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Topic: Unofficial "High MHash"/"Best Settings" GPU Comparision Thread - page 3. (Read 30211 times)

-ck
legendary
Activity: 4088
Merit: 1631
Ruu \o/
Sapphire radeon 7970 on air, cgminer 2.4.1, default cgminer settings (which work out to -v 1 -w 64 -k poclbm) Cool:

GPU 0:  74.0C 3027RPM | 734.9/735.6Mh/s | A:445 R:3 HW:0 U: 10.51/m I:11

73.0 C  F: 52% (2929 RPM)  E: 1230 MHz  M: 1080 Mhz  V: 1.170V  A: 99% P: 5%

Ambient temp ~17 C. AMD driver 8.921 AMD OpenCL SDK 2.6 on debian linux stable 64 bit.

(note fan speed looks slightly different because GPU status line taken a few seconds later).
full member
Activity: 182
Merit: 100
roundhouseminer
For now 1.024V 850Mhz Core runs all good.
5850 MSI two cards, each arround 330Mh/s
full member
Activity: 182
Merit: 100
roundhouseminer


What did you undervolt it to?
From 1.088 to 1.037 Mining and Gaming runs smooth.
hero member
Activity: 560
Merit: 500
Ad astra.
Card Manufacturer: AMD
Card Model Number: 5850
Card OEM: msi (Reference)
MHash per Second: 400
Core Clock: 850
Memory Clock: 560
Average Operating Temperature: 72 and 77°C
Ambient Temperature: 18°
Fan Speed: 40 and 42%, org AMD Design
Host OS: W7 x64
Driver Version: 12.3
Mining Program: Stan.openCLminer
Command Line Flags/GUIminer Settings: -v -w 128
(Optional) Watts Drawn While Mining: ?
(Optional) Other Information: Undervoltet


What did you undervolt it to?
full member
Activity: 182
Merit: 100
roundhouseminer
Card Manufacturer: AMD
Card Model Number: 5850
Card OEM: msi (Reference)
MHash per Second: 400
Core Clock: 850
Memory Clock: 560
Average Operating Temperature: 72 and 77°C
Ambient Temperature: 18°
Fan Speed: 40 and 42%, org AMD Design
Host OS: W7 x64
Driver Version: 12.3
Mining Program: Stan.openCLminer
Command Line Flags/GUIminer Settings: -v -w 128
(Optional) Watts Drawn While Mining: ?
(Optional) Other Information: Undervoltet


hero member
Activity: 560
Merit: 500
Ad astra.

Updated. Kept the other 6950 due to it having locked shaders.


That would be expected! I should have posted with the same clocks to compare locked/unlocked more accurately. With the multitude of 6950 models, this list needs a 1GB version too.

There was one posted by bitlane on the first page, but it had the same MH/s as his non-1GB model, so I didn't think it worth adding. Memory size is effectively irrelevant to hashing power, so unless it affects necessary settings, I don't think it would be necessary to differentiate, but I've never had personal experience, so enlighten me if there are any significant differences with regard to mining.
legendary
Activity: 2408
Merit: 1009
Legen -wait for it- dary

Updated. Kept the other 6950 due to it having locked shaders.


That would be expected! I should have posted with the same clocks to compare locked/unlocked more accurately. With the multitude of 6950 models, this list needs a 1GB version too.
hero member
Activity: 560
Merit: 500
Ad astra.
A mean of what data set? The wiki?

Whatever you decide is a useful and valid data source. I would take just the submissions in this thread. That way you can ask questions to the submitters about the some settings that you cannot do via Wiki.

Hmm. I'm not sure I have enough data here for anything meaningful. If I see a result off from the norm, though, I'll definitely query more closely.

Updated. Kept the other 6950 due to it having locked shaders.
legendary
Activity: 2408
Merit: 1009
Legen -wait for it- dary
Card Manufacturer: AMD
Card Model Number: HD695A-CNFC (6950)
Card OEM: XFX (Reference)
MHash per Second: 423
Core Clock: 935
Memory Clock: 1000
Average Operating Temperature: 50°
Ambient Temperature: 22.2°
Fan Speed: Water
Host OS: W7 x64
Driver Version:
Mining Program: CGminer
Command Line Flags/GUIminer Settings: I-8
(Optional) Watts Drawn While Mining: ?
(Optional) Other Information: Unlocked Shaders, stock voltage
full member
Activity: 238
Merit: 100
★YoBit.Net★ 350+ Coins Exchange & Dice
A mean of what data set? The wiki?

