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Beginners Guide: How to overclock AMD Processors FX-8350 Piledriver

2013-02-14
hey guys Jays two cents here using the dinky little mic because I don't want to unplug the Yeti but I want to go ahead and talk about something that I've asked on a regular basis because I'm a huge advocate for overclocking your processor now I mean huge in the physical sense because I am pretty big I mean why not unlock as much performance as you could possibly get out of your processor when most of its free and it's absolutely safe there is nothing to worry about whatsoever when it comes overclocking your press holy so a couple of things you got to know right off the bat before you start tweaking with your settings and trying to overclock is you've got to first make sure your motherboard supports overclocking believe it or not not all motherboards are created equal so you've got to go ahead and do the research first and make sure you even have the capability of overclocking before you start trying to do any of this stuff and I also want to go ahead and mention that this is going to be geared a little bit more towards AMD and MB overclocking is a little different than Intel but I will be coming out with an Intel version here in the near future so before we go ahead and jump into the BIOS there's a couple of programs that you're going to want to install for the sake of stability testing because what good is an overclock if it doesn't stay running if your computer crashes you get blue screens or you get you know reboots or lock ups it doesn't matter what speed you're running out if it's not stable so on the very left over here you see my mouse going round and round that is what I use to control my fans that is not necessity it's just a program that I use called speed fan consider that an option the middle program here is CPU Z this tells us everything we need to know about our processor tells us our core speed our multiplier our bus speed tells us our voltages everything we need to know about our processor and that's very important when it comes to overclocking and on the right over here this is hardware monitor hardware monitor is really important because it shows us so much going on with our computer and not just with the processor but tells us our voltages it shows us our temperatures for everything that's got a temp probe inside the computer fan speeds core temperatures minimum maximum average it's just got that just goes on and on so this is definitely a must-have and the two benchmarks that I like to use is this one on the left here called Haven DirectX 11 benchmark it's a gaming benchmark it's a synthetic loop or it's a free range free roaming environment that you can use to test your gaming overclock because it really pushes your GPU as well as your CPU and then for Stevie and then for CPU stability we've got prime95 over here which is just a very simple program everything I've listed right here is free go and download it now before you continue this tutorial because you're gonna need it okay so as I mentioned this is an overclocking tutorial a little more geared towards AMD a lot of the principles here do apply to Intel and this is specifically for overclocking the FX series AMD processor I am running a crosshair 5 formula motherboard here from Asus it's a very stable overclocking motherboard I highly recommend it it is a little bit on the pricey side especially if you're building an AMD rig but just make sure any motherboard that you do go with does support overclocking and a UEFI bios like this is very easy to use so we're going to go ahead and start here by resetting our settings to our failsafe optimise defaults and let's get started so this is the way things look right off the bat everything is pretty much set to auto as you can see in the extreme Tweaker and we're going to be doing some preliminary setup here before you really start messing with things inside of your bulldozer or your piledriver CPU you want to head over to the Advanced tab and go to the CPU configuration you want to disable cool and quiet disabled by CPU you want seeonee disabled you want svm and disabled and you want Core 6 state enable this fine this is one of those settings that a lot of people say needs to be disabled some say enabled all the forms I go to say enabled us fine and I have absolutely no problem with leaving it on HPC mode you want to turn that to disabled and APN master on auto is fine you want to then head over to extreme Tweaker and for the AI overclocked tuner or whatever the equivalent is for your motherboard your turn that to manual that's where it gives you control over the frequencies and things that are going on with your processor CPU level up ignore that that is the automated overclock we want to get a max table overclock that we control so ignore that CPU ratio by default on AMD is 20 so you want to turn that to a static setting of 20 and get it off auto and we want to turn the turbo core technology disable the memory frequency is one of those things that's going to definitely depend on which memory that you're using as well as the memory controller capabilities of your processor the CPU Northbridge frequency this is where we're going to do our North Bridge overclocking I prefer North Bridge overclocking as opposed to multiplier overclocking because you get better single core or single threaded performance out of each individual core as opposed to relying on the hyper threaded or multi-threaded tasks of some software we're going to go ahead and set that at the default 2200 and the hypertransport link we are going to set to the default 2600 if you're wondering how I know those defaults are began they are right up there in yellow because we are currently on default settings right now CPU spent spread-spectrum we're going to disable PCI spread you can leave it there EP you leave it