On top of the high airflow, these fans push the air with 10.52mm H2O of static pressure, which is literally an order of magnitude more than most of the other fans on this list. The problem is water in the air. Airflow, or more specifically fluid flow, is governed by the laws of fluid dynamics, which are simply just restatements of physical principles such as conservation of energy and Newton's laws, applied to fluids. You want to keep in mind whether any components are going to be stifled for air by any obstructions. Whatever configuration will accomplish this for you is what you should use. Yea, figured it deserved reaching a wider audience, as I have recently seen a bunch of questions on here regarding cooling and airflow, etc.. [–]sime 0 points1 point2 points 9 years ago (1 child). It will run well at high settings on 1080p or higher when playing Valorant, Fortnite, Minecraft, Call of Duty, Rainbow Six Siege, Apex Legends, PUBG, and more. As a rule of thumb I usually use around 150% of the exhaust fan displacement on the intake. If you tilt them at an angle, the water will fall out of the cup quite quickly while the syrup will crawl along. [–]Grumpy007 0 points1 point2 points 9 years ago (2 children). Larger fans tend to have higher CFM ratings, and anything obstructing a fan will lower it's CFM. It is a great idea if your air is moisture free. Speaking of dust, you want to make sure that your computer remains as dust free as possible. Therefore, top fans do not always have to be exhaust, and can even be detrimental to airflow in some cases. [–][deleted] -3 points-2 points-1 points 9 years ago (11 children). turn the front top exhaust into an intake and yer golden. and join one of thousands of communities. Top 10 Best Airflow Case Buyer’s Guide 2020. You can make a cheap filter by using women's pantyhose/tights and wrapping them around your fans (stay tuned for this!). [–]drockers 0 points1 point2 points 9 years ago (0 children). But thanks for any suggestions :), [–]Calvus 0 points1 point2 points 9 years ago (0 children). I've now bought a pc case with great dust filters (Corsair 780T) and some liquid cooling but there are still 4-6 fans to put in the case. It will most likely be this way for all systems. Should I? You want to get rid of the hot air and not let it stay inside longer than it has to. Additionally, warm air is easier to move than cool air. So 2 on the front (intake), 1 top back(exhaust), 2 side panel (intake). 9 drive mounting space and supports 384mm maximum GPU length and 176mm maximum hight clearence.Sollution for the cable management with double tempered glass to view the interior. After I installed the second card, the average CPU temperature rose ~10 degrees, which isn't much but it tells me that there is a build-up of warm air in the case. That way, no dust gets inside your PC. If you have a good cpu cooler and airflow design, the CPU will be supplied with plenty of cool air and the little bit of warm air that hits it will be negligible. Depending on the strength of the fans, this configuration may even be beneficial, but circulation cells should be avoided if possible. Do you ever lean next to the box fan and go, "computer...I am your father"? I don't know if you saw this, but it's pretty much what you're talking about. In the case of a PC, the syrup is the cold air, while the water is the warm air! These specs make these hands down the best PC cooling fans on the market, however, there is a catch. It just seem weird to me to have intakes from 2 opposite sides of the case, but maybe the air"flow" isn't really affected, I dunno. We’re talking about physics, thermodynamics, all sorts of fun stuff. It depends on whether you care about noise and dust. [–]knullcon 0 points1 point2 points 9 years ago (2 children). Yeah...me neither. Maybe without the rear fan. The red arrows represent fast, hot air. New comments cannot be posted and votes cannot be cast. Got it? If you have a top fan as intake, your CPU has even more fresh cool air, and the side fan is nothing to worry about. Top Best Airflow PC Case 2020 1. Yeah, you've definitely got the theoretical aspect of it down, while they have experimental data. High airflow and static pressure fans blow air through your PC, but they do it in different ways. Central to fluid dynamics is Bernoulli's principle, which simply states that if the pressure (or potential energy) of a fluid decreases, its speed increases, and vice versa (which is simply a restatement of conservation of energy and Newton's second law, the more universal physical laws). When Cooler Master released the airflow oriented H500P, everyone was excited because airflow oriented cases were making a … It all depends on the setup. Of course, dust filters should be over your intake fans. I currently don't have a fan mounted on the side panel (when I get a second GPU I will definitely add a side fan) and I wondered if that opening was pushing or pulling air. Also note that filters only need to be placed on intake fans. Since you keep getting dust, you'll want positive pressure. This means that equivalent fans on intake (with a dust filter, thus lower CFM) and exhaust will give you negative pressure because your intake fan has to deal with the filter while the exhaust fan does not. Building a custom PC is a delicate balancing act. Have you got any advice about when to cover grills? The blue arrows represent fast, cool air. the hot air tends to linger around and warm up the inside of your PC The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. Exhaust fans don't need covers. [–][deleted] 0 points1 point2 points 9 years ago (0 children). As you may be able to tell there is some dust there, albeit pronounced by the flash of the camera. REDDIT and the ALIEN Logo are registered trademarks of reddit inc. π Rendered by PID 842 on r2-app-0c86560e31d3c7463 at 2021-01-07 22:17:30.911830+00:00 running 22f414d country code: US. There's about 4" clearance on the rear, 4-6" on the side, and maybe 6" on top. The downside is that all the air seeping in through the nooks and crannies will not be dust filtered, and your system is more likely to build up dust. How to check if fans are intake or exhaust? You will have a "negative pressure" system if more of those fans are exhaust than intake. Imagine having a cup of water and cup of sludge (and pretend that it isn't sticky). I have the front three fans of my H440 set to intake with the rear fan and two fans