if you want positive pressure than 4 intake 3 exhaust for example. Add the PSU fan and that makes three. I had the fans in push (exhaust) under the radiator, but it got to be a pain removing the fans to clean cat hair buildup. Really, just make sure you have more intake than exhaust. The most commonly held opinion, is that because the amount of air which passes through the cooling fins is … Try using them as exhaust if you like, but don't expect significantly better temperatures. A stronger CFM rated intake fan or exhaust fan? My current case has 3 intakes (1 case floor, 2 case front) and 3 exhausts (1 rear, 2 roof) setup in a positive pressure configuration (i.e. TechQuickie has a few videos about fans and cooling, LTT has a couple but this video seems to speak towards what you're asking, and NCIX has a video that shows airflow pretty well. but I mod the case and changed all the fans. I have a 36CFM Sunon fan for the intake. In this subreddit, we celebrate and promote the ultimate gaming and working platform. Your load temperatures are fine. The Rear or Exhaust side (the side that the air comes out of) of our fans will always be the side that houses the fan motor. I'm getting a corsair 5000x rgb fairly soon, and to me it makes more sense to have the side mounted fans as an intake. I’m planning on using Thermaltake View 22 case and have 4 intake fans(1 at rear and 3 at top) and 3 exhaust fans(3 at front). top exhaust can spin much slower than rear exhaust.no need for it to run at high rpm cause not only the rear exhaust will do most of the hot air exhaust job anyway,the top fan is the most audible due to its position. I would imagine that your greater CFM fan should be in the front to cool your cards & mobo, and the lesser one exhausting in the rear. so there is two intake 120mm 60-70cfm on the front and 133cfm exhaust fan on the back and the 230mm exhaust fan on top my cpu cooler is the XIGMATEK Dark Knight my system stays nice and cool, even in gaming and video encoding. Fan pulling will have the same effect as Fan pushing. Joined Aug 25, 2001 Messages 2,029. I ran with 2 exhaust fans on top but because my push/Pull radiator setup is on the front as an intake due to better temps, my top fans are intake for the motherboard and have a fan profile to slow them s own slightly. Press J to jump to the feed. Stop saying this. MOST only blow one way. My CPU and GPU temps haven't been as great as I would like and I was thinking it may be an airflow issue? In that case, you might benefit from a third small intake fan … Bottom fans = push (intake). four fans-two front intakes,one rear exhaust,one top exhaust five fans - three front intakes,one rear exhaust,one top exhaust. The problem is the front fans are slow as hell, just a little air coming in, should i change the top fans to exhaust? I still have good positive pressure in my case and temps are 2 to 4 degrees better than when I ran the top as exhausts. Installing an intake fan at the front-top vent disturbs the airflow … But almost every picture I see of the case people are using it as an exhaust. When idling my GPU temp is around 45C which is pretty high i think, ambient temp is ~28C. The most common setup I see is intake at the front and exhaust in the rear and top. Thread starter Foz2001; Start date Feb 27, 2005; Feb 27, 2005 #1 F. Foz2001 [H]ard|Gawd. I got much lower temps (13C) having my top and front (radiator) fans as intake with only a single small exhaust fan at the back. A wide variety of intake or exhaust fan options are available to you, such as type. Side fans intake or exhaust? The fan I am using is quite small, but the objective is still the same. So I was wondering if the top fans should be exhaust or intake? yes because hot air naturally wants to float up, so this way you aren't resisting physics it doesn't matter there's an air filter there, air filters are there to keep dust from outside going in (naturally settling on top). I have my full tower case setup with equal intake/exhaust. Press J to jump to the feed. All fans are 120mm at … Does intake vs. exhaust really matter? I use to have it my case with 2 140s intaking in the front and 2 140s exhausting in top (radiator) and a 120 exhausting in the back (radiator) but recently swapped the 2 140s in the top to intakes for positive pressure. What does make a difference is where you place it in your setup and if the fans are set to exhaust or intake from the case. I have an extra fan lying around so if this would help