there extreme tweaking your gonna enable because we want to extremely tweak this thing get as much as we can for our dollars out of the CPU and trust me piledriver and bulldozer are definitely worth there overclocking value digi theorem or vrm and power control is very important we want to turn CPU load line calibration you know this is going to be one of those things where it definitely depends on the motherboard and the power supply unit that you are using because this is the part where it keeps the voltage from drooping as it goes under load my motherboard is capable of ultra high and my power supply unit is a gold rated so it means I'm I don't have to worry so much about power spikes so I'm comfortable with leaving it ultra high and the CPU Northbridge we are going to leave at high and we're going to have over current protection set to a hundred thirty percent these are some advanced settings right here because I'm doing a very far overclock you can leave both of these at high or medium and set this to you know 110 percent hundred twenty percent if you're not comfortable with allowing one hundred and thirty percent buffer there on the voltage and then the phase control and these other settings you can go ahead and just leave that default the next thing we want to do right now is we want to go ahead and set our CPU voltage to whatever the setting is you see right here statically see how it says one point three eight volts but it's on auto we're going to go ahead and take that and set one point three eight static and leave it there in the CPU Northbridge manual voltage it's at one point two so again we'll leave that at one point two and there we go what we want to do is we want to find out what our max default overclock here is and all we've accomplished so far as we've gone through here and turned off the settings that would prevent some of the overclocking stability like the you know the spread spectrum and whatnot and now we've taken all of the values that were set to auto and set them to their default in a static format so the computer can't change any of those settings on us but what we're going to do right now is the default here for four gigahertz is twenty times x equals four thousand or in this case that would be two hundred as you can see right here as we change this CPU bus frequency if I change it to say 201 this is going to go four thousand twenty right there because it's this number times this number gets us our CPU speed so what we're going to do it now is we want to find our max overclock for the stock voltage but I also want you to notice right here that the RAM speed as well as the North Bridge and the hypertransport has changed because these are all based on multipliers of this number so as this number gets higher to keep these with near default you may need to go in here and change them so just keep that in mind as you're overclocking here the first starter here I would go ahead and set this to I would say approximately 220 in my case which puts this up to four point four target speed we're going to go ahead f10 save these settings and we're going to go ahead and go do our first stability test to make sure we are stable at that voltage and that multiplier and bus okay so now that we're booted here if we go ahead and load up CPU Z we can see right here right off the bat we are running up to 4.4 gigahertz that we set at our stock voltage temperatures are nice and cool at 28 degrees Celsius I am on water that's another point you really need to make sure that you have adequate cooling for this as you bump up the voltage the temperature is only going to get hotter but so is everything else about your computer hmm so make sure you've got nice adequate cooling you've got good air flow in your case and a good CPU cooler because it is going to be necessary so we're going to do now is we're going to go ahead and open up this prime95 right here and we're going to set this to the first bullet or the first bullet a radio button here for small F F F or F f TS this is just a CPU stress it's not really using very much ram at all and we are going to go ahead and hit OK and as you can see here it starts all sorts of tasks and you can see over here on the speed fan which I also use to monitor my core activity everything went right to 100% the temperature is slowly starting to climb and we want to let this run about 10 to 15 minutes per test because we're letting this thing go for a stress test and we want to find where our numbers start to fail what I mean by that is we want to watch for over here in each of these processes if one of the cores fails it'll say tests stopped and you can see over here that any cores that fail the test will just they'll drop down to 0% they'll no longer be green and that doesn't mean anything bad happened it just means that prime95 noticed that hey this core failed something so it shuts off the test to that core and there's no damage to be had it's a very safe program to use but as you can see right here as the temperatures start to climb it certainly becomes a bit more stressful on your cooling system that's why it's very important to make sure you have adequate cooling and on Hardware monitor here you can scroll down and see what the cores are doing and you can see my cores are at 35 degrees Celsius which is bear very very cool so you want to make sure you know what the thermal capacity is of your processor as well I happen to know that this 8350 is capable of 62 degrees on the core and 70 degrees on the socket so as you can see right here well below that at 43 socket and 35 on the core okay so we're going to go ahead and do a reboot here we're going to boot back up into our BIOS and we're going to go ahead and leave the voltage where it's at but we're going to bump up our frontside bus just a tad so let's go ahead and try to 25 which puts us at 4.5 gigahertz F 10 save the settings