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Topic: Cannot get 5830 above ~225 mhash/sec (Read 4721 times)

legendary
Activity: 1344
Merit: 1004
October 17, 2011, 09:39:41 PM
#48
300mh is pretty decent for a 5830, if you want considerable more the clocks has to be in the 1000s

Nice necro brah
sr. member
Activity: 280
Merit: 250
Firstbits: 12pqwk
October 17, 2011, 12:12:19 PM
#47
300mh is pretty decent for a 5830, if you want considerable more the clocks has to be in the 1000s
sr. member
Activity: 294
Merit: 250
September 18, 2011, 02:07:42 AM
#46
wildboy you still watching this thread? Make sure you guiminer is updated. The newest one comes with a new phoenix, and with that comes a new phatk kernel. You had these arguments.

-k phatk VECTORS BFI_INT AGGRESSION=8 FASTLOOP=false WORKSIZE=256

Try these.

-k phatk2 VECTORS AGGRESSION=8

Switches to the new phatk 2.2 kernel. BFI_INT is on by default now, WORKSIZE defaults to the largest your hardware can do (256), and FASTLOOP is off by default as well.

Thanks, i have the current version of guiminer, and i changed the arguments and it seemed to work a little smoother (was jumping back and forth from 298 mhash to 303 mhash, but now it stays between 302-303).
legendary
Activity: 1344
Merit: 1004
September 17, 2011, 09:28:05 PM
#45
wildboy you still watching this thread? Make sure you guiminer is updated. The newest one comes with a new phoenix, and with that comes a new phatk kernel. You had these arguments.

-k phatk VECTORS BFI_INT AGGRESSION=8 FASTLOOP=false WORKSIZE=256

Try these.

-k phatk2 VECTORS AGGRESSION=8

Switches to the new phatk 2.2 kernel. BFI_INT is on by default now, WORKSIZE defaults to the largest your hardware can do (256), and FASTLOOP is off by default as well.
sr. member
Activity: 294
Merit: 250
September 13, 2011, 01:47:06 AM
#44
Not sure how it's a poor mans budget

I spent 100 bucks compared to the 700 you spent, big deal

I had everything except for the card (and a hard drive)

And i spent over $200 on two card, the only reason im not mining with 2 5830's right now is because the person i bought my second card off of forgot to send the 1x to 16x adapter.
sr. member
Activity: 437
Merit: 250
September 13, 2011, 12:29:11 AM
#43
Not sure how it's a poor mans budget

I spent 100 bucks compared to the 700 you spent, big deal

I had everything except for the card (and a hard drive)
sr. member
Activity: 294
Merit: 250
September 12, 2011, 11:42:34 PM
#42
lol i cant help but laugh at a miner on a poormans budget

Why is that funny?
full member
Activity: 182
Merit: 100
September 12, 2011, 11:41:23 PM
#41
lol i cant help but laugh at a miner on a poormans budget
sr. member
Activity: 294
Merit: 250
September 12, 2011, 11:21:25 PM
#40
If I take it much higher it starts to crash leading to lost time


I've only got a 550 watt psu

Yeah, i had to upgrade my 480 watt to a 675.
sr. member
Activity: 437
Merit: 250
September 12, 2011, 10:53:57 PM
#39
If I take it much higher it starts to crash leading to lost time


I've only got a 550 watt psu
sr. member
Activity: 294
Merit: 250
September 12, 2011, 10:49:55 PM
#38
I've got my 5830 (not sure what brand sorry, no markings on it at all, bought from eBay) running at 960/300 doing 295-310MH/s

Sorry, using CGminer 1.6.1

Thats about what mine is running stable (can get more, but i wont be able to do anything else).
sr. member
Activity: 437
Merit: 250
September 12, 2011, 10:41:02 PM
#37
I've got my 5830 (not sure what brand sorry, no markings on it at all, bought from eBay) running at 960/300 doing 295-310MH/s