Whatever you decide is a useful and valid data source. I would take just the submissions in this thread. That way you can ask questions to the submitters about the some settings that you cannot do via Wiki.
hero member
Activity: 560
Merit: 500
Ad astra.
I have 13 diamond 5970's from newegg

linuxcoin final
cgminer 2.0.7
engine 800 mem 300 stock voltage 1.05
700 mh/s
stock cooler with replaced TIM(shin-etsu) and phobya thermal pads

2 on water with EK blocks in windows
830/300 stock voltage
750 mh/s
cgminer 2.3.2

8 5870's from ben's outlet

6 on air with linuxcoin as above
900/300 1.125v
400 mh/s

2 on water
900/300 - so far they won't go higher even though their temps are like 35c these cards are solid, but won't go past 900 and won't undervolt either
400 mh/s

Temps? (If you want to make it easy, you can use the template in the OP)

2x on water.

Card Manufacturer: AMD
Card Model Number: 7970
Card OEM: Diamond
MHash per Second: 729
Core Clock: 1225
Memory Clock: 625
Average Operating Temperature: 56C
Ambient Temperature: Unknown, between 80-90F
Fan Speed: N/A watercooled
Host OS: Windows 7 x64
Driver Version: 12.3
Mining Program: Diablominer
Command Line Flags/GUIminer Settings: -v1 -w256
(Optional) Watts Drawn While Mining: 238W
(Optional) Other Information: Watts Drawn is measured from no-card idle load system

Updated. Those are some impressive numbers.

I agree, that would be ideal. Unfortunately, I doubt there is any consensus on what a "typically obtainable" core overclock is, and I do not personally know enough to determine one, so I decided to leave it to the judgement of the submitter. If there is a resource I could use to obtain "reasonable overclocks", though, please share it; I would be glad to change the guidelines as such.

Perhaps a mean with a variance would be more helpful here.

A mean of what data set? The wiki?
full member
Activity: 238
Merit: 100
★YoBit.Net★ 350+ Coins Exchange & Dice
I agree, that would be ideal. Unfortunately, I doubt there is any consensus on what a "typically obtainable" core overclock is, and I do not personally know enough to determine one, so I decided to leave it to the judgement of the submitter. If there is a resource I could use to obtain "reasonable overclocks", though, please share it; I would be glad to change the guidelines as such.

Perhaps a mean with a variance would be more helpful here.
full member
Activity: 238
Merit: 100
★YoBit.Net★ 350+ Coins Exchange & Dice
2x on water.

Card Manufacturer: AMD
Card Model Number: 7970
Card OEM: Diamond
MHash per Second: 729
Core Clock: 1225
Memory Clock: 625
Average Operating Temperature: 56C
Ambient Temperature: Unknown, between 80-90F
Fan Speed: N/A watercooled
Host OS: Windows 7 x64
Driver Version: 12.3
Mining Program: Diablominer
Command Line Flags/GUIminer Settings: -v1 -w256
(Optional) Watts Drawn While Mining: 238W
(Optional) Other Information: Watts Drawn is measured from no-card idle load system
hero member
Activity: 535
Merit: 500
I have 13 diamond 5970's from newegg

linuxcoin final
cgminer 2.0.7
engine 800 mem 300 stock voltage 1.05
700 mh/s
stock cooler with replaced TIM(shin-etsu) and phobya thermal pads

2 on water with EK blocks in windows
830/300 stock voltage
750 mh/s
cgminer 2.3.2

