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"Core i7 920, Gigabyte X58-UD3R Overclocking Issues"

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caaront

Registered
Joined
May 30, 2010
A quick history is in order, I built the following system myself and have been very happy with it.

It consists of a Gigabyte GA-EX58-UD3R mobo, an i7-920 CPU
, 6 GB of OCZ DDR3 RAM, an OCZ 700W PSU, and a GTX 260 GPU.

I hope I added the photo's correctly.

I have been OC'd at 4.2 with multi-threading enabled for the past 6 months with zero issues.

I was getting some stuttering in Flight Simulator X and a friend advised that I change my graphics driver, do some specific tweaks to the FSX cfg file, and return to default clock settings in my BIOS and see if there was any difference.

I did all of the above and saw improvement.

But I did not think that my GTX 260 was a bottleneck so I thought I'd OC to my previous successful OC numbers.

The OC failed, it was getting too hot, so I disabled multi-threading and then the OC was successful with no temps above 75C in the successful OCCT test.

Here are those numbers from my BIOS, NOTE: These are the numbers from the succesfull OC with Multi-threading disabled and that passed the OCCT test.

My OC numbers:

Voltages:

CPU V Core=1.300

QPI/VTT Voltage=1.300

DRAM Voltage=1.640

IOH Core=1.100

CPU PLL=Normal

ICH I/O=Normal

DRAM Termination=Auto

OTHER SETTINGS:

Clock ratio=20x

QPI Link speed= x36

BLCK Freq=200

Performance Enhance= Standard

System Memory Multiplier=8.0

Memory Freq =1600

DRAM Timing Selectable=manual

Profile DDR Voltage=1.5

Profile QPI Voltage=1.2

CHANNEL'S A,B, and C:

CAS Latency Time=8

tRCD=8

tRP=8

tRAS=16 (24)

TURBO BOOST=enabled

CPU Cores enabled-all

CPU Multi-threading=DISABLED 1st test-passed, enabled 2nd test-failed.

C1E Enhanced Halt=disabled

C3/C6/C7 State Support=Disabled

CPU Thermal Monitor=enabled

EIST=disabled

Virtual Tech=disabled

Bi Directional Prochot=disabled

UNCORE Freq=x17 3400MHz

Isochroneous Support=enabled

The OC failed with Multi-threading enabled, the OCCT test resulted in an error in core 2 with a temp spike to 95C.

I am not the most tech savvy person, this was my first build.

I want to learn all I can.

Please do not be harsh with me, I will learn only from constructive criticism and straight-forward advice.

If anyone feels the need to be rude, or criticize solely for the sake of meanness this is not the thread for that, and I am not the type of person who tolerates it.

Any advice, constructive criticism, and help will be most gratefully accepted and appreciated.

Thank you, Aaron
 
caaront said:
Please do not be harsh with me, I will learn only from constructive criticism and straight-forward advice.

If anyone feels the need to be rude, or criticize solely for the sake of meanness this is not the thread for that, and I am not the type of person who tolerates it.
OCForums aren't like most other forums, in that we don't tolerate rudeness or "criticism solely for the sake of being mean". This is a BIOS template from a UD7, which should be similar to the UD3, w/ Prime stable settings for 4.2GHz and RAM at 1600MHz; 8-8-8-24-1T and 1.50V...
Code:
MB Intelligent Tweaker(M.I.T.)
Advanced CPU Features {Press Enter]
CPU Clock Ratio............................: 21
CPU Frequency .....(Ghz)...................:4.2
Intel(R) Turbo Boost Tech..................:[Disabled]
CPU Cores Enabled..........................:[All]
CPU Multi Threading........................:[Enabled]
CPU Enhanced Halt (C1E)....................:[Enabled]
C3/C6/C7 State Support.....................:[Disabled]
CPU Thermal Monitor........................:[Enabled]
CPU EIST Function..........................:[Enabled]
Bi-Directional PROCHOT.....................:[Enabled]
Virtualization Technology..................:[Enabled]

