its not to hard, because one my chip can 4 GHz stable with 1.325V only (air) and second with 1.365V
ROG Power PCs - Intel and AMD
CPUs:i9-7900X, i9-9900K, i7-6950X, i7-5960X, i7-8086K, i7-8700K, 4x i7-7700K, i3-7350K, 2x i7-6700K, i5-6600K, R7-2700X, 4x R5 2600X, R5 2400G, R3 1200, R7-1800X, R7-1700X, 3x AMD FX-9590, 1x AMD FX-9370, 4x AMD FX-8350,1x AMD FX-8320,1x AMD FX-8300, 2x AMD FX-6300,2x AMD FX-4300, 3x AMD FX-8150, 2x AMD FX-8120 125 and 95W, AMD X2 555 BE, AMD x4 965 BE C2 and C3, AMD X4 970 BE, AMD x4 975 BE, AMD x4 980 BE, AMD X6 1090T BE, AMD X6 1100T BE, A10-7870K, Athlon 845, Athlon 860K,AMD A10-7850K, AMD A10-6800K, A8-6600K, 2x AMD A10-5800K, AMD A10-5600K, AMD A8-3850, AMD A8-3870K, 2x AMD A64 3000+, AMD 64+ X2 4600+ EE, Intel i7-980X, Intel i7-2600K, Intel i7-3770K,2x i7-4770K, Intel i7-3930KAMD Cinebench R10 challenge AMD Cinebench R15 thread Intel Cinebench R15 thread
So far i've tried to see how high i can take my 8GB-8800 Pi Black kit...seems that all that time the problem was the IMC of my previous 940BE....
Running LinX Full Ram for 16.5x210 @ 1.4V...All other Voltages Auto, except RAM=1.9V and Turbo,CPU & PCIE Spread Spectrum Off...4 runs and moving strong...
Everest CPU temp is 41-42C at 100% load (Cores @ 31-32C), Coretemp is 41C with 9deg offset (trying to see if i can calibrate)...
Water Temp Before CPU is 25.3C (acc. to Phobya Sensor) and Ambient Temp is about 22C...
When i finish with LinX, i'll try CPU/CPU-NB clocks with 1.4V and then overnight Prime95 x64 v26.6.1 with what i think to be stable...
I hope to find 24/7 Prime Stable Max clocks till Friday-Saturday...
EDIT : I am having a difficulty getting 4G stable...at 1.45Vset in bios,i'm getting a big Vdrop under stress...1.413V is what the cpu gets while running prime...
System is inside my case and running 4 sticks of ram....these could be reasons for holding it back a little,aren΄t they?
Last edited by felix_w; 04-12-2011 at 04:09 AM. Reason: Update
You guys are pretty lucky. None of my Thubans (three to date) have been happy doing 4.0 at anything less than 1.475V. The 1100T that was given to me as a gift is the one that does 1.475. It acts mostly stable even at 4.1-4.2 GHz, but it's clearly not since random crashes are eliminated by decreasing frequency. The 1090T I used before it wasn't ever fully happy at 4.0. It would do 3.8-3.9 at 1.55V with total stability, but it couldn't do 4.0 regardless of voltage without periodically crashing. It "acted" stable-ish up to 4.1 GHz. The 1055T I played with originally seems to do 4004 at 1.55 most of the time, but it also has some issues. Anything less voltage wise and it bombs out fast.
Particle's First Rule of Online Technical Discussion:
As a thread about any computer related subject has its length approach infinity, the likelihood and inevitability of a poorly constructed AMD vs. Intel fight also exponentially increases.
Rule 1A:
Likewise, the frequency of a car pseudoanalogy to explain a technical concept increases with thread length. This will make many people chuckle, as computer people are rarely knowledgeable about vehicular mechanics.
Rule 2:
When confronted with a post that is contrary to what a poster likes, believes, or most often wants to be correct, the poster will pick out only minor details that are largely irrelevant in an attempt to shut out the conflicting idea. The core of the post will be left alone since it isn't easy to contradict what the person is actually saying.
Rule 2A:
When a poster cannot properly refute a post they do not like (as described above), the poster will most likely invent fictitious counter-points and/or begin to attack the other's credibility in feeble ways that are dramatic but irrelevant. Do not underestimate this tactic, as in the online world this will sway many observers. Do not forget: Correctness is decided only by what is said last, the most loudly, or with greatest repetition.
Rule 3:
When it comes to computer news, 70% of Internet rumors are outright fabricated, 20% are inaccurate enough to simply be discarded, and about 10% are based in reality. Grains of salt--become familiar with them.
Remember: When debating online, everyone else is ALWAYS wrong if they do not agree with you!
