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Quote:
Originally Posted by Sin0822 View Post

0.4v from delta and the system booted stable? Default delta is 0.8v, you shouldn't close that gap unless you are trying to beat temperatures, it will hurt stability in many cases. At the beginning I thought it was cool, but you should get much more stability by increasing it to 0.8-1v delta. Since the release Intel has said 0.4v was the recommended Lowest delta, if you use 0.4v you are prob going to hurt stability. To ensure stability in their own default mode, they choose 0.8v delta. I am using now usually 2.1-2.2v for a 1.25v-1.3v vcore.
Ok that's interesting, thanks for that.
 

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Not bad. Hope I get a better 4790K though.
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I don't think this RAM will clock that good....and I confess I'm not very good at OC RAM.
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Not sure it will boot with the 2400 settings and X50.
 

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Quote:
Originally Posted by MaKe OuT View Post

Is this stable? What's your VRIN?
I did no extensive testing.
VRIN was 2.3
 

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^Seconding that and wondering if there's data to support using "more than neccesary" on vrin? I've generally been telling people to keep it down. Usually ~1.95 or so for a 1.35vcore OC, depends on the board/llc/cpu a little
 

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Ran x264 overnight set to 20 loops. Woke up to a fail. This was my first evening stability testing on this z97 board. all previous testing done on a z87 board. Same chip. Interestingly, I always bsod when failing stability test on z87. typically code 101. But, on this z97 board there is no bsod. I think it just reboots and has a window that states that Windows has recovered from some failure. Not a big deal, but does anyone know why this is?

So I need to look over my notes on my previous z87 stability search as I thought for sure I found stability at the x44 cpu multi. I frickin failed to be stable on this z97 board with a x43 multi at 1.34 Vcore setting which goes to 1.35 something volts under load. The uncore was locked at x35 multi and 1.203V. The VRIN was set to 2.2 volts and increased the same as Vcore did under load. Temps were good around 72C hottest core. I am just bummed that I cannot easily pass x264 overnight at x43 yet.

Any ideas?
 

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Discussion Starter · #32 ·
Quote:
Originally Posted by MaKe OuT View Post

Ran x264 overnight set to 20 loops. Woke up to a fail. This was my first evening stability testing on this z97 board. all previous testing done on a z87 board. Same chip. Interestingly, I always bsod when failing stability test on z87. typically code 101. But, on this z97 board there is no bsod. I think it just reboots and has a window that states that Windows has recovered from some failure. Not a big deal, but does anyone know why this is?

So I need to look over my notes on my previous z87 stability search as I thought for sure I found stability at the x44 cpu multi. I frickin failed to be stable on this z97 board with a x43 multi at 1.34 Vcore setting which goes to 1.35 something volts under load. The uncore was locked at x35 multi and 1.203V. The VRIN was set to 2.2 volts and increased the same as Vcore did under load. Temps were good around 72C hottest core. I am just bummed that I cannot easily pass x264 overnight at x43 yet.

Any ideas?
just copy the settings over from the Z87, was your Z87 a GBT? if it was just copy them over.
 

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Quote:
Originally Posted by Sin0822 View Post

just copy the settings over from the Z87, was your Z87 a GBT? if it was just copy them over.
that's the problem. it was an Asus M6 Hero. I am trying to get used to the GB bios still as I am still familiar with Asus only. So far (very limited time on the board) I have failed to match the stability I had on the Hero. I am confident that it is simply that I need to change some settings. I just need to figure out what those are.
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Quote:
Originally Posted by marrawi View Post

You are awesome, Sin! Thank you! let's see if I can overcome the 4.6 wall on my 4770K!
That's a negative, couldn't go beyond 4.6Ghz. Here are the settings I tried:

CPU Clock Ratio: 47x
XMP: Enable and Disabled
Uncore Ratio: Auto and 40x
C1E: Disable
C6/C7: Disable
CPU Thermal Monitor: Disable
C3: Disable
EIST: Disable
Voltage:
CPU VRIN Loadline Calibration: Extreme
CPU Phase Control: Extreme Performance
VRIN Override: 2.0 - 2.2v
VCore: 1.375v - 1.43v
Ring Voltage: 1.115v - 1.2v