Uncore & QPI Features [Press Enter]
QPI Clock Ratio*...........................:36
QPI Link Speed* ......................(Ghz):7.20
Uncore Clock Ratio.........................:x17
Uncore Frequency......................(Mhz):3,4
Isochronous Support........................:[Enabled]
Advanced Clock Control [Press Enter]
>>>>>Standard Clock Control
Base Clock (BCLK) Control*.................:[Enabled]
BCLK Frequency (Mhz)*......................:200
PCI Exxpress Frequency (Mhz)...............:103
>>>>>Standard Clock Control
CPU Clock Drive (mV).......................:700
PCI  Express Clock Drive (mV)..............:700
CPU Clock Skew (ps)........................:0
IOH Clock Skew (ps)........................:0
Advanced Dram Features [Press Enter}
Performance Enhance........................:[Turbo]
Extreme Memory Profile (X.M.P.)............:[Disabled]
System Memory Multiplier (SPD).............:x8
Memory Frequency (Mhz).....................:1,600
DRAM Timing Selectable (sPD) ..............:[Quick]
Channel A Timing Settings Sub Menu [Press Enter]
>>>>>Channel A Standard Timing Control
Cas Latency Time.............................:8
tRCD.........................................:8
tRP..........................................:8
tRAS.........................................:24
>>>>>Channel A Advanced Timing Control
tRC..........................................:27
tRRD ........................................:4
tWTR ........................................:4
tWR..........................................: 8
tWTP.........................................:[Auto]
tWL..........................................:[Auto]
tRFC.........................................: 60
tRTP.........................................:4
tFAW.........................................: [Auto]
Command Rate (CMD) .....................:1
>>>>>Channel A Misc Timing Control
B2B CAS Delay................................:[Auto]
Round Trip Latency...........................:[Auto]
Channel A Turnaround Setting [Press Enter]
>>>>> Channel A Reads Followed By Reads
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................: [Auto]
>>>>> Channel A Writes Followed By Writes
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................:[Auto]

Channel B Timing Settings Sub Menu [Press Enter]
>>>>>Channel B Standard Timing Control
Cas Latency Time.............................:8
tRCD.........................................:8
tRP..........................................:8
tRAS.........................................:24
>>>>>Channel B Advanced Timing Control
tRC..........................................:27
tRRD ........................................:4
tWTR ........................................:4
tWR..........................................: 8
tWTP.........................................:[Auto]
tWL..........................................:[Auto]
tRFC.........................................: 60
tRTP.........................................:4
tFAW.........................................: [Auto]
Command Rate (CMD) ..........................:1
>>>>>Channel B Misc Timing Control
B2B CAS Delay................................:[Auto]
Round Trip Latency...........................: [Auto]
Channel B Turnaround Setting [Press Enter]
>>>>> Channel B Reads Followed By Reads
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................: [Auto]
>>>>> Channel B Writes Followed By Writes
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................:[Auto]

Channel C Timing Settings Sub Menu [Press Enter]
>>>>>Channel C Standard Timing Control
Cas Latency Time.............................:8
tRCD.........................................:8
tRP..........................................:8
tRAS.........................................:24
>>>>>Channel C Advanced Timing Control
tRC..........................................:27
tRRD ........................................:4
tWTR ........................................:4
tWR..........................................: 8
tWTP.........................................:[Auto]
tWL..........................................:[Auto]
tRFC.........................................: 60
tRTP.........................................:4
tFAW.........................................: [Auto]
Command Rate (CMD) ..........................:1
>>>>>Channel C Misc Timing Control
B2B CAS Delay................................:[Auto]
Round Trip Latency...........................: [Auto]
Channel B Turnaround Setting [Press Enter]
>>>>> Channel C Reads Followed By Reads
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................: [Auto]
>>>>> Channel C Writes Followed By Writes
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................:[Auto]