8 5870's from ben's outlet

6 on air with linuxcoin as above
900/300 1.125v
400 mh/s

2 on water
900/300 - so far they won't go higher even though their temps are like 35c these cards are solid, but won't go past 900 and won't undervolt either
400 mh/s



member
Activity: 85
Merit: 10
As I read these 500+ Mhash with 1090Mhz numbers I gotta say "man I was stupid to buy that xfx card back in the day. Even more so when I knew I'd try to oc the hell out of it eventually". I got 955mhz core, 300mhz ram with bamt 0.5 @ 438Mhash/s. btw the power draw delta from idle is 143w(wall). My PSU is under this load around 90-91% efficient.
sr. member
Activity: 369
Merit: 250
Just wanted to say the 5970 at 775mhz core 300 mhz memory and 1.02v works well, thanks for the suggestion, sapphire 5850 runs at these clocks fine as well. This definitely looks like this may be my summer clocks. Am pulling 911 watts right now with two 5970 and two 5850. 2102mhash using bamt

Glad I could help Smiley
hero member
Activity: 560
Merit: 500
Ad astra.
Alright. Main post has been updated, with new regulations limiting core clock to 100 MHz or 20%, whichever is lower, above reference stock. That seemed a fair way to limit clocks that could be applied to any card, wouldn't allow insane overclocks, and requires no judgement on my part. As always, suggestions, corrections, etc. are always welcome.

The smaller of +100Mhz or +20% is +100Mhz in all cases, you would need core clock under 500MHz for the 20% rule to take effect. "Running stable for 24 hrs" etc doesn't matter because these are easy overclocks, you just want to run the miner until it has results at least xxx.xMhash/s stable accuracy.

100 MHz was the intent, yes. I simply included the 20% to ward off the inevitable obscure low-clocked (perhaps laptop) GPU for which 100 MHz is not an easily obtainable overclock. Running 24hrs stable is in there for the same reason, even though I agree it is somewhat redundant.

Isokivi, that is an excellent overclock, but it does not meet the guidelines. (Core clock too high) I do apologize if my example misled you; it was created before the edit and has now been updated.
hero member
Activity: 910
Merit: 1000
Items flashing here available at btctrinkets.com
Card Manufacturer: AMD
Card Model Number: HD 5870
Card OEM: ATI
MHash per Second: 458MHS
Core Clock: 1010MHZ
Memory Clock: 294MHZ
Average Operating Temperature: 62C
Ambient Temperature: 22C
Fan Speed: 50%
Host OS: Bamt 0.5
Driver Version: 11.6 and SDK 2.4
Mining Program: Phoenix
Command Line Flags/GUIminer Settings:  BFI_INT VECTORS, FASTLOOP=false AGGRESSION=10
Watts Drawn While Mining: Unknown
Other Information: kernel  phatk2, core voltage 1.7
Record stable uptime at current settings 8d (and counting).

That can't be your GPU voltage, or it would be a smoky pile of smoke. Plus, see edited original post and above for new GPU MHz to benchmark at, so we can measure who's the best at tweaking their mining software.

You are correct, theres a typo in there the correct core voltage is 1.17
I also should propably mention that the stock fans have been replaced with Arctic coolings Accelero Extreme.
legendary
Activity: 1344
Merit: 1004
Card Manufacturer: ATI
Card Model Number: 5870
Card OEM: Asus
MHash per Second: 504.3-504.5 MH/s
Core Clock: 1090 Mhz
Memory Clock: 205 Mhz
Voltage: 1.200v
Average Operating Temperature: Varies. Usually Ambient + 38c
Ambient Temperature: Varies. Sits outside. Currently 8c as I type this.
Fan Speed: Dedicated 60mm delta FFB0612EHE @ 100%
Host OS: Win7 x64
Driver Version: 11.12 CAT
SDK Runtime Version: 2.1
Mining Program: Phoenix 2.0 Beta RC1
Command Line Flags/GUIminer Settings: phatk2, AGGRESSION=14, VECTORS=true, BFI_INT=true, WORKSIZE=128
Other Information: Stable for 1 month so far. Will reduce speed/volts as spring temperatures increase.
full member
Activity: 196
Merit: 100
Web Dev, Db Admin, Computer Technician
Maybe he was just following BinaryMages example and hadn't read the "Edit" paragraph. Wink
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