Random Tip o' the Whatever
You just can't win. If your product offers feature A instead of B, people will moan how A is stupid and it didn't offer B. If your product offers B instead of A, they'll likewise complain and rant about how anyone's retarded cousin could figure out A is what the market wants.
wow that sounds pretty bad,
i got my 1055T stable at like 1.45v for 4ghz (i have the screenshot, never uploaded it to the overclocking sheet since i dont really use it at those speeds)
i wonder if you could be heat limited then?
2500k @ 4900mhz - Asus Maxiums IV Gene Z - Swiftech Apogee LP
GTX 680 @ +170 (1267mhz) / +300 (3305mhz) - EK 680 FC EN/Acteal
Swiftech MCR320 Drive @ 1300rpms - 3x GT 1850s @ 1150rpms
XS Build Log for: My Latest Custom Case
I don't think that is the case. It's a relatively cool environment with a top performing heatsink and the best thermal paste around. (Tuniq Tower 120 Extreme + Shin Etsu X23-7783D) I'm more inclined to believe my chips just all fall on the poor side of normal, considering the graph. I also think a lot of people consider their system stable when it isn't. Ideally we'd have 48 hours of OCCT. I've seen a fair share of chips fail out after only 25-30 hours. It may not appear unstable at first, but it does cause crashes eventually during normal use which a user might attribute to something else due to the infrequency.
Particle's First Rule of Online Technical Discussion:
As a thread about any computer related subject has its length approach infinity, the likelihood and inevitability of a poorly constructed AMD vs. Intel fight also exponentially increases.
Rule 1A:
Likewise, the frequency of a car pseudoanalogy to explain a technical concept increases with thread length. This will make many people chuckle, as computer people are rarely knowledgeable about vehicular mechanics.
Rule 2:
When confronted with a post that is contrary to what a poster likes, believes, or most often wants to be correct, the poster will pick out only minor details that are largely irrelevant in an attempt to shut out the conflicting idea. The core of the post will be left alone since it isn't easy to contradict what the person is actually saying.
Rule 2A:
When a poster cannot properly refute a post they do not like (as described above), the poster will most likely invent fictitious counter-points and/or begin to attack the other's credibility in feeble ways that are dramatic but irrelevant. Do not underestimate this tactic, as in the online world this will sway many observers. Do not forget: Correctness is decided only by what is said last, the most loudly, or with greatest repetition.
Rule 3:
When it comes to computer news, 70% of Internet rumors are outright fabricated, 20% are inaccurate enough to simply be discarded, and about 10% are based in reality. Grains of salt--become familiar with them.
Remember: When debating online, everyone else is ALWAYS wrong if they do not agree with you!
Random Tip o' the Whatever
You just can't win. If your product offers feature A instead of B, people will moan how A is stupid and it didn't offer B. If your product offers B instead of A, they'll likewise complain and rant about how anyone's retarded cousin could figure out A is what the market wants.
i had a setting thats stable forever on benchmarks
crashed when my friend was playing facebook flash games due to idle voltage being too low, but even that was passing every test i threw at it
some things in life just act weird
2500k @ 4900mhz - Asus Maxiums IV Gene Z - Swiftech Apogee LP
GTX 680 @ +170 (1267mhz) / +300 (3305mhz) - EK 680 FC EN/Acteal
Swiftech MCR320 Drive @ 1300rpms - 3x GT 1850s @ 1150rpms
XS Build Log for: My Latest Custom Case
Sorry for the delay,i was all day out and stuck on a crappy traffic jam in the evening...right now i'm running 1hr so far at 20x200 @ 1.55V set at bios...all other settings at auto and ram at 800mhz...temp is 48C max....voltage at load is 1.507-1.510 as cpu-z shows...
tomorrow i'll leave it priming with 2x2GB Blades to see if 4 sticks is the issue or i got a banana cpu....
Must get Thuban!
ASROCK 970 Extreme 3 // FX-6200 @ 4.65 (245x? 64bit os) 1.45v,2200 nb/HT //8GB Mushkin DDR3 @833 8-8-8-24 cmd1 1.55v // HD7850// Silverstone 650w // ~32inch portal // WDgreen and blue // Kingston v300 120GB SSD // watercooled with Swiftech storm rev2, Fez 240 , 655 pump not packed into a Corsair Obsidian 650D///
990FXA-UD3 | FX8350@4.7Ghz | Asus HD7870 | 2x 4GB Crucial Ballistix Tracer 2050Mhz 8-8-8-22 | AX850W |SSD Vertex3 Max IOPS 120GB | Auzentech Forte + TAPCO-S5
EK Supreme Full-Gold | XSPC RX240 + EX120 | MCP35x | 3x Koolance Blue Led @PWM | Tygon Black 1/2 | Bitspower Compression | @ FM CM690 I
- CPU Model: AMD Phenom II X6 1100T BE
- CPU Stepping: CCBBE CB 1105MPM
- CPU Frequency: 4050 MHz
- CPU vCore: 1.575V
- CPU Multiplier: 18.0x
- CPU Turbo: Disabled
- CPU NB Speed: 2925 MHz
- HT Ref Speed: 225 MHz
- RAM Speed: DDR2-1200
- RAM Timings: 5-5-5-18-2T
- RAM Configuration: 2 x 2GB
- RAM vDIMM: 1.90V
- Motherboard: ASUS M4A79 Deluxe
- Chipset/Socket: 790FX + SB750, AM2+
- Cooling: Water (D-Tek Fuzion V2)
- Temps: 31C Idle / 48C Load
- Operating System: Windows 7
- 32/64-Bit: 64
- Stable/Suicide/Untested: Stable
Though Vcore is set to 1.575V i measured with DMM to be 1.545V during load...
