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What is a GPU and how does it work? - Gary explains 

Android Authority
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29 сен 2024

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Комментарии : 288   
@samueltan2148
@samueltan2148 8 лет назад
I finally understand the purpose of learning Vector and Matrix in Maths at school Lol
@santiagochris9022
@santiagochris9022 3 года назад
Instablaster.
@harshitkumar4760
@harshitkumar4760 2 года назад
Well there are so many things other than computing world where they are used. Actually they are used in every field at the higher level. Yes every possible field.
@angelotakigami5154
@angelotakigami5154 6 лет назад
Gary, your explanations are always great. Congratulations!
@marcusalexio1834
@marcusalexio1834 4 года назад
Wow this is awesome. Recently I got interested in building my own PC. So naturally I got interested in what each individual part does. It's really fascinating how they all work to create an artificial world. Really good explanation, even though I didn't understand everything 100%
@namanmehta2807
@namanmehta2807 8 лет назад
thanks for the video...can u plz make a video on how one can create their own android custom rom...plz..
@NikC0b2
@NikC0b2 8 лет назад
Great explanation !!
@TheONEHD1762
@TheONEHD1762 8 лет назад
thanks a lot. a very good explaination
@narutokunn
@narutokunn 8 лет назад
His name is "Gary Sims From Android Authority"!
@sanjeevaher2458
@sanjeevaher2458 8 лет назад
While i play a game if the GPU is working so hard then what is the CPU doing?
@Reggaetonaldo
@Reggaetonaldo 8 лет назад
You lost me after you said triangle has 3 sides.
@caekilian1444
@caekilian1444 8 лет назад
3
@GameDevAcademy
@GameDevAcademy 8 лет назад
Vertexes??? Come on Gary! I spend half of each year teaching my students that the plural for vertex is vertices. This video is great and I want to use it in my teaching but you're killing me with this vertexes business!!!
@Nomad524
@Nomad524 8 лет назад
Says here either form is acceptable www.dictionary.com/browse/vertex
@GameDevAcademy
@GameDevAcademy 8 лет назад
+Miller Kavanagh The only thing worse than someone telling you you're wrong is them supporting their argument with an authoritative source. Well, on the plus side I can now get my students to use the video :)
@matrix-path-of-neo
@matrix-path-of-neo 7 лет назад
in spanish is vertices if it makes you feel better ....
@mrwho2513
@mrwho2513 5 лет назад
grammar it's not an exact science, in order to know the real truth you should ask the person who invented this word. There might be no logical conclusion otherwise
@SuperMasakado
@SuperMasakado 5 лет назад
@@mrwho2513 probably the best comment I've ever found on youtube!
@jasonk7675
@jasonk7675 8 лет назад
Nice video, but I lost you half way there. lol
@medilyesoudhini7411
@medilyesoudhini7411 8 лет назад
"well...let me explain"..aghh i love that line
@overpoweredgamer9227
@overpoweredgamer9227 8 лет назад
Expailn? I thought he said Explain* XD
@medilyesoudhini7411
@medilyesoudhini7411 8 лет назад
+overpowered gamer damn it --" well leave it like that I won't correct it XD
@xrafter
@xrafter 4 года назад
@@medilyesoudhini7411 Please no correct it please:( Priss the :
@iconict2365
@iconict2365 4 года назад
Med Ilyes Oudhini it’s been 4 years and you didn’t correct it
@medilyesoudhini7411
@medilyesoudhini7411 4 года назад
@@iconict2365 I was so childish back then 😂 it's corrected now
@jebalimazen1809
@jebalimazen1809 4 года назад
Great video Gary thx for your deep explaining!
@jtomislav
@jtomislav 8 лет назад
Congratulations on 2mil subs guys!
@SulavTimsina
@SulavTimsina 6 лет назад
3M now.
@lh6355
@lh6355 6 лет назад
Thank you Gary Sims, I understand, what CPU is, What I discovered is that it's using different ways of using graphics and colors, of games etc.
