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ASUS Core Unlocker - Real Time Unlocking of an X3 720 on the M4A89GTD PRO/USB3 Linus Tech Tips

2010-05-08
so I actually did a dedicated video encore on locking quite some time ago on my NCI XCOM channel but a soos has actually recently updated their koron locker utility to make it even simpler so korra unlocking is basically taking processors such as the x3 720 which AMD has what they've done is they've actually okay i'm going to drop the camera here for a minute so that I can break the seal on the CPU box here what a nd has actually done is they have physically disabled well not physically but through kind of a software trick they have disabled the one of the cores in the CPU so they've actually got dual cores that are also unlock or lock quad cores as well as the triple course so the 720 today basically okay yeah I'm going to sort of stop rambling the point of this video is to show you in real time how quickly you can unlock the core of a CP top the CPU in order to get better performance out of it so today I'm going to be using the m4 a89 GTD pro USB 3 from a seuss using their core on Locker so a seuss has simplified the whole process down to one button a switch that you hit on the motherboard that will automatically unlock any available extra cores for you so here's my my retail 720 just going to install it in the socket here lift up the lever alright where's my little triangle I think it's going to be in that corner yep there we go okay so install that now I'm just doing a quick demo here so I'm not going to bother all my batteries dying that's going to make this a far less effective demonstration in real time hopefully it lasts long enough for me to get some thermal compound on here and boot this thing up so I'm just going to apply a little bit of thermal compound on the CPU and then I'm just going to throw a heatsink on top of it rather than actually hook it up properly because I don't have a whole lot of time here so here we go just going to plug in the fan okay so the core on Locker has been simplified right down to a and we're back hate it when the battery dies on my camera but what can you do okay so I was just showing the core unlocking button that a sous has added to their motherboard well motherboards some of them so you can see there's a little arrow here that points to where the core on Walker button is you press that button the light goes red and then in theory there are four cores on this triple core CPU now there's a lot of misconceptions about you know they're being dangers involved in unlocking cores like your system is going to be unstable and that may be true but you got to understand that AMD unlocks course for any number of different reasons some of them are unlocks them locks them seals them off for any number of different reasons so press f1 to go into setup okay f10 enter and so those reasons could be anything ranging from the core being actually physically defective to may be it not needing their target power envelope to maybe it being stable but you know only only within not quite within their tolerances because almost all CPUs will actually run faster than what they're spectat by at least a little bit okay so as long as you run the proper stability test there you go for course are activated that was easy as long as you run the necessary stability tests on your CPU which means just you know prime95 for 24 to 48 hours if the CPU doesn't make a math error then it's stable and this one appears to be not a stable that's too bad I mean there you go I just pulled sort of any random any random retail CPU and this one happens to not be stable with the core on Locker I'm going to give it sort of one more try I'm going to load the defaults and the setup here and I'm gonna because hmm that's kind of disappointing I've actually had pretty good success myself on locking CPUs and I had hoped that this just sort of random one would work for me here so far no success but that's the whole point of doing this kind of thing on camera so that everyone can learn and have new experiences if y'all have some of my v8 juice hopefully we don't get a blue screen this time these screens are bad okay no let's just start Windows normally huh I wonder if it's to do with HCI mode it could be something like that now I guess you're along for the ride now I'm not about to stop the video now here interested you can keep watching and if you're not then you can always not watch anymore so I'm going to go into the onboard devices configuration I'm going to set the serial serial port No I'm going to set the on board No hey where are my one of my SATA ports rough Bridge configuration no no this is stupid hmm well I might have to give up at some point here can't figure out how to set radon this motherboard normally it's here but I don't see it here so I actually don't have any any ideas beyond that oh and if that's a problem I'm gonna do this probably not but you never know maybe I'll just show you the testbench some more so there's that little light that says in theory everything should be working I didn't turn on turbo key so it's not the it's not the automated overclocking that's causing any problems here and we'll try to have one more time Oh would it be funny if that have been it how about that so there you go we figured out how to get the system booted up well we I guess I well you were here too okay no we we figured out how to get the system booted up I have catalyst control center installed which is completely unnecessary when you're running a Nvidia video cards so I'm just going to go ahead and exit that so let's uh let's fire up CPU Z to see whether we have four cores running or not so I'm just going to go ahead and do that and it looks like we have four cores four threads they're running at stock speed of 2.8 gigahertz so we'll go into the task manager here so yeah you can see that task manager has one two three four CPUs and then we okay this is what I was saying before you will need to run prime95 and I recommend small FFTs four I'd say a minimum of 24 hours and then I'd run it anywhere from 24 to 48 hours to ensure that your triple core CPU is stable with 4 cores enabled and then you can actually even sometimes overclock triple cores unlock to quad-core and get even even more performance out of them but there you go that was my core unlocking tutorial and we figured out what the problem was and thank you for checking it out you
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