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Ask GN 16: VCCIO & PLL, Zen & Polaris for AMD, & FRAPS

2016-04-27
hey everybody we're back for another episode of ask GN where we answer your questions so if you have questions for next episode post them below I'll try and get to a few of them we normally do four or five per episode but that said let's jump right into it so coming out of pax here we decided to round up the questions from the last episode and the first one is from absent who says hey Steve would you be able to explain these various voltage settings I found in my UEFI they are VCC i/o VCC PLL and vc ssa Thanks so these are all overclock settings for the CPU or parts of the CPU VCC is voltage core or v core that is the one that refers generally when someone's talking about increasing the voltage their CPU there's a lot of different voltages you can increase so if someone just says blanket statement I needed to increase the voltage by 0.65 volts normally they're talking about VCC or v core in other definitions and that's what you use to sort of stabilize the entire thing if you're just trying to increase the clock rate or the multiplier the next question was VCC io VCC io is the input output voltage control that's what the io means just like anywhere else in computing and VCC io is used primarily for managing the integrated memory controller so memory controller was moved from the motherboard to CPUs a long time ago now at this point used to be a separate component on the motherboard just like Intel's got their fiber which is their integrated voltage regulator module on I think the first one that did it might have been as well or maybe before that but either way they moved the VRM onto the CPU that used to be a separate component on motherboards as well it was still there throughout this time but it became less important that's going away eventually fiber will be gone but that's beside the point the VCC IO is for managing the memory controller for the most part voltage so if you're increasing your clock rates on your memory pretty heavily and you're having issues with stability but fine-tuning the tertiary settings on the memory isn't fixing it then the VCC i/o setting is where I would start looking next if it's a CPU stability issue most good motherboards will do this for you though they'll find to that like the x99 boards a lot we'll do that next one was VCC PLL so PLL is phase-locked loop you'll see this in almost all of the AMD and 3 plus motherboard settings as well the PLL settings VCC PLL is for the the clock multiplier so it governs the multiplier so if you're having issues maintain stability as you increase the multiplier that is one of the finer tuned settings you can play with if you don't want to leave it in Auto generally you don't need to mess with this on your own it should Auto should sort of sort things out but if you go in more extreme with your overclock it's worth definitely playing around with and and Andy's got some different PLL settings that should be spoken about separately which we'll do in a future video potentially next the last one was vc ssa and that is the system agent voltage so that one is for the base clock stability so you have IO for memory clock or memory controller stability you have a normal VCC V core and then you have SAS or SATA agent and that is for base clock so if you're doing fine tuning on the base clock which kind of became a bigger thing in the last few generations then you would be getting playing around with the VCS s or s a setting on UEFI so hopefully that answers those briefly anyway next question is from sent March who says considering and these poor results over the last years and market share compared to those of its competitors if the next polaris GPU lineup doesn't make andis market share go up should we expect it to be the last generation of team red GPUs that's certainly a big statement same question for Zen architecture on the CPU side no I don't think even even if it failed pretty badly by and these standards I don't think it would be the last generation because the Vagos pretty close for Vita is pretty close it should be end of year or early next year so that's already well within production and will probably be shipping almost no matter what at this point but I mean that would be a pretty big failure to trigger something like that actually because Samsung has sort of bailed out Andy recently so Samsung and NVIDIA have been engaged in a battle there legally fighting each other over a million different patent infringement lawsuits they've both lost and gained ground and then am the in Sampson I've been working together and so Sampson is manufacturing the new silicon for AMD and that is definitely gonna be helping and inna one part of speculation here is is it possible that the GPU division ati formerly could be spun off and I think that is a possibility depending on how things go over the next few months for AMD but if it if it were to happen I would have Samsung at the top of my list for interested buyers I don't think we're there just yet though and I don't know that we'll get there as for Zen their CPUs have been pretty weak so FX is the last major CPU architecture from Andy in the sort of core gaming market the enthusiast market FX is not particularly strong anymore and that leaves their ap use and their locked their IP locked CPUs which basically cover the low end and maybe mid-range ap market so Zen is pretty important for them but I don't have a lot of speculation on that right now because still decent ways out Polaris though is right around the corner has his Pascal next question is from Oberst who I think you've answered these questions before and I still can't pronounce your name so post it below unless you enjoyed that this one okay how about this one fraps hasn't been updated for three years do you know of any program that's going to take its place in a Vulcan dx12 world that is a program with the usability stability and functionality of fraps so far I've only seen recommend and recommendations of software that doesn't quite do everything I want it to do is the the paraphrase there so perhaps does a lot of things we use it for benchmark and actually sell in frame times and that's pretty hard to find elsewhere afterburner tries to do it but does a poor job isn't as in-depth of the frame times and NZXT scam is an active development we've actually been working with them to try and help them develop kam to do the things we wanted to do on the review side that is one that I've personally done a lot of testing with and have validated to some degree but it still got a ways to go and the trouble here is because these the software is built for dx11 so it has trouble talking through the new API is it can't really see through it fraps especially has issues where you just can't even use it in almost all cases with a new API so that necessitates a new software tool and games like ashes of singularity you have the all the FPS monitoring built-in because they know this is a problem but they still want to be a benchmark for the new api's so kam would be where I'd be looking I know they're trying to support dx12 in Vulcan afterburner I know is trying to support it as well but I'm not too happy with the afterburner FPS monitoring but neither of these really does sort of what fraps does which is everything and perhaps does not do video well so that's not something I would really say is stable or good it's it's very abusive it's like four gigabytes per minute you better off with shadow play or gbr or whatever they're calling it now for AMD OBS is better than fraps for video so there's a lot of tools out there for video that I would do before fraps but there's nothing that really does it all so you could kind of segmented right now it's like shadow play gbr OBS or video and then cam for dx12 Vulcan fps hopefully but they have some some stuff to work out still especially on my accuracy of the 1% and 30.1% lows next question last question actually Jonathon caves says I'm tempted to sell my 980ti whilst I wait for Pascal and Polaris which of these look more promising unlimited information as of now so that we can't really comment on because of a lot of reasons but mostly that neither of them is out and in the hands of reviewers so we don't have numbers and just based on the architectures we've the limited architecture information we've seen it's not really time to say which one looks more promising other than wait for reviews and see how those look we know that both of them will be reducing TDP Polaris certainly did it in the CES demo they were running lower TDP but also they had an FPS lock and we knew that gtx 950 was probably outperforming the polaris card in terms of raw FPS the Polaris was far and away outperforming the 950 in terms of TDP but then Pascal is going to lower TDP too so they might actually end up being neck-and-neck in that scenario as far as fps that's just going to have to be tested that we haven't seen any demos for just yet so I can't really answer that question right now should you sell the 980 I I don't know that's still a really good card one question here of course to pay attention to is which GPU will AMD and NVIDIA ship first because in the past they've both done this thing where they either ship the high-end first like in this case we'll call it a 1080 or call it a 490 X or something like that they'll either ship the high-end or in recent generations like with Maxwell version 1 and video ships the low-end the 750 Ti so you saw your 980ti today and they end up shipping the low-end card first you could be waiting a pretty long time for a comparable card to come out but we'll just see which one they decide to ship first once it happens it's probably around or before it slightly after Tommy Texas sometime in the next 30 ish maybe 60 days one to two months so that is all for this time if you have more questions post them in the comments below we'll get to them next time as always pay traveling the boat sale video hit the length of description below for more information gamers exes dotnet for the website I'll see you all next time
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