@TapanThakur1964
@TapanThakur1964 3 года назад
My GPU is bad in maths. He is of my type. #mygpuislikeme
@christianstefaniw585
@christianstefaniw585 7 лет назад
how does the gpu output images to the display?
@Blo0dyAss
@Blo0dyAss 5 лет назад
Still a mystery
@DaFinkingOrk
@DaFinkingOrk 5 лет назад
Rasterisation I think. (Disclaimer: I'm no expert!!!!! Could all be wrong!) Not sure if rasterisation is the right word though. But this is what happens. Basically rasterisation is turning the 3d scene into a 2d picture. Very very roughly and basically what happens is it looks at the scene it has created in its memory and takes a picture of it through a virtual camera - which is the screen - then it is sent to the screen. That's all after the GPU has created the 3d scene in its memory. Which it does by creating the polygons/triangles in the memory and then repeatedly editing the memory to add things like textures, lighting, particle effects, reflections/shadows etc. Then the next scene is made by editing the previous one - transforming, re-scaling, rotating etc the verticies like he says in the video - then calculating the lighting and shadows etc again. All that is why the amount of memory and *especially* the speed of the memory matters a lot. When each frame is complete, it is rasterised (or whatever the word is) like I tried to describe above. A "picture" is taken from the viewpoint of the screen, various processing is applied to make it look better and more natural (like AA/anti-aliasing) and it is sent to the output - the screen.
@tendenzafashion
@tendenzafashion 5 лет назад
@@DaFinkingOrk expert
@joshuagollaher9614
@joshuagollaher9614 4 года назад
RedButtonProductions The 3d scene is mapped to a 2d scene using transformation matrices, then is rasterized and sent to the monitor.
@jurajbeno2046
@jurajbeno2046 4 года назад
@@DaFinkingOrk wow this is what i came for thanks
@grindallion3866
@grindallion3866 6 лет назад
uh... i am quite new in this era but can a good processor ensure us great performance and can i make games and make my videos much better is gpu required for vr gear
@aakashr2101
@aakashr2101 7 лет назад
You have made it MORE complicated for some people sir.,
@AnarchoTak
@AnarchoTak 4 года назад
69 likes noiice
@gurneetsingh7952
@gurneetsingh7952 3 года назад
It's been four years, is it still complicated for you?
@jtk6402
@jtk6402 3 года назад
@@gurneetsingh7952 😂😂😂😂
@rednafi
@rednafi 8 лет назад
the intonation of gary's voice is .......I am heading over to the written article.Thanks a lot for breaking it down to lay people.
@deez6005
@deez6005 7 лет назад
This was a well put together video. Love your channel. Wish there was a similar channel based on iOS
@luca5303
@luca5303 6 лет назад
What does "force GPU rendering" do in the developer options
@imraneo
@imraneo 8 лет назад
Excellent video Gary. A good break from the other product reviews. Hope to see more of such videos!
@biaolong9726
@biaolong9726 8 лет назад
Congratulations on 2mil subs guys!
@MiracleWarriors
@MiracleWarriors 8 лет назад
So I guess the best Android smartphones of the year to play games will be the Samsung GS7 and especially the Note 6(with 6G ram). Go Vulcan go!
@TonyCorin
@TonyCorin 8 лет назад
I'd love a 2 GPU's in my car.
@parthvsquare7762
@parthvsquare7762 8 лет назад
First of all congrats on 2m sub And my question is that what is Xposed And what are custom rom and why are the better than the stock Please explain in the next vedio
@learnwithalvin7327
@learnwithalvin7327 3 года назад
just liked and subscribed. wish i could do more. i really appreciate the explanation. these are just the details i needed. thank you
@liz_3d
@liz_3d 8 лет назад
Great video guys !
@KantoKairyu
@KantoKairyu 4 года назад
Wait wait wait, you're telling me it's *not* a home for a kindly elf who eats polygons???