Advanced Voltage Control [Press Enter]
>>>>CPU Voltages
LoadLine Calibration.........................:[Level 2]
CPU Vcore....................................:1.325v
QPI/VTT Voltage..............................:1.280v
CPU PLL......................................: 1.80v
>>>>>MCH/ICH Voltrage
PCIE.........................................: 1.50v
QPI PLL......................................: 1.10v
IOH Core.....................................:1.10v
ICH I/O......................................: 1.50v
ICH Core.....................................:1.10v
>>>>>Dram
DRAM Voltage.................................:1.50v
DRAM Termination.............................: [Auto]
Ch-A Data Vref...............................:[Auto]
Ch-B Data Vref...............................:[Auto]
Ch-C Data VRef...............................:[Auto]
Ch-A Address Vref............................:[Auto]
Ch-B Address Vref............................:[Auto]
Ch-C Address VRef............................: [Auto]
 
:welcome: to OCForums dude :)

Check out our OCing guide (linked in my sig)....it should get you off on the right foot ;)
 
OCForums aren't like most other forums, in that we don't tolerate rudeness or "criticism solely for the sake of being mean". This is a BIOS template from a UD7, which should be similar to the UD3, w/ Prime stable settings for 4.2GHz and RAM at 1600MHz; 8-8-8-24-1T and 1.50V...
Code:
MB Intelligent Tweaker(M.I.T.)
Advanced CPU Features {Press Enter]
CPU Clock Ratio............................: 21
CPU Frequency .....(Ghz)...................:4.2
Intel(R) Turbo Boost Tech..................:[Disabled]
CPU Cores Enabled..........................:[All]
CPU Multi Threading........................:[Enabled]
CPU Enhanced Halt (C1E)....................:[Enabled]
C3/C6/C7 State Support.....................:[Disabled]
CPU Thermal Monitor........................:[Enabled]
CPU EIST Function..........................:[Enabled]
Bi-Directional PROCHOT.....................:[Enabled]
Virtualization Technology..................:[Enabled]

Uncore & QPI Features [Press Enter]
QPI Clock Ratio*...........................:36
QPI Link Speed* ......................(Ghz):7.20
Uncore Clock Ratio.........................:x17
Uncore Frequency......................(Mhz):3,4
Isochronous Support........................:[Enabled]
Advanced Clock Control [Press Enter]
>>>>>Standard Clock Control
Base Clock (BCLK) Control*.................:[Enabled]
BCLK Frequency (Mhz)*......................:200
PCI Exxpress Frequency (Mhz)...............:103
>>>>>Standard Clock Control
CPU Clock Drive (mV).......................:700
PCI  Express Clock Drive (mV)..............:700
CPU Clock Skew (ps)........................:0
IOH Clock Skew (ps)........................:0
Advanced Dram Features [Press Enter}
Performance Enhance........................:[Turbo]
Extreme Memory Profile (X.M.P.)............:[Disabled]
System Memory Multiplier (SPD).............:x8
Memory Frequency (Mhz).....................:1,600
DRAM Timing Selectable (sPD) ..............:[Quick]
Channel A Timing Settings Sub Menu [Press Enter]
>>>>>Channel A Standard Timing Control
Cas Latency Time.............................:8
tRCD.........................................:8
tRP..........................................:8
tRAS.........................................:24
>>>>>Channel A Advanced Timing Control
tRC..........................................:27
tRRD ........................................:4
tWTR ........................................:4
tWR..........................................: 8
tWTP.........................................:[Auto]
tWL..........................................:[Auto]
tRFC.........................................: 60
tRTP.........................................:4
tFAW.........................................: [Auto]
Command Rate (CMD) .....................:1
>>>>>Channel A Misc Timing Control
B2B CAS Delay................................:[Auto]
Round Trip Latency...........................:[Auto]
Channel A Turnaround Setting [Press Enter]
>>>>> Channel A Reads Followed By Reads
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................: [Auto]
>>>>> Channel A Writes Followed By Writes
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................:[Auto]

