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What is ASIC Quality and how does it affect overclocking?

2015-08-06
hey what's up guys Jase two cents and we're gonna have a basic chat just you and me just all 392,000 of you and one of me we're gonna talk now all talk at once for the love of God please don't do that BB GA approached me and asked if I wanted to do a review of their brand new gtx 980ti kingpin edition and i said sure but before I do that there's a video I have to make before this review makes any sense and that was the fact that I am going to talk about ASIC quality what it means why it matters should it matter and should you even care whether you're looking for a pump reservoir custom GPU block or a complete loop and a box alpha cools wide range of products can make your next water cooling adventure an easy one click the link in the description for more details now the reason why I'm going to do that and I told them I was going to do that before I did this review it's because EVGA is doing something that I don't think any other manufacturer has done up until now which is bending that particular GPU price point based on ASIC quality now that's got a lot of people really confused a lot of people don't know what it means and if you do a simple Google search typically all you find our forums tons and tons of people arguing with each other about what it really means and why it matters so today I'm going to give you my opinion about it which I'm going to try and load it with as much facts as possible and keep as little opinion out if or as much opinion out as possible but at the end of the video hopefully you can determine whether or not it's something you should even care about okay so ASIC quality what does a sixth and four and we're not talking about the shoes here we're talking about ASIC a s IC or application-specific integrated circuit basically anything with any sort of a processor in it - whether it be big small if not it basically isn't it is an ASIC it is an application-specific in this case a graphics processor unit or a CPU being a CPU or a microprocessor inside of a TV or hell even if you have a smart toaster it could have an ASIC quality basically it means it is a specific application with an integrated circuit so if it's electronic it applies with ASIC but people get really caught up on that simply because of the fact that GPU quality and ASIC quality over the last couple years has been something that's been on people's minds because gpu-z which is a program that will tell you all about your GP you included a little button that lets you scan your ASIC quality and it will tell you exactly what your quality is that's got people kind of freaked out by oh my god mine's only fifty eight percent what does that mean now the folks are going haha I've got a 79 percent ASIC quality so clearly my GPU is superior it's one of those things where unfortunately the Internet's being the internet is full of misinformation so today we're going to try and do the best we can to iron some of this out so you guys can understand the review that I'm going to do soon about this card because inevitably there's gonna be tons of questions about the ASIC quality now GPUs and CPUs and anything with the processor is made out of a silicon wafer which is basically really fine sand and it's a little bit more complex than that anyway it's a very intricate piece of material that gets cut up into lots of little pieces it's one big circle that gets cut into a ton of little circles and those little circles become your GPU die or your CPU die or whatever and each one of those have imperfections there is no such thing as a perfect silicon wafer and all of them have different unique imperfections kind of like fingerprints so what happens is you're going to have varying qualities of perfection now ASIC quality is not applying to the entire GPU and that seems to be what gets people freaked out they think the entire graphics processing unit which is made up of a die it's made up of traces it's made up of VRAM VRAM chips or HBM now you've got your VRMs in there you've got your chokes capacitors you've got a lot going on in this thing now the entire package here is called a GPU but the only thing ASIC quality really applies to is the dye or the silicon that makes up the actual processing unit inside the core of the GPU so don't think ASA quality means that your GPU as a whole is going to overclock better that's myth number one we've got to throw right out the window now ASIC quality basically is saying that the dye itself is performing at a certain percentage level of what would be considered perfect now we already know there's no such thing as perfect wafer because I already said that and this is on the internet so it has to be true now every time a wafer is cut into those tiny little dyes that make their ways into our GPUs they are given an ASIC value now that value tends to freak people out because if you look up the basic definition of ASIC wala T it's going to tell you a percentage of performance based on what's considered ideal now does that mean that if you have a 75% ASIC quality in your GPU that you're only getting 75% of the performance that you should get out of that GPU absolutely not because obviously as these things are manufactured they are going to be their performance values for the GPUs are going to be placed well below where a hundred percent would be because as I said there's no such thing as a hundred percent perfect piece of silicon now we're going to take the focus simply on two GPUs because as I said gpu-z is what caused all of this discussion in the first place now that number that percentage number does not mean percentage of performance in terms of overclocking not at all people seem to think if they have a higher ASIC quality graphics card that that means they have much more overclocking Headroom or