fx 9370 max Overclock

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Hey guys just picked up a new 9370 since it was on sale for amazon and it just came in yesterday, I threw it in and updated my bios to the newest revision so it supports the new cpus as well as some stability issues.

I am kind of disappointed, I was expecting to hit 5+ghz easily with this cpu. My 8320 I lucked out with and was able to get it stable at 4.8@ 1.5v with a 233 fsb and a few digi tuner tweaks. Seemed most stable at 4.66 at 1.48v for some reason but ran fin higher. over 4.9 is where I ran into it crashing.

anyways I restored all my settings of my 4.8 setup and set the voltage to auto which puts it at 1.512 which seems fine to me, and raised the multiplier to reach a little over 5 ghz. during full load tests burn test freezes.

My vrms run @ 35c and do not go over 50c full load at this voltage on my 8320 with a 80mm fan on the vrm heatsink.

anyone else have this cpu that has overclocked it? I havent tried lowering my fsb to 200 and just raisin the multiplier.

does raising the fsb really help a whole lot? I can never find true answer on this.

my ht and nb are set to auto which runs at 2130 or something but I usually run it at 2300 with no issues.

any help would be great thanks.

forgot to say I am running it at 4.95 or something close to that and its fine

trying to get 5.2-5.4 out of this thing haha
 
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Its luck of the draw really, I'm able to get 4.9ghz on my 8320 with 1.42v on the h100, while a friend can't get his 8350 to much passed 4.7ghz at 1.5v.

Also take off Auto on the HT and CPU-NB and manually clock them in at 2000mhz. Then shoot for 5ghz on the CPU with multi. If its not stable, try adding some FSB to for the fine tweaking. If you add FSB you may have to lower your ram speed unless you know for sure the ram will run at the OC speed.

If you can't get 5ghz, your damn close being at 4.95ghz. i'd sell your 8320 or return your 9370 and put it towards a better board if needed to achieve your goal.

Also these chips do a see a good performance boost with a higher CPU-NB/HT speeds. I got both mine at 2600mhz with 1.23v stable.

And personally I hate OCing the FSB because it OC's everything. I like to OC with the multi 1st to see what the CPU can really do, sometimes even mixing it up with multi and FSB to get things a bit higher. Once I figure out what the CPU can handle and run stable at that, I know what to shoot for with FSB. Once you reach that clock that you know the CPU is stable at, and the system errors out, you know its something else causing the system to be unstable usually Ram or CPU-NB/HT. Sometimes chips just don't like the FSB to be touched much without crazy volts.

You don't see to much of improvement either way you OC, FSB does give better benchmarks, but its harder to get all the extra things FSB OC's stable as well as the CPU.
 


my 8320 I was able to get 4.8@ 1.48 233 fsb ram @1864 and it ran great sometimes it would lock up but it would be random.

my 9370 with a 200 fsb auto voltage set to 5ghz blue screens on boot every time, 5ghz with a 233 fsb with auto voltage will run well but the auto runs the voltage at 1.56-.57 under load which id pretty damn high.

i guess these are just clocked to the limit and I just expected more out of it, the heat is a bit higher since the vid runs them @ over 1.5v vs my vid of the 8320 was 1.36 or something seems a little odd.

either way I am giving my 8320 to a friend once he grabs a good mobo and ram since his current core 2 quad is slow and cannot be overclocked.
 


Yeah, my 8320 was stock at 1.32v and turbo made it shoot to 1.46v on my board, but I was able to 4.5ghz with 1.32v. 5ghz seems to be what most of the FX 8 cores top out at. I seen some 8320 OC better then some 8350's. In a sense the 9370 is the same at the 8350 just with a higher base clock and some say they are binned for better OC. I think its to random to really say that.

Also what board do you have? It might be pushing the VRMs, might have to add better cooling to that area to get a high clock.
 
Solution


Sabertooth 990fx r2.0. O yave a 80mm attatched to my vrm heatsink, under full load it would be about 70c without it. With it i havent seen it over 55c

 
Not bad, yeah that board should be way more then enough to hit 5Ghz on them. I even read where people had to lower the clock of their ram to get their FX chip to OC further, maybe try 1600 or 1866mhz and see if you get to 5Ghz, its pretty common to need 1.5v+ to get there, only a handful that needs less then 1.55v.
 


Im not sure what llc i should be running ive always had it close to what im running now which is high, as well as most other settings at optimized. These cpus support 2133 ram vs 1866 so it shouldnt need lower speeds unless the memory controller cant handle it at really high clocks.

I do run a 2560 ht link. I leave nb to auto which runs 2100.