I have one question though for fellow members....how is it possible to have passed 8+hr of prime blend and when running PCmark 7 system crashes with BSOD error #124 with the same settings ?
Updated
Particle's First Rule of Online Technical Discussion:
As a thread about any computer related subject has its length approach infinity, the likelihood and inevitability of a poorly constructed AMD vs. Intel fight also exponentially increases.
Rule 1A:
Likewise, the frequency of a car pseudoanalogy to explain a technical concept increases with thread length. This will make many people chuckle, as computer people are rarely knowledgeable about vehicular mechanics.
Rule 2:
When confronted with a post that is contrary to what a poster likes, believes, or most often wants to be correct, the poster will pick out only minor details that are largely irrelevant in an attempt to shut out the conflicting idea. The core of the post will be left alone since it isn't easy to contradict what the person is actually saying.
Rule 2A:
When a poster cannot properly refute a post they do not like (as described above), the poster will most likely invent fictitious counter-points and/or begin to attack the other's credibility in feeble ways that are dramatic but irrelevant. Do not underestimate this tactic, as in the online world this will sway many observers. Do not forget: Correctness is decided only by what is said last, the most loudly, or with greatest repetition.
Rule 3:
When it comes to computer news, 70% of Internet rumors are outright fabricated, 20% are inaccurate enough to simply be discarded, and about 10% are based in reality. Grains of salt--become familiar with them.
Remember: When debating online, everyone else is ALWAYS wrong if they do not agree with you!
Random Tip o' the Whatever
You just can't win. If your product offers feature A instead of B, people will moan how A is stupid and it didn't offer B. If your product offers B instead of A, they'll likewise complain and rant about how anyone's retarded cousin could figure out A is what the market wants.
~1~
AMD Ryzen 9 3900X
GigaByte X570 AORUS LITE
Trident-Z 3200 CL14 16GB
AMD Radeon VII
~2~
AMD Ryzen ThreadRipper 2950x
Asus Prime X399-A
GSkill Flare-X 3200mhz, CAS14, 64GB
AMD RX 5700 XT
its near impossible for any one test to check full stability, just live life and if it never crashes, its stable enough for you. for me i just cant have it crash in WoW, which it tough since i played at someone else house, where i think the power lines fluctuated the voltage too much, since its perfectly stable at my home. so while it passes how ever many hours of however many tests i threw at it, i got different results at different places.
2500k @ 4900mhz - Asus Maxiums IV Gene Z - Swiftech Apogee LP
GTX 680 @ +170 (1267mhz) / +300 (3305mhz) - EK 680 FC EN/Acteal
Swiftech MCR320 Drive @ 1300rpms - 3x GT 1850s @ 1150rpms
XS Build Log for: My Latest Custom Case
thanx dan...i just tried about 2-3 weeks with my spare time to geti this thing to stable (?) and you can imagine my face when system crashed while running transcoding test in PCMark 7....
with cpu frequency a nitch down, i can pass, but now i'm really trying to run every benchmark possible for many hours to see if it's an IMC thing or my ram...
i have a second pair of blades , so i'm now testing those...
i had my super stable pc crash due to facebook flash games that never pushed the cpu past 5% usage.
some things will never make sense, uping the Vid by another notch did fix it though
2500k @ 4900mhz - Asus Maxiums IV Gene Z - Swiftech Apogee LP
GTX 680 @ +170 (1267mhz) / +300 (3305mhz) - EK 680 FC EN/Acteal
Swiftech MCR320 Drive @ 1300rpms - 3x GT 1850s @ 1150rpms
XS Build Log for: My Latest Custom Case
Motherboards tend to overcompensate for high loads. The flip side of course is that your idle state is receiving less voltage than your load state, so eventually your CPU causes a problem that results in a fatal exception. The scenario where you're fine under full load but crash at idle until you up vCore a smidge is a rather common story because of that.
Particle's First Rule of Online Technical Discussion:
As a thread about any computer related subject has its length approach infinity, the likelihood and inevitability of a poorly constructed AMD vs. Intel fight also exponentially increases.
