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EVGA 1080 Ti Kingpin In-Depth: VRM, Cooling, & PCB | Computex

2017-05-29
everyone so we are at Computex 2017 at EVGA s headquarters in Taipei Taiwan and I'm looking at the new kingpin card so this is brand-new is a 1080 TI kingpin it has been teased on Twitter lately but we have the actual thing here and they're letting us tear it down as long as I can get it back together properly we have all the information already on the power components here I will be able to talk through some of that that will have a separate video on the PCB and BRM analysis before getting to that this coverage is brought to you by Corsairs new at t1 race chair which is a $350 gaming targetted chair using a bucket style race seat the chair arms have four directional movement for configuration to your liking and has a bonus they use rollerblade wheels learn more at the link in the description below now we're going to walk through it so before taking the spin apart I want to point out a couple key features that we'll have more details on in the article linked in the description below if you're interested in following all of it very closely you can check the article so let's start out with the heatsink solution first of all this is it's a copper plated so it's not actually a copper heatsink its copper plated and in terms of cooling ability that shouldn't really matter it's like 1 degree Celsius difference between plating and not plating paint when it matters not the plating but that's the heatsink the fin setup is kind of similar to FTW 3 & SC 2 so we've talked about the pin fins they call them before which is something that was introduced with IC X we've got the pin fins which are just cylindrical heatsink fins for more surface area basically it's a couple of those in there the part that's actually interesting here aside from the usual icx stuff that you see is the heat pipes so the heat pipes on this solution they're running two sets of pipes so there's three eight millimeter pipes and three six millimeter PI's and all six of those pipes converge centrally on the GPU as you would expect however in order to fit all of those pipes and to actually spread across the cold plate for the GPU they've got them stacked vertically which is kind of hard to see but we'll see it once it's torn down so pipes are stacked vertically that is a patented set up I'm informed by the heatpipe supplier and that's supposed to allow for obviously fitting morgy pipes together in a smaller area without having to come out of here protrude out of the cooling area because once you exit this area of the fans you can no longer really dissipate the heat from those heat pipes efficiently that's part of the problem at the armored head when we looked at it other than that three fans set up here it's connected through MCU they also are using they've replaced one of the MCS with another component which we'll talk about later or in the article at least some meshing for the shroud but nothing too special there everything else is is just going to be unveiled as we tear it down so let's go ahead and do that now and look at the power design once we've got the bare PCB okay so I only have one screwdriver for this we have a couple screws in the back plate itself let's go ahead and take those off first and then move on to the GPU screws the four main screws which this driver is a bit small for that but we'll make do with what we have this back plate is a monolithic back plate which really just means that it's one by cast piece on the IC X cards they've done two pieces and that's for a for thermal isolation to some extent but also just die casting manufacturing process and cost reasons logistics things like that this one's one piece though that's for structural support because the front side the base plate where you actually get your real structural support on these cards is split into two and we'll look at that in a bit splitting the front side into two allows extreme overclockers like kingpin himself to remove the GPU side of the base plate and mount their liquid nitrogen pot to the GPU which then means that you're eliminating the one barrier to that process which is basically cutting in the way while still being able to keep a base plate on the power components things that actually need it and might not be called by Alan to in this instance this is something of an early model keep in mind it's got some wear and tear on it just from the lab and testing a lot of thermal pads as usual these are a bit worn because again it is a I believe it's a pre-production model or a very early one anyway we've split one and a half here but that's okay it's not like it's going to retail so we've got on the backside of the power phase we have a vrm or a throne pad setup don't pad backside the GPU it's kind of interesting color and I'm not sure if there's any functionality for that you'll notice that there's a gold-plated PCB here that's to expose the inner ground layer to the edge of the PCB as for how useful that is well to talk to build Zoid but the point here other than looks is theoretically actually functional if the gold plating allows them to expose this inner ground layer vram cooling as usual and then the the name plate with some captain thermal tape that I'm going to leave alone because it might be just some kind of development debugging thing that you're doing now actually in couple places the captain thermal tape that's the same stuff we use is actually really good for being both electrically non-conductive and not a huge thermal insulator or conductor either okay we're getting to the point where I would have to start disconnecting fans and power and there are a lot of those so we've got fan here two fans here and power over here there should be a should be a sixth one somewhere okay so we've freed the heatsink let's remove that and now we have the CCB which actually looks really cool as that gold plating on the PCB and the cooler itself let's start with the cooler and then we'll talk some the PCB get in full detail to be in the article including all the voltage controllers and things like that I've got all the numbers just haven't memorized them yet so here we've got the copper cold plate as you'd expect protrusions for the vram cooling and thrown pads on everything now we ask them EVGA has thermal pads on things even like the emcee use the reason they do that is because they just have a hard spec in their requirements that says every component must be 60 C or lower which is absolutely insane but it also means that no one will ever complain about temperatures on a component that doesn't need to care about temperatures like an MCU but anyway that's why all the thermal pads are there even when they don't need to be the base plates pretty standard setup except for the split down the middle so that split is what allows this part to be removed taken out and then you can put your LM two pot on that area of the board while keeping this on the vrm components you can see the mosfet and doubler imprints on this thermal pad which contact two if we pull this off you'll see it to a copper plate as seen on the fw three cards give that pad copper plate here and on the other side of that there might be a heat pipe but I'm not 100% positive just yet now it does not look like there is there's however a copper plate and the heat pipes all run through actually let me kind of angle it this way you can see that plate here and then under that there's this copper plate which is contacting between this one on the base plate that sinks to the fins which of course connects to the heap ice so there's your cooling solution on that part of the card I'm not sure we're going to go ahead and take the rest of this off because there's really no need to and it gets very complex with the fan cables and I'll have time to try and figure out where everything goes but we can move along to this part and this we will have some photos and b-roll of so for this we've got your MOSFETs here they are doubled into ten phase doubled and doctors as you expect capacitors which they're keeping these cool intentially sort of almost actively cooled because does increase lifespan longevity and then we've got the memory PRM in here as well so oh and before getting to that stuff there is a dip switch with a three BIOS switch now on to BIOS is going to give you a little bit more room to play but we don't know the exact details just yet and then if you're wondering this side of the card is debug stuff that will be gone on production model this is evbot this is your volt reading revolt readout and then this is a USB 2 connector the CSB 2 connector is actually really important this is the same pen out as on a motherboard this allows you to do voltage control through software rather than just relying on evbot for example so if you're worried about voltage limitations on Pascal or something like that that's supposed to help you out on that front of overclocking but I need to reference some data X we've got all of these component parts already so we can go through those ok so they're using international rectifier for pretty much everything it's all IR components the MOSFETs are ir35 right here IR three five seven fives and then for the controller they've got an IR three five seven zero for the voltage controller is that we have ir35 9/5 is another international rectifier part two five nine five four the controller voltage controller and a pax BDD we've got an IR three eight nine nine and then we also have information on the doublers that will be in the article along with any other stuff that's missing here we'll put all that in the article hopefully we can get build joy to analyze this PCB because it's quite interesting for a lot of reasons but that gives you all the basics of the kingpin card and a little bit more from the show floor of copy text so to speak so hopefully that gets our one started MSRP we don't yet have as that's the whole rundown of the kingpin PCB in the cooling solution we'll have more information in the article as stated MSRP we don't yet know will update as soon as we've got that but the card is a pretty good-looking especially with the gold plate on the PCB so as always subscribe for more you can go to patreon.com/scishow his neck helps out directly thank you for watching I'll see you all next time you
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