they're going to overclock better than say a card that's at 65% or 71% that's not the case and that's the confusion I think a lot of people have with EBG A's ASIC binning thinking that oh well the 80% plus is going to clearly overclock better not at all the only thing you really need to be concerned with with ASIC quality on GPUs is the fact that it's going to have to do with temperatures and voltages they're all going to pretty much achieve right around the same core clock in fact an 80% plus may not even overclock as far as something that's say a 70% plus because there's more factors involved with this now I don't know exactly why EVGA did the ASIC bidding process I'm fairly certain it has nothing to do with overclocking potential because they also know that ASIC quality has nothing to do with overclocking it has to do with the efficiency of the GPU because a card that has a higher ASIC quality is going to achieve the same clocks as one that has a lower ASIC quality at much lower voltages because you're going to have less voltage leaking lower ASIC quality GPUs tend to have more voltage leaks which means that you're going to have to bump up the voltage higher to achieve the same level of performance a card that has a higher ASA quality that does not mean they're going to overclock farther at all in fact if you have a high ASIC quality card most of the time it's better to do your overclocking leaving the voltage of stock because if you bump up that voltage even small increments it tends to freak out the core a little bit more because it's getting a lot more voltage bump than say a card that has a lower voltage or lower basic quality now I know that may not make a whole lot of sense especially when you'll hear things like things that are 70% plus are better for air cooling and things that are under 70% Plus are better for water cooling now is that to say that you shouldn't water cool an ASIC card that's above 70% absolutely not you're still going to get even better temperatures on water cooling a card above 70 considering the fact that it's going to be using less voltage so the benefits of getting a card with a higher ASIC quality is going to come all the way down pretty much to efficiency and temperatures lower voltages required on your GPUs especially if you have multiples of them it's going to be easier on your power supply unit it's going to easier on your system with less temperature and it's going to be easier on the core itself and the air cooler built onto the card because there's going to be less voltage in heat and TDP to have to dissipate when it comes to that cooler I think the only caveat to what I've said though is that Vince aka kingpin the guy who you know actually is names on the Cardinal would say that when it comes to ln2 overclocking and super high voltages and ASIC quality matters more and that might be true because as you bump up higher voltages the more leaks there are the more bleed over and frequency talk there's going to be across componentry which can definitely affect the max over clocks so if you were going for a super high overclock 2 volts or 2 point one volts or however far he's taken his cards then the amount of leaking at a lower ASIC quality card could affect like I said crosstalk between components so a higher ASIC quality at that level might matter but for you or me or the average guy that's not going on and going out and soldering you know custom v RMS and ln2 cooling our stuff it's really not going to matter a whole lot so in conclusion and hopefully this puts some of this to bed at least of the thousands of people that have watched this video compared to the millions of people out there that on the forums that are just kind of read hating things they've heard and have no idea what they're even talking about is the fact that ace equality really has to do with lower temperatures and same performance now with GPU boost 2.0 you might find a card with higher ASIC quality getting a little bit better boost which tends to lead people to thinking the overclock better simply because lower voltages and lower temperatures would lead GPU boost to have a little bit more Headroom than say a card with lower ASIC quality reaching a lower clock at the same temperature so there you go guys that's pretty much it I hope this has helped I know this wasn't too fancy of a video but it was a discussion worth having and one that I told EVGA I had to have with you guys just you and me before we even went into that video because of the fact that the point of discussion I think is going to get lost on the performance of this card and it's going to be all about the ASIC quality binning maybe we'll see more companies doing that in the future I don't know but there's no way of knowing what your ASIC quality is going to be even from EVGA because member they're brackets it's like 71 to 74 or whatever it might be when you buy cards from other manufacturers you never know what you're going to get and if you have multiple GPUs like I do I got lucky with a 72 73 and 74 if I had say a 67 a 75 and a 79 then I would have had to have overclocked all three of them independently instead of having a one overclock applied to all three of them because the voltages and frequencies would have varied between all three of them too drastically with ASIC qualities that far apart I hope this videos made sense I hope I didn't confuse you further I have a tendency of doing that sometimes people they might come up to me and be like hey Jay I love your videos and I'm like cool and they want to chat and then they asked me about overclocking or something and then by the time we're done talking they're like he said words and stuff I'm making on out of here guys will see this review coming soon of the 980ti kingpin Edition and as always thank you for watching we'll see you next you
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