reboot into Windows and repeat the stress test this may seem tedious and it may be very boring and it can take up to hours to get this done and dialed in properly but it's definitely worth it you don't want to cut any corners and you want to make sure that your stress testing because it's only going to be a headache later when you're dealing dealing with blue screens and lock ups and your you're going to kicked out of your games and you're just not going to have a good time and you're going to say this processor sucks when it turns out the only thing that sucks is you're overclocking stability okay and just as I expected here we had a core fail and the reason why it failed is a word I have a feeling and I already know this for a fact actually that the 4.6 gigahertz is just a little too much for the stock voltage and if you look right here you can see workers stopped and that's core number 6 and if you look up there on the activity for core number 6 absolutely nothing so the next step this is where a lot of people on their overclocking go oh I don't know what to do next so that must be all my processors capable of and they'll back it off and then they leave it there and they don't realize they're not getting the most out of their processors so what you need to do right now is go ahead and stop the process stop the tests and reboot into BIOS and I'll show you guys now how you get stability out of your overclock all right so we're booted back into our BIOS here and these are the settings where we had our first failed course we're going to go ahead and leave everything where it's at leave it at 20 leave it at 230 leave the PCI Express auto leave the memory the the Northbridge and the hyper transport leave everything where it's at and go all the way down here to the voltage and we're going to go ahead and bump this up basically point one volt at a time so now I'm going to it's at one point three eight one two five zero now I'm going to put this at one point four zero just for good measure and we're going to go ahead f10 save reboot back into Windows and repeat the test okay so just a couple of things worth pointing out here we've had our test run in here for a little while everything seems to be perfectly stable but I want you to take a look at the temperatures and how they've changed over just a couple of millivolts here on the processor we're running at one point 404 volts but you can see we've gained four degrees Celsius on the core and a few degrees Celsius on the socket right up here so that's why it's so important people that you have adequate cooling for your computer and as you can see we just jumped up to 40 for a minute there 40 is the max this is going to continue to go up as we increase the voltage so cooling is so important I can't even emphasize it enough let's go ahead and bump this thing up a little bit more now on the frontside bus since we've got a stable voltage and we just keep repeating this process over and over until we no longer get any results from adding voltage and we can't get stable and then you back it off a little bit and then you reduce the voltage until it's no longer stable bump the voltage back up and that is your max overclock so let's do it alright so now that we've done all sorts of tests and stability tests and you can see on my overclock I'm happy with four point eight one six megahertz I had to bump the voltage all the way up to one point four eight or one point four eight eight at load to get a stable four point eight measured but by applying the same concepts to the hyper transport link as well as the Northbridge I was able to get this up to two point six mega or two point six gigahertz as well as two point six gigahertz on the Northbridge so I'm really happy with our results here our temperatures look good everything's right where it should be and I have prime95 tested this thing for over an hour once you start to get this thing higher and higher on the clocks you need to do your tests for longer and longer run prime95 because the longer prime95 runs the more it starts to change its algorithm and it increases the load as it runs the test for longer and longer and it really really pushes your CPU to the max so you're going to be able to find if there's any stability test it's going to burst any instabilities it's going to really creep and show its ugly head farther into the test so i recommend ten minute tests when you do the voltage and the you know intervals on the bus speed but once you're where you think you need to be you need to run that test for at least an hour some people recommend six hours some say twelve some say twenty four I've never needed to personally run it more than an hour I've been doing it for years and I've been very stable on my clocks so do what you're comfortable with but you need to make sure you run it for an extended period of time no matter what I'm going to be doing this for Intel guys I've got a I've got an Intel computer than me overclocking for a friend so I'll do the same concepts and I'll show you guys the settings on how to do Intel because it is a little bit different than AMD but if you've got yourself a bulldozer which is an 80 128 150 or the 4100 6100 series processors or you have the new V Shira piledriver processors which is 80 360 300 or 4300 stuff it all applies and you can get some really really good overclocks from AMD if you're willing to put a decent cooler on your processor if you have any questions about overclocking or you guys just are stumped on how to get farther put your questions down in the comments I'll do the best I can to help you guys out if you guys are new to my channel and you found this - a search hit that subscribe button maybe there's something on this channel that you like give me a chance stick around follow me on Twitter and I'll see you guys in my next video
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