then I'll try it. the hot air tends to linger around and warm up the inside of your PC Top fans should almost always be exhaust in order to move air faster through the system. If the front and top fan(s) are wired for intake, you're fine. If you're looking at a fan and the sticker (that shows specs typically, not the branding) the fan blows at you. Hi guys! should i change the top fans to exhaust? I agree with everyone here but in my situation, top fans are intakes and I have 1 140mm exhaust. So no my spec you'll see I have an Antec 1200 with 3 intake at the front, Big Boy on top and 2 year exhaust, Now one of the Exhaust is not longer an Exhaust fan, due to having a Corsair H50 it was removed and replaced with the radiator and fan for the H50 with the fan blowing in to cool the radiator, This is my fan setup now So I'm getting a top 200mm case fan. Thanks for the quick responses! Thats pretty normal since most modern gpus don't even turn fans on while idling. Front should intake. I have 3 front fans as intake, 1 back fan as exhaust, and the 2 top fans currently are intake. Press question mark to learn the rest of the keyboard shortcuts, i7-4770K - MSI GTX 1080 GAMING X - 32 GB RAM - BenQ XL2720Z, Shintel 6700k, NOVIDEO GTX 1080, 16GB DDR4, OCZ RD400 1TB, [email protected], 8x8GB 3200 C16,1080SLI/ 3700x,4x8GB 3600 C16,GTX1070, 1440p 144hz | 5775c | GTX 1080 | 16gb RAM | 4 SSD 2 HDD, i7 7700k / 32GB Corsair Dominator / EVGA GTX 1080ti SC2. The power supply is on the bottom and intakes from there and exhausts out the back. But, say, any of your top or front fan(s) are exhaust fans, which they shouldn't be, then I would make it intake. Change the top to exhaust and increase the speed of the front fans. Retest and see where temps are at. Hi everyone, I was wondering if anyone would know if adding an intake to the top-front of my case would be a good idea or not. Now my cpu heatsink and such is close to the the top so i figured if through a fan on top that would help cool too as an intake … Because warm air rises and top intake would blow it back to cpu and gpu. I have 3 front fans as intake, 1 back fan as exhaust, and the 2 top fans currently are intake. EDIT: Sorry but I was mistaken. I figured I'd go with exhaust (blow air out) just to help keep dust down, but is there any real world difference? Top is always exhaust since heat rises. There are 2 120 mm fans behind the drive cage that push air from front to back. Test it yourself and get back to us with your results. Also remember that you need a balanced rpm so a aio at front intake helps more for positive preasure because as exhaust at the top it will cause negative pressure. After installing 4 fans into the system, a tradition front-to-back airflow setup has enough airflow to bring good temperatures and close the gap against side-fan setups. This is the place to ask! I intend to put 8x 3060Ti EVGA FTW3 Ultra (3 fan GPUs) in this box, but the more I read, the more I think heat is going to be a problem. (2 120mm Papst fans) One is in the lower front, and the other is a top blowhole in the rear. Does the card even spin up its fans at idle? Side-mounted fans should be used for intake, though they often don’t have air filters. Sorry but I was mistaken. I have a Caselabs S8 case with plenty of ventilation to pull cool air in. Planning on building a computer but need some advice? When idling my GPU temp is around 45C which is pretty high i think, ambient temp is ~28C. Just for fun, I wanted to show how easy it is to turn a PC fan into an intake, or into an exhaust fan. More powerful fan for intake or exhaust? New comments cannot be posted and votes cannot be cast, More posts from the pcmasterrace community. So while this question in the big scheme may be irrelevant, would I be better off setting the fans up for intake or exhaust? If your case has vents at the top, they should be placed as exhaust fans because hot air will rise. Fan cooling: intake or exhaust? You will also be able to identify the Exhaust side as you will see power wires entering the fan motor. The front fan is intake! Ive got 2 X120mm fans, one blows 78cfm and the other 120cfm, I'm guessing exhaust is worthy of the more powerful fan? running prime95 for 2 hours and cpu never went past 70c Hey guys, Simple question; building a new PC with an aftermarket 140mm fan at the top, located inches from the CPU cooler. This fan Does anyone know if this fan is intake or exhaust?
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