@bertfarry3793
@bertfarry3793 8 лет назад
Your frickin ads are hanging
@yvanbrunel9734
@yvanbrunel9734 8 лет назад
Excuse Me Sir. but i wish to know : Google Nexus 6 Runs(operating on API Vulkan) but its GPU and CPU is Adreno 420 and Qualcomm Snapdragon 805 respectively....And the Motorola Moto X(rumored by Motorola to receive android N Updates) Has Adreno 320. So My question is as follows since according to your explaination Gpu are Meant for Trigonometric operations, How is it possible for The Moto X to be able to receive the update(implying the most advanced API) but the LG Nexus 4 also having an Adreno 320 can't(moreoverm the both have the same amount of RAM)....Why can Nexus 6 and Moto X have Operate On API Vulkan but Nexus 4 can't?
@abhishekbabar1053
@abhishekbabar1053 8 лет назад
Who watched the whole thing?
@DaNumba23
@DaNumba23 8 лет назад
mannn I did a paper on this almost a month ago. Wish you guys did this video sooner 😭
@CarlosHernandez-sd9ws
@CarlosHernandez-sd9ws 8 лет назад
I just bought a new gaming pc. it has an i7 6700k cpu and a GTX 960 2gb. 2tb. 16gb ram. etc. when i play overwatch its says on the video sertings . intel hd 540 graphics. does this mean my gpu isnt working for some reason?i dont get the frames that i expected from other games too. plz help?
@MountainKing123
@MountainKing123 2 года назад
FIrst off all, the plural of vertex is vertices. Second, the Protostar demo was made in Unreal, not Unity.. And last but not least, this video does not explain how GPUs work at all. It scratches the tip of the iceberg but all of the information is so high level, and more about the software than the actual hardware, that no one watching this video would have the slightest grasp about how GPUs actually work.
@Kiwironic
@Kiwironic 8 лет назад
Gary, you always have this music when speaking, tone changes repeatedly, putting emphasis on the last word after a short pause. Not sure how I feel about this, but it distracts me big time. I am not trying to be a dick, just sharing my weirdness
@devmishra4700
@devmishra4700 8 лет назад
I love your videos. always a thumbs up!
@Russeljrjs
@Russeljrjs 8 лет назад
How about the Nvidia Tegra X1?
@tendenzafashion
@tendenzafashion 5 лет назад
after watching 3 times i understood;thx
@hariiegs3109
@hariiegs3109 8 лет назад
participated on giveaways on android authority last 2 years, still didn't win one... why ??? 😩 #androidauthorityhearmyprayer
@223Warlord
@223Warlord 7 лет назад
had a crappy mali t720 gpu on my previous phone, I got rid of it and now has an adreno 510 from qualcomm instead. Performances on emulator and games are so much better
@thomaslehner7430
@thomaslehner7430 7 лет назад
This is a professional and informative video that gives broad insight into the topic in a very short time. Thank you for great content.
@baltazar0007
@baltazar0007 5 лет назад
how does the GPU get instruction. is it hex code that goes or is it zero and 1's like binary code. i mean would it be posibelt to take a nvidia graphics card to make it calculate something just by letting it get commands from a IC chip
@sethother8012
@sethother8012 5 лет назад
I’m done listening to this guy. Yes. You know lots of stuff. We get it. But there is a difference between telling us what you know, and teaching. Next.
@sowhatitsjustme
@sowhatitsjustme 3 года назад
Lord Jesus died for our sins on the cross and rose from the dead on the third day. If we repent and believe + trust in Lord Jesus, we will be saved, from hell and lake of fire, to everlasting LIFE.
@SilvanoJulio
@SilvanoJulio 3 года назад
I am here to check what's the difference between Macbook Air 7 GPU cores vs 8 GPU cores....
@shubhamraturi3348
@shubhamraturi3348 8 лет назад
Hi Gary , I have only one problem that you never reviewed a Micormax smartphone? why ???????????
@llennoco
@llennoco 8 лет назад
Each face isn't necessarily a triangle of vertices. Triangles are used to reduce the vertex count but quads offers much better deformation for animation.