Sorry, using CGminer 1.6.1
sr. member
Activity: 294
Merit: 250
September 11, 2011, 04:16:51 PM
#36
Changed my 5830 (from a Diamond brand to a Sapphire) and i can overclock much higher and getting higher Mhashes (i can overclock to around 950/300 which gives me around 315 mhash.
full member
Activity: 182
Merit: 100
September 11, 2011, 03:21:12 PM
#35
ATI's CCC is capped at 900 MHz overclock so that card is seriously defective if it can't even make it that high

my sapphire 5830 can make it to 965 with trixx without crashing

try the flags -v -w128 and -f2
dont use ccc. use trixx or afterburner
newbie
Activity: 21
Merit: 0
September 02, 2011, 03:57:55 PM
#34
I recently switched to cgminer 1.6.0 as I noticed an increase in Mh/s and stability. The following command line gets me 430Mh/s from my 5850 and 230Mh/s from 6770:

cgminer -o http://host:port -u x -p x -I 7 --submit-stale

My 5850 is set to 1050/375 @ 1.2V w/ 75% fan.
My 6770's are at 985/300 @1.124v w/ 100% fan.
sr. member
Activity: 294
Merit: 250
September 02, 2011, 09:44:19 AM
#33
dump that junk PSU. as you clock up the 5830 its power draw goes up, and the PSU cant meet it 12v draw. 12v drops. hence, crash. and that psu is probably over rated  by 20-30% anyway, most all generics are.

silverstone, antec, corsair, seasonic, pc power and cooling. any 450+ watt psu by those will be fine, and will actually deliver whats it rated for at real world temps. but get a reputable brand like one on that list. most rosewill and cooler master are not (although a couple got good ratings at johnny guru I think, unsure on that). some use em and it works, for a while at least, but personally I dont trust em.

grab a 650+ if you plan a 2nd card at some point, otherwise 450 or so is good.

once you have a decent PSU you should easily hit 1000+ Mhz on the core.



LOL - my PSU fried the other day, so now i cant mine at all until Tuesday when my other PSU (i bought a cheap 680 watt for now) gets here. Ill see what kind of performance i get out of that.
legendary
Activity: 4354
Merit: 3614
what is this "brake pedal" you speak of?
September 02, 2011, 07:08:30 AM
#32
dump that junk PSU. as you clock up the 5830 its power draw goes up, and the PSU cant meet it 12v draw. 12v drops. hence, crash. and that psu is probably over rated  by 20-30% anyway, most all generics are.

silverstone, antec, corsair, seasonic, pc power and cooling. any 450+ watt psu by those will be fine, and will actually deliver whats it rated for at real world temps. but get a reputable brand like one on that list. most rosewill and cooler master are not (although a couple got good ratings at johnny guru I think, unsure on that). some use em and it works, for a while at least, but personally I dont trust em.

grab a 650+ if you plan a 2nd card at some point, otherwise 450 or so is good.

once you have a decent PSU you should easily hit 1000+ Mhz on the core.

sr. member
Activity: 462
Merit: 250
It's all about the game, and how you play it
August 30, 2011, 12:32:04 AM
#31
I can't find that exact psu anywhere however the currently avilable logisys psu's are only rated for 16a(192w) on the 12v line i can't imagine that one is too different if you have a quad core with a moderate ammount of load on it as well as a 5830 mining they're going to fight over that 12 volt rail, tons of amperage on the 3.3 and 5v rails though  28a(92.4w) on the 3.3v and 36a(180w) on the 5v. they're not lieing about it being a 480w psu it's just designed for older systems where things were more dependent on the 3.3v and 5v rails. unless there's one i can't see that system only has a single pcie slot you'd be fine with a psu like this one http://www.newegg.com/Product/Product.aspx?Item=N82E16817182044
two seperate 12v rails with 15a and 16a respectivly neither the cpu or the gpu will be power hungry
sr. member
Activity: 294
Merit: 250
August 30, 2011, 12:31:37 AM
#30
well my old psu was 450 and i ran 2hdd  2 cards and duocore but couldnt do anything else maybe it time to upgrade psu and get another card haha. this is what replaced mine with its cheap works great for me http://www.newegg.com/Product/Product.aspx?Item=N82E16817182191 it runs 2x 5830s and 1x 5770.
 idk but i think 475watts should be fine for 1 card. 1oo watts for system and 150watts for card seem fine

Yeah, i like Rosewill too - but this one is cheaper and still has good reviews:
http://www.newegg.com/Product/Product.aspx?Item=N82E16817148022

But i noticed yours has 6 SATA, while mine has 4, which i need when as i add more HD's (i have another 1TB coming on Wednesday).
full member
Activity: 182
Merit: 100
August 30, 2011, 12:23:22 AM
#29
well my old psu was 450 and i ran 2hdd  2 cards and duocore but couldnt do anything else maybe it time to upgrade psu and get another card haha. this is what replaced mine with its cheap works great for me http://www.newegg.com/Product/Product.aspx?Item=N82E16817182191 it runs 2x 5830s and 1x 5770.
 idk but i think 475watts should be fine for 1 card. 1oo watts for system and 150watts for card seem fine
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