Went back to stable 4.6 settings:

CPU Clock Ratio: 46x
XMP: Enable @ 2400Mhz
Uncore Ratio: 40x
C1E: Disable
C6/C7: Disable
CPU Thermal Monitor: Auto
C3: Disable
EIST: Disable
Voltage:
CPU VRIN Loadline Calibration: Extreme
CPU Phase Control: Auto
VRIN Override: 1.9v
VCore: 1.375v
Ring Voltage: 1.115v

Any suggestion is appreciated
smile.gif
 

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Quote:
Originally Posted by marrawi View Post

That's a negative, couldn't go beyond 4.6Ghz. Here are the settings I tried:

CPU Clock Ratio: 47x
XMP: Enable and Disabled
Uncore Ratio: Auto and 40x
C1E: Disable
C6/C7: Disable
CPU Thermal Monitor: Disable
C3: Disable
EIST: Disable
Voltage:
CPU VRIN Loadline Calibration: Extreme
CPU Phase Control: Extreme Performance
VRIN Override: 2.0 - 2.2v
VCore: 1.375v - 1.43v
Ring Voltage: 1.115v - 1.2v

Went back to stable 4.6 settings:

CPU Clock Ratio: 46x
XMP: Enable @ 2400Mhz
Uncore Ratio: 40x
C1E: Disable
C6/C7: Disable
CPU Thermal Monitor: Auto
C3: Disable
EIST: Disable
Voltage:
CPU VRIN Loadline Calibration: Extreme
CPU Phase Control: Auto
VRIN Override: 1.9v
VCore: 1.375v
Ring Voltage: 1.115v

Any suggestion is appreciated
smile.gif
You might just need more vcore. I have to go from like 1.245 bios to 1.375 bios for 4.5 to 4.7. That's adding like 0.06 then 0.07 for 100mhz. If you tried 1.43 in bios already though - that's already [email protected], so i wouldn't suggest going to like 1.47 for 24/7. Probably best staying @46
Quote:
Originally Posted by MaKe OuT View Post

that's the problem. it was an Asus M6 Hero. I am trying to get used to the GB bios still as I am still familiar with Asus only. So far (very limited time on the board) I have failed to match the stability I had on the Hero. I am confident that it is simply that I need to change some settings. I just need to figure out what those are.
biggrin.gif
Triple check vcore vs vrin (that you have turbo/extreme llc on vrin, and a good number for it) then add 0.01 vcore

i think some of these haswell boards even vary slightly in the amount of vcore that they give over what you set in the bios - giga seems to be +0.02, but i've seen volts on asus suggesting +0.03 for example (it reads as IA voltage or something in hwinfo)

You might have a bluescreen code recorded that didn't get shown to you, bluescreenview (the program) can show you that. Restart = typically very close to stability
 

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Yes, the recommended settings at extreme were done per the guide. I have disabled thermal monitor, cstates, eist...for now.
x264 UNstable (bsod 101) at:
cpu: 43
uncore: 35
vcore: 1.34
vrin: 2.20
vring: 1.20

x264 stable at:
cpu: 43
uncore: 35
vcore: 1.36 (only difference vs the above is this parameter)
vrin: 2.20
vring: 1.20

decided to have it fold and see if it crashes. All I am doing on this machine right now is gaming and folding so as long as I am stable there then that is good for me. x264 was good to get me in the ballpark. currently folding and every so many hours I'll drop the voltages to see how low I can get them. Once I find a good number then I'll try to increase the uncore multi.
currently at:
cpu: 43
uncore: 35
vcore: 1.35
vrin: 2.00
vring: 1.20
 

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Quote:
Originally Posted by Sin0822 View Post

nice haha! Why not try the RAM out now?
OK got the RAM back to 2400. cpu-z still showing low bus speed though, should read just over 100 which would give a full 5 gigglehertz.
Only ran short testing with x264 as this was more to confirm VCCIN of 2.3 was needed.

 
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