Rule 1A:
Likewise, the frequency of a car pseudoanalogy to explain a technical concept increases with thread length. This will make many people chuckle, as computer people are rarely knowledgeable about vehicular mechanics.
Rule 2:
When confronted with a post that is contrary to what a poster likes, believes, or most often wants to be correct, the poster will pick out only minor details that are largely irrelevant in an attempt to shut out the conflicting idea. The core of the post will be left alone since it isn't easy to contradict what the person is actually saying.
Rule 2A:
When a poster cannot properly refute a post they do not like (as described above), the poster will most likely invent fictitious counter-points and/or begin to attack the other's credibility in feeble ways that are dramatic but irrelevant. Do not underestimate this tactic, as in the online world this will sway many observers. Do not forget: Correctness is decided only by what is said last, the most loudly, or with greatest repetition.
Rule 3:
When it comes to computer news, 70% of Internet rumors are outright fabricated, 20% are inaccurate enough to simply be discarded, and about 10% are based in reality. Grains of salt--become familiar with them.
Remember: When debating online, everyone else is ALWAYS wrong if they do not agree with you!
Random Tip o' the Whatever
You just can't win. If your product offers feature A instead of B, people will moan how A is stupid and it didn't offer B. If your product offers B instead of A, they'll likewise complain and rant about how anyone's retarded cousin could figure out A is what the market wants.
with an asus motherboard i know that LLC has a major part in what actual voltage is that we almost have no clue of.
i actually have it off so that my idle voltage is high, and when load kicks in the voltage droops rather than overcompensates, so i know that in between idle/load it should be more stable as it changes pstates
in the end it was stable for everything at every pstate, except that damn flash game. it was my roommate who noticed it, since hes the one playing those lame things, and i upped the vid and it never happened again.
2500k @ 4900mhz - Asus Maxiums IV Gene Z - Swiftech Apogee LP
GTX 680 @ +170 (1267mhz) / +300 (3305mhz) - EK 680 FC EN/Acteal
Swiftech MCR320 Drive @ 1300rpms - 3x GT 1850s @ 1150rpms
XS Build Log for: My Latest Custom Case
Even without LLC, that circuit isn't without any form of compensation. All regulated supplies attempt to compensate, just not all do it so aggressively.
Particle's First Rule of Online Technical Discussion:
As a thread about any computer related subject has its length approach infinity, the likelihood and inevitability of a poorly constructed AMD vs. Intel fight also exponentially increases.
Rule 1A:
Likewise, the frequency of a car pseudoanalogy to explain a technical concept increases with thread length. This will make many people chuckle, as computer people are rarely knowledgeable about vehicular mechanics.
Rule 2:
When confronted with a post that is contrary to what a poster likes, believes, or most often wants to be correct, the poster will pick out only minor details that are largely irrelevant in an attempt to shut out the conflicting idea. The core of the post will be left alone since it isn't easy to contradict what the person is actually saying.
Rule 2A:
When a poster cannot properly refute a post they do not like (as described above), the poster will most likely invent fictitious counter-points and/or begin to attack the other's credibility in feeble ways that are dramatic but irrelevant. Do not underestimate this tactic, as in the online world this will sway many observers. Do not forget: Correctness is decided only by what is said last, the most loudly, or with greatest repetition.
Rule 3:
When it comes to computer news, 70% of Internet rumors are outright fabricated, 20% are inaccurate enough to simply be discarded, and about 10% are based in reality. Grains of salt--become familiar with them.
Remember: When debating online, everyone else is ALWAYS wrong if they do not agree with you!
Random Tip o' the Whatever
You just can't win. If your product offers feature A instead of B, people will moan how A is stupid and it didn't offer B. If your product offers B instead of A, they'll likewise complain and rant about how anyone's retarded cousin could figure out A is what the market wants.
Performed extensive sessions with memtest 4.20...
any combo of 4.0GHz and NB over 2600MHz with ram at 1150 or 1200 would cause errors ( test #5 move block) after 20-30 loops...
4.0Ghz & NB 2400MHz with mem 1200 5-5-5-18-30-2T (1.88V) would pass even 50-60 loops...
So i think that the IMC is the thing, not my ram...have 2 sets 1200 ram with Active Cooling, that do fine on other systems or this system @ lower cpu/nb clocks...
990FXA-UD3 | FX8350@4.7Ghz | Asus HD7870 | 2x 4GB Crucial Ballistix Tracer 2050Mhz 8-8-8-22 | AX850W |SSD Vertex3 Max IOPS 120GB | Auzentech Forte + TAPCO-S5
EK Supreme Full-Gold | XSPC RX240 + EX120 | MCP35x | 3x Koolance Blue Led @PWM | Tygon Black 1/2 | Bitspower Compression | @ FM CM690 I
@Barr3l Rid3r
KHX2000C8 (Elpida Hyper MGH-E)
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