Im not sure a higher clockspeed than i already have will really help gaming plus my temps full load are over 62c about 72c after 5mins. This is even with my other rad now mounted on the outside with 4 fans as well. Maybe my pump isnt flowing as fast in this orientation but i could be wrong.

Gaming about 80% load is only 52c
Still seems high for a 2 radsbit my voltage is pretty high but runs great this way

 


The CPU supports up to 1866mhz, nothing more then that, It will work with faster, but may cause stability issues. I'd try just to back it off and see if that is messing with the Overclock, its always easy to turn it back up. http://www.cpu-world.com/CPUs/Bulldozer/AMD-FX-Series%20FX-9370.html

I run 2600mhz on both my HT & CPU-NB but have to run 1.23v to get it to run stable on both.

For LLC, I seen this setting effect boards in different ways. I keep mine at 25% which allows the voltage to raise a tiny bit under load, My CPU will go from 1.42v to 1.44v and thats about it. 50% my board makes it go from 1.42v to 1.5v. Thats a huge jump for what I need. 0% allows it to hit a max of 1.55v at load. This setting you will have to play with it and put the system under load to figure out what works, I try to keep mine at the same voltage, or close to it.
 


ahh I read the memory thing wrong, it is indeed 1866 but it says it will run up to 2400 on these cpus with no issues(whether that is true or not), either way my board only supports 1866 but somehow has the option to go way over?


I definitely have to take my voltage off auto, yesterday it was boosting my voltage to 1.58+v causing my temps to soar playing bf4, my core temps were like 60+c

with a 75% llc my manual voltage only goes up about .05v under high load, so maybe I will put it to normal and throw a 1.52v manual on there and it can boost up a little farther if needed.
 
My board supports upto 2000mhz as well, But the ram im running is only 1600mhz, I even get the options up to 2400mhz. I ran the same ram on my old Phenom II x6 1100T and that max supported ram was only 1333mhz, normally they can go higher without much issues, I did see a Phenom II x2 555 cpu that didn't like 1600mhz when it was unlocked to a quad.

I tried to get to 5ghz on my 8320, but I think mine hit a wall tho, 4.95ghz I need 1.53v to get it stable and thats pushing it on my h100. 5ghz my system locks up, no BSOD, so I think I hit the thermal wall on mine with the h100, bummer, lol. 1.42v for 4.9ghz, but has to jump up to 1.53v for 4.95ghz just to get stable, big jump that not worth the extra heat lol.
 
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hmm i tried tht earlier what voltages are you running? i cant get mine to not crash over 236x20.5 @ 1.56v Ive tried every voltage, bclk etc possible and every time it will run just fine up until higher loads. I was able to boot at the above posts but all end badly.


my current speeds seem to be the highest so far while keeping my ram at near 1866

 


22x230, 1.50v,CPU/NB Voltage: 1.25v
in DIGI+ Power Control the following:
CPU Load Line Calibration: Ultra High
CPU Current Capability: 120%
CPU/NB Load Line Calibration: High
CPU/NB Current Capability: 120%
CPU Voltage Frequency: Auto
CPU Power Phase Control: Extreme
CPU Power Response Control: Ultra Fast
CPU/NB Power Response Control: Ultra Fast
CPU Power Thermal Control 130c
CPU Power Duty Control: T.Probe Thermal

I set all of these in the EUFI first, at least those that are present there, then the others using AI Suite II. Cool n Quiet, spread spectrum, and all other power options for the cpu disabled in the bios. Disable Turbo.

It took me a long time messing with this to figure out that the biggest I was having at getting stable over 5GHz wasn't the speed itself, but the voltage fluctuated to much that is would never stay stable under any kind load.

But the settings in DIGI+ Power Control limit the fluctuation in voltage, keeping it at 1.50v, with only slight variance, but not enough to cause stability issues.

FYI: I didn't solve this issue myself, I actually got the solution and proper settings from J.J. from Asus.
 


thats basically what I run all the time, maybe it has to do with my auto voltages on everything other than v core and one other setting causing issues,

I cant recall if I run high or ultra high llc.

I do run the tprobe on current vs temp
 
Well your 8320 and 9370 are the same chip... Only the 9370 was binned and the 8320 was not... So its possible someone buying a 8320 will land a better performing chip then someone buying a 9370... For example... My 8320 is stable at 5.0ghz and 1.4615v on the vcore... Straight up multiplier overclocking... I actually keep it at 4.8ghz most of the time because the temps are a little higher then I like at 5ghz (and for some reason I can't stabilize it at 4.9ghz)...

 
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