@emrekonak3114
@emrekonak3114 8 лет назад
Thnx for The information
@auroralshine6176
@auroralshine6176 2 года назад
Meanwhile there's me (Android) getting annoyed over the low fps getting while playing mobile games
@georgesmith5201
@georgesmith5201 4 года назад
I can't wait for Cyberpunk 2077 to obliterate my GTX 1660 Ti
@charliederham2410
@charliederham2410 8 лет назад
Why did u use an iPhone on a demo drawing ....................... This pisses me off I go on this channel to get away from iPhones !!!!!!!!!
@hanan1933
@hanan1933 8 лет назад
thumbs up #gary, please do indepth cpu & gpu video. (fully explained)
@atngaming2019
@atngaming2019 4 года назад
we need more of these type of videos on how gary explains how all different parts of a smartphone works together for us to be able to game, mail, fb ,whatsapp, etc
@killertruth186
@killertruth186 8 лет назад
congrats on 2 million subs.
@gc.s
@gc.s 8 лет назад
Congratulations on 2.000.000 Subscribers! :D
@mewantedbyme1
@mewantedbyme1 7 лет назад
awesome video Gary!!
@iqbaldin3737
@iqbaldin3737 5 лет назад
It's a nice video but I can't help but distracted by your eyes trying to see what's on the left side of you
@kkoesoemo
@kkoesoemo 8 лет назад
Wow, this episode looks like a Techy thingy online class, love it so much ;) Thanks for the deep explanation btw
@sharanpreet5559
@sharanpreet5559 8 лет назад
Thanks Garry for providing us with the precious information.
@NightcoreLabOfficial
@NightcoreLabOfficial 8 лет назад
Why are u wearing 2 watches :X just curious
@TheJoeHindy
@TheJoeHindy 8 лет назад
One is a fitness tracker, the other is a watch lol
@NightcoreLabOfficial
@NightcoreLabOfficial 8 лет назад
Joseph Hindy oh lol i see, thank youuu
@Andre-xu9st
@Andre-xu9st 8 лет назад
Thanks Gary!
@shantanukandari
@shantanukandari 8 лет назад
At the end of video , i feel like genius...
@davidogan
@davidogan 5 лет назад
I think now I understand less about GPUs than before.
@veroniquepeeters5232
@veroniquepeeters5232 8 лет назад
Gary is making me smarter with his video's. good video again.
@futtspoppin6348
@futtspoppin6348 4 года назад
Now I’ll go see if there’s a video that explains this explanation
@jagannathbelel
@jagannathbelel 8 лет назад
your explanation is the best love it
@Medieval3d3d
@Medieval3d3d 5 лет назад
Thank you Gary, finally someone explained me that, seriously I always wanted to know :)
@DarkoSupe
@DarkoSupe 4 года назад
Just got hammered because, in my video covering shaders (a really dumbed down version), I say that the pixel/fragment shader runs once for each pixel (I was trying to keep it simple). Now seeing this video, I feel better as you did exactly the same :) I guess great minds think alike :) Nice video!
@projectxyero7078
@projectxyero7078 7 лет назад
What does "Force 2D GPU Rendering" really do?
@psychoticguardianismael3967
@psychoticguardianismael3967 8 лет назад
thanks for the explanation.
@wajihbec1087
@wajihbec1087 8 лет назад
look gary.....i like you but....i'm STUPID!
@Void_Dragon
@Void_Dragon 8 лет назад
GPUs render triangles, illuminati confirmed
@许骏马
@许骏马 8 лет назад
definitely would like this series and thanks a lot!
@mistersofty12345
@mistersofty12345 8 лет назад
Always makes the most boring shit interesting 👌👌
@TheBreezus
@TheBreezus 8 лет назад
Were going at tech in all the wrong ways. Why aren't we increasing human lifespan first, then developing computing. What's the point of having all these games, YT videos, apps, phones, and information to not even use it because 70-80 years is just not enough time to consume and enjoy. I'm not sure why this video brought my Emotional Processing Unit to peak usage, but there is not enough time. I guarantee anyone born in the 1970s will never fully be able to play in VR, (something like Ready Player One) or experience space travel. It's sad. To the future generations, I'm thoroughly jealous. EPU 0%.
