You should also think how you will have PSU if it has intake fan. 3. The 780T is no micro-ATX. For this setup, we used two 120mm fans at the front of the case as intakes and two 120mm fans … Hi there I have 2x Twin Frozr III cards SLI and a sound card between them should I have my side fan rather exhaust air or intake. Members Profile. Edited by Richard - 24 Apr 2012 at 6:50pm. (FWIW there's also obviously an exhaust fan at the back of the case) UsandThem Elite Member. Beekman . The rear exhaust fan will receive the front intake from the radiator and exhaust its slightly warmed air, leaving the GPU to intake from the lower front fan. I was thinking maybe it's battling the air and I can get lower temps. An open-air GPU cooler has exposed heatsink fins on the top and bottom. Do your GPU fans intake air or exhaust air? Stick to your original plan. GPU's generally run a bit hotter than CPU's. Reference coolers blow air out the case - but not very well. May 4, 2000 13,704 4,300 146. So technically I would say that they're intake fans A 120mm liquid cooler was used for the CPU. This can be creatively modulated by CFM rating of the fans youre using. For a better experience, please enable JavaScript in your browser before proceeding. The Intake-exhaust direction should go front-to-back and bottom-to-top. And no, I would keep your side fan as an intake, directing air toward the graphics card, in order for the graphics cards fans to ingest the cool outside air and efficiently cool the card. Better as Intake, simply because most GPU have more issue with heat management than the CPU, and often yields more noticable results from a GPU boost than a boost on the CPU from extra cooling. I've found most of the time if good intake fans are uses no exhaust fans are needed .. and if needed it is more to change the case airflow patterns than to increase case airflow. Ascend to a level that respects your eyes, your wallet, your mind, and your heart. I have two big 120 mm fans on the rear of my computer blowing air out of my computer (does that mean those are INTAKE or EXHAUST? A blower GPU design covers these fins with plastic. (more intake fans vs exhaust). A single exhaust fan with no intake fan is negative pressure. Edit- Derf- as seen below by the nice gentleman, I said this wrong. $15.99. The GPU (GTX 980 Ti) was using an NVIDIA reference design cooler (blower fan), which will yield … Of course there’s the CPU and GPU coolers as well as the PSU playing into it. running prime95 for 2 hours and cpu never went past 70c You also want to match the CFM – that's the air flow rate – of the intake fans to the outtakes. If plenty, you could get away with Exhaust with little trade off. Default Coolers by Nvidia/AMD push the air to the display connectors, while most of the custom designs pull the air on the metal. One fan in the front with higher CFM rating than say the 2 exhaust fans you could have combined is still positive pressure so keep that in mind. Which would you choose? JavaScript is disabled. https://www.maketecheasier.com/intake-exhaust-fans-airflow-desktop-pc The intake fans bring cool air in, and the outtake fans expel the hot air that’s been warmed by your computer’s various parts. How much airflow you have originally anyway. Side-mounted fans can be intake or exhaust, depending on the setup. 2. The GPU fans suck cool air in through the fins. Press question mark to learn the rest of the keyboard shortcuts, 9900ks | 2080ti XC Ultra | z390 Taichi | 32GB 3466mhz, Core i7-8700K, GTX 1080Ti SC, 16GB DDR4-3200, 1TB EX920 NVMe. First, if you can orient the power supply so that it exhausts it’s heat to directly outside the case, that will be better. The rest of your case fans will then exhaust … No, the fans on the GPU blow the hot air down, away from the fins/chip. The additional exhaust fan made no … If gpu cooler is back exhaust style, intake is the way to go. Ascend to... the PC Master Race. Should I have 1 intake and 1 exhaust fan, 2 intake fans or 2 exhaust fans for optimal airflow for a PC? The R11 GPU liquid cooler is new and results regarding performance are yet to be substantiated. GPU Cooler PCI Slot Fan Dual 92mm Graphic Card Fans for Video Card VGA Cooler 4.2 out of 5 stars 21. Does intake vs. exhaust really matter? I'm at work so want to prepare for later. Front: 1x230mm fan (intake) Side: 1x200mm fan (intake) Top: 2x200mm fans (intake) Rear: 2x120mm in push/pull for current AIO (exhaust) GPU: ASUS 1080 STRIX so 3 open fans blowing into the case away from the GPU next to my side intake 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. The fans intake air from the case and pull it through the heatsink, New comments cannot be posted and votes cannot be cast, More posts from the pcmasterrace community. Bottom fans can help GPU, but top venting and fans almost always cause bottom to top airflow .. which moves GPU heated exhaust up around CPU cooler. I would think that the number of intake fans should be more than the number of exhaust fans, like you said. If it exhausts inside the case then exhaust is better. I've found good hi-pressure rated front intakes (3x in your case) with all back PCIe slot covers removed to increase rear vent area around GPU, block all opening in front half of case not covered by intake fans so air they are flowing into case has to move on through case to go out, (not leak around in front of fans and go in circles) and no exhaust fans are needed. So technically I would say that they're intake fans. Press J to jump to the feed. DiceAir, May 27, 2013 #1. Manage Your Cables and Other Obstructions. So that means more total intake CFM than exhaust CFM. Generally, it’s best to have as few obstacles as possible between the intake fans on the front of the case and the exhaust fans on the rear and top of the case. I never thought about this until I wanted to add 2 intake fans on the bottom of my case to potentially keep my GPU cooler but I realised I dont really know if the GPU fans are intakes or outtakes. Welcome to the official subreddit of the PC Master Race. but I mod the case and changed all the fans. It blows air on the fins. And they put in a 140mm side fan. They just blow air around in the case. The top fan is an exhaust and bottom fan is an intake. They are neither unless its a reference blower style of GPU. GPU fans grab air and push them into your heatsink, which then blows out the sides of it. whether its intake or exhaust depends on where you put it. A single intake fan with no exhaust fan is positive pressure. GPU: Galax 980 ti HOF. It really doesn't need extra cooling from side fan since you already have two intakes in front. It depends on your cards design. In fact, I didn't even install an exhaust fan until a few weeks later. Next best is Neutral pressure. if you put it in the front, i would make it be intake(cool air intake, will warm up as it goes over your components and rising automatically out the top). A difference of 2-3C, maximum. So, if you just use the same three fans, that would do the job there. Setting up a balanced pressure fan configuration means equal intake and exhaust fans. You could add an additional fan to the top of the radiator for push/pull configuration, which will add some additional CPU cooling and exhaust more hot air out of the case. The full test methodology is available in the GamersNexus reviewand was used throughout this cooling optimization test. In my case, I do video rendering which puts a small load on the GPU. If you put your exhaust fan too close to the inlet grill, there will be localised circulation of warm air being sucked back into the machine. It’s not just about hot air going out, it’s also about where the cold air comes in. you're right in saying that when its on top, it deffinately should be exhaust(hot air rises so its more natual to set it that way). We’ll recap some of the most critical aspects here: Thermal tests were conducted using an Intel Core i7-6700K Skylake CPU and Z170 mITX platform, parts listed below. Personally, I would not get that GPU liquid cooler. So now I've lost an exhaust fan but I I've got a 120mm Fan left over from the H50 install (the builders kindly sent it to me) SO as I've got a very easy side fan to mount is it best to pop it onto side as an Exhaust to replace the one I've lost or an Intake to help better cool my GPU … Would not get that GPU liquid cooler 2012 at 6:50pm battling the air and push them into heatsink! 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