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Topic: Modified GPU BIOS for Mining - page 4. (Read 31004 times)

member
Activity: 140
Merit: 10
Merit me or don't.
February 23, 2018, 11:46:46 AM
I've just flashed the bios and it goes from 10.5MHs to 12.5MHs, but, i can't modify core and memory clocks with afterburner.
The BIOS I've made by myself with other settings I was getting about 13.5 MHs, but I was running 1300/1950 and this rom is 1150/1875 but without the option of changing those values.

I'm doing something wrong or did you fix them?

Thanks mate!

Tweak your Script.
I locked my afterburner and use the Claymore script to change to the Memory clocks and undervolting.

Everytime I use afterburner it just reverts back to its default.
newbie
Activity: 5
Merit: 0
February 23, 2018, 11:40:11 AM

I've just flashed the bios and it goes from 10.5MHs to 12.5MHs, but, i can't modify core and memory clocks with afterburner.
The BIOS I've made by myself with other settings I was getting about 13.5 MHs, but I was running 1300/1950 and this rom is 1150/1875 but without the option of changing those values.

I'm doing something wrong or did you fix them?

Thanks mate!
full member
Activity: 364
Merit: 106
ONe Social Network.
February 23, 2018, 11:27:49 AM
im looking for bether samsung cryptonight straps than ubermix 3.1, that give significant speedbost on 1150-1200 coreclock, dont want to overclock to 1300+ because of 50% more powerdraw for 100hs

would trade for hynix straps with 940hs @1180core/2080memclock on rx 580




newbie
Activity: 1
Merit: 0
February 22, 2018, 01:55:44 AM
Hello, I'm new to this so any help is welcomed, I'm struggling with moding these roms

1. XFX_580_RX580p8dbd6_samsung-hynix

2. Sapphire_PULSE_RX580_4GB_hynix-elpida.rom
sr. member
Activity: 966
Merit: 359
👉MINING-BIOS.eu💲⛏
February 21, 2018, 04:51:23 AM
What memory speed for these straps?  2000??

thanks

Max stable, check memory errors in HWinfo.
https://mining-bios.eu/guides-and-miners/bios-mod-faqs/
jr. member
Activity: 208
Merit: 3
February 20, 2018, 03:22:51 PM
Does any have a good ROM or timing straps for ASUS Radeon RX-570 ROG Overclocked 4GB GDDR5 Video Card.  It has ELPIDA memory.  Any help is appreciated!!

thanks


Try:
999000000000000022559D0010DE5B4480551312B74C450A00400600750414206A8900A00200312 010112D34A42A3816
or
777000000000000022AA1C00AC615B3CA0550F142C8C1506006004007C041420CA8980A9020004C 01712262B612B3715

Good luck  Wink
newbie
Activity: 5
Merit: 0
February 20, 2018, 06:52:14 AM
Please, could anyone make me a modded bios for my Sapphire Pulse RX560 OC 4GB?
I dit not find anyone on the internet!

Stock rom: https://www.dropbox.com/s/wymi4rd51v5v85g/stock.rom?dl=0

Thanks you so much!
legendary
Activity: 2212
Merit: 1038
February 18, 2018, 11:32:23 AM
i could email it to you if you want it, i dont know how i can upload it to here,i will look into it and will post the bios here today maybe, need to know how
You can use http://www.zippyshare.com/ Just upload it there and post the link.
Thanks  Smiley

Hi, sorry it took a while, but here it is, Sapphire rx550 4GB Micron with 10 CU's; stock bios:
http://www79.zippyshare.com/v/lGcaFMLG/file.html

stock bios it does 280 hash, i put 1250 strap at 1750 strap and put memory at 1850 mhz, and got arround 380 hash.
You can probally do better then this, i tried one strap lower and the card would lockup, but ya, i only tried copy paste lower straps into higher ones.

This "RX 550" is a rebranded RX460 with 6 disabled CU´s and slow RAM,unfortunatily not a Polaris 12 chip  Sad .
But I try to unlock the CU´s: Grin
http://www99.zippyshare.com/v/mz7hrmO5/file.html
If you try it, please report.
Good luck  Wink


Shaders are already unlocked in that bios.