@kory7698
@kory7698 8 лет назад
Great vid
@SulavTimsina
@SulavTimsina 6 лет назад
Are you wearing watches in both your hands?
@KlutchKwonDo
@KlutchKwonDo 7 лет назад
"vertexes" ......... lul
@iconict2365
@iconict2365 4 года назад
But how does it do it, I want the scientific explanation
@hetherdane9479
@hetherdane9479 5 лет назад
Thanks for the video and all but I'm tech fried. Will this external GPU will render my video? I have video pad editor (basically like Sony Vegas but I think better hehe) the program basically saying it's too much stuff going on for it to be rendered in real time. I really need to know if this helps with that :)
@mattizzle81
@mattizzle81 4 года назад
I love shaders in OpenGL. They are such a powerful tool that are often neglected for some tasks where they just blow away anything that can be done on CPU. Image processing, etc. For example I tried making a 3D scanning app on Android. In Java it was too slow to be practical. In C++ it was somwhat ok but still only 1 frame per second to build a 3D point cloud. Moving pretty much the same code from C++ to GLSL shaders results in an insane speedup sometimes, without much change required since GLSL is so close to C, it is almost just copy and paste. In one instance, the same code that was 19 seconds per frame on a powerful Desktop CPU runs at 30+FPS on a mobile GPU. Just cuts through those calculations like it is nothing. I've been fascinated ever since on what can be done with shaders.
@Delta-1X-Ray
@Delta-1X-Ray 8 лет назад
Now compare the integrated and the dedicated gpu. Please give a reason why integrated gpu's found on most laptops and tablets are good especially those Intel iris and Intel HD. And why dedicated gpu's are great in all daily usage? I have spoken from someone from the UK thinks that their people are very wise, just because they own a surface pro 4. And they think that having a gaming laptop is for sissies and lowlifes.
@mohdasim7859
@mohdasim7859 8 лет назад
thanks Gary for explaining this 😁
@MarcProspa-wn8wk
@MarcProspa-wn8wk Месяц назад
damn that was 8 years ago and i only got it today
@gianmarcopane2806
@gianmarcopane2806 4 года назад
Great explanation, thanks a lot :D
@hernantenezaca4916
@hernantenezaca4916 3 года назад
who is coming to see why we need a good gpu to mine cripto
@markjoellaus7835
@markjoellaus7835 8 лет назад
I didnt understand anything 😂 Is it bad for me?
@kendokaaa
@kendokaaa 8 лет назад
As always, very informative
@madhursharma6627
@madhursharma6627 8 лет назад
Why we took only Triangles for all this 3d stuff?? Can you give me some mathematical reason or explanation?? Thanks! Gr8 video bdw! Very informative!
@mishalahammed5850
@mishalahammed5850 4 года назад
This video cured my insomnia.
@xoqes
@xoqes 8 лет назад
Gary is the reason why I am still a AA subscriber. Gary and Jayce, the rest of the team are pretty much good video makers with a clear lack of enough knowldege to be hosting a tech channel. But then again, most of the most subscribed youtube tech channels are like this: good video making, almost zero quality content.
@mdjaberhossain7387
@mdjaberhossain7387 4 года назад
Thanks a lot sir.This video is so helpful
@xrafter
@xrafter 4 года назад
Its the main component in The graphic card
@majedaleisa
@majedaleisa 8 лет назад
which s7 did you mean sn820?
@soomjeetsahoo8710
@soomjeetsahoo8710 8 лет назад
but gary u said CPU do have somthing called ILP... So how its not parallel?
@xceeder
@xceeder 8 лет назад
The only thing that i've always wondered is why can you overclock a cpu on a phone but you can never overclock the gpu....
@nilsluppertz5516
@nilsluppertz5516 5 лет назад
Thanks for the helpfull Video
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