Channel B Timing Settings Sub Menu [Press Enter]
>>>>>Channel B Standard Timing Control
Cas Latency Time.............................:8
tRCD.........................................:8
tRP..........................................:8
tRAS.........................................:24
>>>>>Channel B Advanced Timing Control
tRC..........................................:27
tRRD ........................................:4
tWTR ........................................:4
tWR..........................................: 8
tWTP.........................................:[Auto]
tWL..........................................:[Auto]
tRFC.........................................: 60
tRTP.........................................:4
tFAW.........................................: [Auto]
Command Rate (CMD) ..........................:1
>>>>>Channel B Misc Timing Control
B2B CAS Delay................................:[Auto]
Round Trip Latency...........................: [Auto]
Channel B Turnaround Setting [Press Enter]
>>>>> Channel B Reads Followed By Reads
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................: [Auto]
>>>>> Channel B Writes Followed By Writes
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................:[Auto]

Channel C Timing Settings Sub Menu [Press Enter]
>>>>>Channel C Standard Timing Control
Cas Latency Time.............................:8
tRCD.........................................:8
tRP..........................................:8
tRAS.........................................:24
>>>>>Channel C Advanced Timing Control
tRC..........................................:27
tRRD ........................................:4
tWTR ........................................:4
tWR..........................................: 8
tWTP.........................................:[Auto]
tWL..........................................:[Auto]
tRFC.........................................: 60
tRTP.........................................:4
tFAW.........................................: [Auto]
Command Rate (CMD) ..........................:1
>>>>>Channel C Misc Timing Control
B2B CAS Delay................................:[Auto]
Round Trip Latency...........................: [Auto]
Channel B Turnaround Setting [Press Enter]
>>>>> Channel C Reads Followed By Reads
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................: [Auto]
>>>>> Channel C Writes Followed By Writes
Different DIMMs..............................: [Auto]
Different Ranks..............................: [Auto]
On The Same Rank.............................:[Auto]

Advanced Voltage Control [Press Enter]
>>>>CPU Voltages
LoadLine Calibration.........................:[Level 2]
CPU Vcore....................................:1.325v
QPI/VTT Voltage..............................:1.280v
CPU PLL......................................: 1.80v
>>>>>MCH/ICH Voltrage
PCIE.........................................: 1.50v
QPI PLL......................................: 1.10v
IOH Core.....................................:1.10v
ICH I/O......................................: 1.50v
ICH Core.....................................:1.10v
>>>>>Dram
DRAM Voltage.................................:1.50v
DRAM Termination.............................: [Auto]
Ch-A Data Vref...............................:[Auto]
Ch-B Data Vref...............................:[Auto]
Ch-C Data VRef...............................:[Auto]
Ch-A Address Vref............................:[Auto]
Ch-B Address Vref............................:[Auto]
Ch-C Address VRef............................: [Auto]

How do I set my multiplier at 21 with turbo disabled, it only goes to 20 for me.?
Thank you.
 
I was having problems OC'g after changing a driver to my graphics card, and after posting every number from the MIT section of my BIOS some folks told me to roll back to my previous driver.

One stated that changing to the latest driver for his mouse screwed his stable OC.

I rolled back and am now stable at 4.0 with the highest temp at 100% stress reached being 73C, but mostly hovering between 68C-71C throughout the test.

I have disabled Turbo Boost just to test the temps, I am sure that I can enable it and still pass with flying colors and hit 4.2 GHz.

I have disabled multi-threading, I will test with it enabled later, but I'm sure that I may pass with my current settings if I were to enable it, but might need to come down a little on a couple of voltages.

Key voltages right now:

CPU V core= 1.26875

QPI/VTT= 1.260

DRAM Voltage= 1.640

All the other numbers are the same.

