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Need Help Overclocking UD9 / 980x to 4.2Ghz on Air.

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Gangifilms

New Member
Joined
Jun 19, 2010
Hello,

I have built this system to be my video editing rig, and I need help pushing my PC further to 4.2 GHZ and running stable. Currently I am at the specs below with my PC, however I run prime95 which crashes and at one point a core dropped down to 50% load and failed.

So please look at my specs below and suggest what I need to do further to stabilize a 4.2GHz Overclock on the 980x

Thank you.


---------------------------------------------------

Goals: Achieving stable 12GB ram at 1800 MHZ low latencies, CPU to 4.2 GHZ on air.

CMOS:

CPU = Intel i7 980X 32nm
CPUID= 000206C2
Motherboard = Gigabyte X58 UD9 , Revision 1.0
BIOS Version = F5h
CPU Frequency = 4161.13 MHZ
Memory Frequency = 1600.41 MHZ
Total Memory Size = 12288 MB
System Temp = 41C
MCH Temp = 48C
CPU Temp = 35C
Vcore = 1.300V
DRAM Voltage = 1.660V
Ram = 12GB G.Skill Ripjaws 2 Sets of 6 GB (3 x 2 gb)
Ram Info= Newegg.com - G.SKILL Ripjaws Series 6GB (3 x 2GB) 240-Pin DDR3 SDRAM DDR3 2000 (PC3 16000) Desktop Memory Model F3-16000CL9T-6GBRH

M.I.T Status:


Turbo Ratio: 24 All Cores
Non-Turbo Ratio: 24 All Cores
CPUID: 000206C2
BCLK: 160 MHZ

Power Management Settings:


ACPI..................................53 (STR)
Soft Off by PWR Button.......4 Sec. Delay
Power on ring....................On
HPET Support.....................Enabled
HPET Mode.........................64-Bit Mode
AC Back Function................Soft Off
ErP Support........................Disabled

Code:


Advanced CPU Features:

CPU Clock Ratio ................................ [25X]
Intel(R) Turbo Boost Tech .................. [Enabled]
CPU Cores Enabled ............................ [All]
CPU Multi Threading .......................... [Enabled]
CPU Enhanced Halt (C1E) ................... [Disabled]
C3/C6/C7 State Support .................... [Disabled]
CPU Thermal Monitor ......................... [Disabled]
CPU EIST Function ............................ [Disabled]
Virtualization Technology ................... [Enabled]
Bi-Directional PROCHOT ..................... [Enabled]


Uncore & QPI Features:


QPI Link Speed .............................. x48 at 7681.87mhz
Uncore Frequency .......................... x20 at 3200mhz
Isonchronous Frequency Support..................[Enabled]

Standard Clock Control:


Base Clock (BCLK) Control ................ [Enabled]
BCLK Frequency (MHz) .....................[160]
PCI Express Frequency (MHz) ........... Auto

Advanced Clock Control:


CPU Clock Drive ..............................[800mV]
PCI Express Clock Drive ................... [900mV]
CPU Clock Skew ............................. [0ps]
IOH Clock Skew ............................. [0ps]

Profile:

Profile DDR Voltage...............1.6V
Profile QPI Voltage.................1.2V
Channel Interleaving...............6 [AUTO]
Rank Interleaving...................4 [AUTO]

Advanced DRAM Features:

Performance Enhance ...................... [Turbo]
Extreme Memory Profile (X.M.P) ......... [Enabled - Profile 1]
System Memory Multiplier (SPD) ........ [10]
DRAM Timing Selectable (SPD) .......... [Quick]

Channel A + B + C


Channel A Timing Settings:

##Channel A Standard Timing Control##

CAS Latency Time ......................8
tRCD .......................................8
tRP .........................................8
tRAS .......................................24

##Channel A Advanced Timing Control##


tRC ........................................47
tRRD .......................................6
tWTR ......................................6
tWR ........................................10
tWTP .......................................22
tWL ........................................8
tRFC .......................................88
tRTP .......................................6
tFAW ......................................30
Command Rate (CMD) ................3

##Channel A Misc Timing Control##


Round Trip Latency ...................58 (On channel C it is at 59)

B2B CAS Delay ..........................Auto

Channel A Turn Around Settings:

Reads: Dimms-6 Ranks-5 On the Same Rank - 1
Writes: Dimms-6 Ranks-66 On the Same Rank - 1

Advanced Voltage Control:


CPU

Load Line Calibration .................[Standard]
CPU Vcore ...............................Current: 1.3000V
QPI/VTT Voltage.......................1.580V
CPU PLL...................................AUTO

MCH/ICH


PCIE......................................1.500V
QPI PLL...................................1.100V
IOH Core..................................1.100V
ICH I/O...................................1.500V
ICH Core.................................1.100V

DRAM


DRAM Voltage......................1.660V
DRAM Termination................0.750V
Ch-A Data VRef. 0.750v [AUTO]
Ch-B Data VRef. 0.750v [AUTO]
Ch-C Data VRef. 0.750v [AUTO]
Ch-A Address VRef. 0.750v [AUTO]
Ch-B Address VRef. 0.750v [AUTO]
Ch-C Address VRef. 0.750v [AUTO]

----------------------------------------------------

Case: LIAN LI PC-P80 Mobo: GIGABYTE GA-X58A-UD9 CPU: Intel Core i7-980X 4.00GHz
Heatsink: Lapped Noctua NH-D14 120mm/140mm/120mm - Three fans! Thermal Pad: Indigo Extreme RAM: 12GB of G.SKILL Ripjaws Series 6GB (3 x 2GB) 1600mhz
GPU: EVGA GeForce GTX 480 PSU: SILVERSTONE ST1500 1500W SSD OS/APPS: Crucial RealSSD C300 HDD / GAMES: 600 GB Velociraptor 6 GB/s
HDD: 5 HDD's in Raid 5 for Scratch Disk: 1TB Samsung Spinpoint F3 Blu-ray: Pioneer Black Blu-ray DVD Lightscribe: PLEXTOR 24X DVD/CD
OS: Microsoft Windows 7 Ultimate 64-bit Fan Controller: Sunbeam Rheobus Extreme
 
First off, immediately turn your CPU VTT back down to sane levels, 1.58V is just WAY too much voltage, and your chip is likely to die in a hurry ;) 1.375- 1.415 would be about the highest I would push CPU VTT on air. I would first turn the VTT down and retest your system. Turn the Load Line Calibration on as well. AFTER you turn down the VTT.

:welcome: to Overclockers.com!
 
Last edited:
Pretty worried still about possibly shorting something out, is it only damage over time to the CPU? Or is it possible that there is unseen damage down now to my CPU that I have abused it with voltage. My worst settings I put in was a stupid clock with like the Vcore as 1.58 and the QPI/VTT 1.6 for 4.6Ghz I was going for.
 
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