on my radiator set up to exhaust. You can see that this creates a convection cell which possibly recirculates warm air into the case. I would actually close them if I had any open meshes, mainly to reduce noise. Consequently, since air will want to move towards the lower pressure system, outside air will seep through any nooks and crannies. If you aren't careful, it can condense on your computer and it's parts, and that is a bad thing. Great read. Saving some money here and there on things like the case and the fans can lead to more room in your budget for a better GPU or CPU. ". [–][deleted] -3 points-2 points-1 points 9 years ago (0 children). Facebook Twitter Reddit Pinterest Email. This will work as a great dust filter and you can clean it by running it through the wash or vacuuming it. I have an annoying dust allergy (allergic to life it seems) and keep getting this wrong and ending up with cases that just clog up with dust. I agree, except I would add that a good side panel fan will help also. I have the Corsair 600T and I can add more fans on the side. I've seen a lot of talk around the internet regarding PC airflow. Putting a fan on the side panel in my PC lowered my CPU temperature by 5C. Dust filter wise? In this case with two big cards that are hindering net air flow (two 580s) and adding a significant amount of heat to the system, air flow through the case becomes much more important. Since there is more air inside the case than outside, the density of particles is greater inside, and therefore the pressure is greater inside. [–]funktion 2 points3 points4 points 9 years ago (3 children). It's not very open to airflow and needs more that just 2 fans to aerate properly. A Brief Overview of the Physics of Airflow (for dummies) Airflow, or more specifically fluid flow, is governed by the laws of fluid dynamics, which are simply just restatements of physical principles such as conservation of energy and Newton's laws, applied to fluids.Air, as you should know, is a fluid, and its movement is therefore governed by the laws of fluid dynamics. Optimal results should be intake fans on the front of the case, the sides, and the bottom (if you have a case like that). [–]Grumpy007 0 points1 point2 points 9 years ago (0 children), [–][deleted] 2 points3 points4 points 9 years ago (0 children). More exhaust fans will create a vacuum like effect in your case. I literally just thinking out loud on text. Edit: kinda like this image, not sure that's the same case, but you get the idea. Then, we scored units for build quality, ease of installation, phone fit, mount security, whether or not a modification to the case or phone are required, and the tendency to block outward visibility. I guess I would have to factor my current fan configuration and possibly moving stuff around. edit: Corsair confirm for performance do the opposite of above. As an added step, I would filter the fan if you make it intake. Idle temps are around 36° when totally clean. Most of the talk is about what is the best fan configuration, and everybody seems to have their own opinion without knowing any of the science behind it. And then move the PC over to the right? Well, in theory, a positive pressure scenario SHOULD (and the keyword here is SHOULD) work better, due to the following reasoning: in this setup, your system should pull cool air inwards through the intake fans and exhaust air out through the exhaust fans and the nooks and crannies in your case (extra vents, expansion slots, etc.). I wasn't sure if my case was currently positive or negative flow so I did a little test. Get an ad-free experience with special benefits, and directly support Reddit. This guide will help you find the best PC case for your needs. Beamer app (paid app) does the same thing. Besides, anyone with modern graphics card pretty much need a side intake fan to cool them. Airflow is important in choosing the best PC case, especially when it comes to high-end components in tight spaces. Hopefully this helps when configuring the airflow of your system! Maybe they saw my original post! [–]mckirkus 0 points1 point2 points 9 years ago* (0 children). Dust accumulation is a major hazard to electronics, as it is an insulator and can clog up exhaust ports. ... High Airflow RGB LED Case Fan for PC Cases, CPU Coolers,Radiators System,6-Pack，SR12-06-6 is the suitable for you. A Brief Overview of the Physics of Airflow (for dummies). I know this is a exception to the rule I have a silent case, the Fractal Define R3. When are we going to be able to build PCs Again? Without dust filters however, you will be blowing all sorts of dust onto your components. Realistically, the positive pressure and negative pressure systems will be very similar. As an FYI on my level for this, I hear a lot about intake and exhaust but am only guessing when I actually screw the fan in. Imagine that there is an intake fan in the 5.25" drive bays in the above picture, and both top fans were exhaust. Use of this site constitutes acceptance of our User Agreement and Privacy Policy. All the above assumes that all fans are of identical performance, and that you are using a dual fan air cooler in the top. How about 2 front, 1 bottom on intake, and the 2 from the watercooler on top for exhaust? So in order for a system to cool effectively, we must keep the pressure impedance on intake fans as low as possible. Clean your PC on a regular basis! After Jayz and GN's recent vids I decided to grab a surplus Aeron. Honestly, I'm not even sure the fan is reversible. It includes a USB3 port, USB Type-C port, a mesh front panel for excellent airflow, and a number of cable management holes and tie-offs to help your build look cleaner. I would, yes. © 2021 reddit inc. All rights reserved. As air heats up, the air particles vibrate and move faster and spread out (the air expands; basic thermodynamics at work here). Most overrated aspect of building a PC. Thanks! This page has a few good diagrams that will help demonstrate the different setups. [–]ccampo[S] 10 points11 points12 points 9 years ago* (5 children). [–]spasysheep 0 points1 point2 points 9 years ago (0 children). Getting the air flow right is an imprecise science at best. Maybe the addition of a side fan would be enough to create the positive pressure without reversing the large 200mm top fan. It’s on version 3.0 so I’m not sure if it has more features/ big fixes. 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