What setting do I enable to allow the CPU to power down when I am not gaming and just surfing the web, etc...?

Thank you.

If I fail after enabling Multi-threading what settings should I adjust?

Thanks, Aaron
 
Okay, I am back to stable 4.2GHz with the highest temperature reached during testing at 100% load being 77C ( Actually the temp was 75C, I forget that Real Temp shows the temps 2C above the actual temps, according to all my other performance monitoring programs and a trusted friend.) with the following voltage settings:

CPU V Core= 1.275

QPI/VTT= 1.280

DRAM Voltage= 1.660

Multi-threading-Disabled I'll see about enabling it later on.

EIST-Enabled to allow lower temps and power consumption while not gaming. (I game maybe 5-20 minutes a week)
 
Last edited:
After enabling EIST and after 30 minutes of just surfing online my CPU was still at 4.2, how long does it take to step down?

And my graphics card is staying a little warmer even with the fan on 50%, will it hurt to run it a little higher at idle?

I run it at 70-75% when using FSX.

Should I enable C1E?

Will it allow the CPU to step down?
 
EIST only works in an idle situation. As long as there is load on the CPU it will not step down. About the only way to get it to function the way that you're wanting it to function is to build OC profiles using your motherboard manufacturers Overclocking utility (Gigabyte uses EasyTune) This way you can switch between your profiles without the need to reenter the BIOS.
You have some very low voltages for that overclock, very nice :thup:
 
EIST only works in an idle situation. As long as there is load on the CPU it will not step down. About the only way to get it to function the way that you're wanting it to function is to build OC profiles using your motherboard manufacturers Overclocking utility (Gigabyte uses EasyTune) This way you can switch between your profiles without the need to reenter the BIOS.
You have some very low voltages for that overclock, very nice :thup:

Thank you very much.

I OC'd in the MIT section of my BIOS and then after passing a stability test I opened Easy Tuner 6 and went to the advanced section of the tuner tab.

Every voltage, clock setting, etc... is there and can be set there are just verified, I saved the settings as a profile (4.2 GHz OC 6-1-10)
and it was successfully saved.

I believe I can set the BIOS back to optimized default for all of my regular usage-which is 99% of my overall usage, and then open Easy Tuner 6 and load my 4.2 GHz profile then apply the settings, and it should set everything to the 4.2 OC.

Is that basically what you mean?

The first time I try it I'll then go into the BIOS and double check all the numbers.

Thank you, Aaron
 
Is that basically what you mean?

That is exactly what I mean ;)

Set your BIOS to defaults (or manually to stock settings), then when you need to step it up a bit, just open Easy Tuner and load your OC profile, when you're finished gaming, simply revert Easy Tuner back to defaults :thup:
 
I'm very stable and with a few slight changes running even better at 4.2 now in FSX before, the new driver is working great also.

I enabled EIST so when I'm just surfing the web and stuff it throttles down to 2.6 and when I start FSX it goes to 4.2 (checked with real temp and cpuz), it is stable, very good temps, I'm a happy camper.

Thanks for all the help, Aaron
 
I'm very stable and with a few slight changes running even better at 4.2 now in FSX before, the new driver is working great also.

I enabled EIST so when I'm just surfing the web and stuff it throttles down to 2.6 and when I start FSX it goes to 4.2 (checked with real temp and cpuz), it is stable, very good temps, I'm a happy camper.

Thanks for all the help, Aaron

Sure thing man :thup: Feel free to hang around for a while, there's all kinds of fun stuff to learn at overclockers.com :D
 
Should I open a new thread with this question? I did a Google search and the first thing on the list was my question :shrug:

The "minimum" Uncore speed is 2x the DRAM ratio. Many people run 2x +1. There are many synthetic benchmark benefits from increased Uncore speed, as far as real world benefits, I'm sure they're there, I just am not familiar with them as I don't play in that realm ;)
 
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