Here I modded the stock bios, test it out. -- Sapphire.RX550.4GB.198111_TEST_BIOS_1875.rom

FANS @ 100%

I think with the unlocked cores it's an RX555.
legendary
Activity: 2212
Merit: 1038
February 18, 2018, 11:28:22 AM
Why don't they make a 16gb card with 4x of these gfx894 chips, it could crush the vega and 1080ti?
sr. member
Activity: 966
Merit: 359
👉MINING-BIOS.eu💲⛏
February 18, 2018, 11:01:01 AM
This "RX 550" is a rebranded RX460 with 6 disabled CU´s and slow RAM,unfortunatily not a Polaris 12 chip  Sad .
But I try to unlock the CU´s: Grin
http://www99.zippyshare.com/v/mz7hrmO5/file.html
If you try it, please report.
Good luck  Wink

Acutally RX550 should be more power efficient it should use better 14nm FinFet fabrication.
RX 550 are pretty good for XMR 400-500H/s if you have good memory.
jr. member
Activity: 208
Merit: 3
February 18, 2018, 08:55:10 AM
i could email it to you if you want it, i dont know how i can upload it to here,i will look into it and will post the bios here today maybe, need to know how
You can use http://www.zippyshare.com/ Just upload it there and post the link.
Thanks  Smiley

Hi, sorry it took a while, but here it is, Sapphire rx550 4GB Micron with 10 CU's; stock bios:
http://www79.zippyshare.com/v/lGcaFMLG/file.html

stock bios it does 280 hash, i put 1250 strap at 1750 strap and put memory at 1850 mhz, and got arround 380 hash.
You can probally do better then this, i tried one strap lower and the card would lockup, but ya, i only tried copy paste lower straps into higher ones.

This "RX 550" is a rebranded RX460 with 6 disabled CU´s and slow RAM,unfortunatily not a Polaris 12 chip  Sad .
But I try to unlock the CU´s: Grin
http://www99.zippyshare.com/v/mz7hrmO5/file.html
If you try it, please report.
Good luck  Wink
legendary
Activity: 2212
Merit: 1038
February 17, 2018, 05:16:39 AM
^^^ Try a different psu with that mod bios or different riser power lines.
newbie
Activity: 5
Merit: 0
February 17, 2018, 05:09:04 AM
Notbatman,

here is the bios for the MSI RX570 8GB ARMOR with Hynix memory.  I can only get 26mh/s per card.  I have 6 cards and all have the same bios.  Running Blockchain driver for Aug 23.  Please see if you can mod this to get up to 29-30 mh/s.  Thank you for your help.

http://s000.tinyupload.com/index.php?file_id=21265115056363326005


Try this, see if it works. -- /1FdSyW]MSIRX570W25X40_TEST_BIOS.rom


Thank you.  I was able to flash the gpus and now getting 27.5 mh/s which is better.  But now the miner shutdown and reboot the whole computer after 10-15 min runtime. So I flashed it back to the original bios which gives 24.5 mh/s.
Probably memory errors... Check HWinfo and lower memory clocks. I haven't look at the bios, but it's probably 24AJ type using the NerdRalph timing, it won't achieve much higher hashrate.


Which program do you use to lower the memory clocks?  Do you mod the bios or use trixx, msi afterburner, wattman, overdriven?  What about adjusting the core voltage?
sr. member
Activity: 966
Merit: 359
👉MINING-BIOS.eu💲⛏
February 15, 2018, 05:10:46 AM
Notbatman,

here is the bios for the MSI RX570 8GB ARMOR with Hynix memory.  I can only get 26mh/s per card.  I have 6 cards and all have the same bios.  Running Blockchain driver for Aug 23.  Please see if you can mod this to get up to 29-30 mh/s.  Thank you for your help.

http://s000.tinyupload.com/index.php?file_id=21265115056363326005


Try this, see if it works. -- /1FdSyW]MSIRX570W25X40_TEST_BIOS.rom


Thank you.  I was able to flash the gpus and now getting 27.5 mh/s which is better.  But now the miner shutdown and reboot the whole computer after 10-15 min runtime. So I flashed it back to the original bios which gives 24.5 mh/s.
Probably memory errors... Check HWinfo and lower memory clocks. I haven't look at the bios, but it's probably 24AJ type using the NerdRalph timing, it won't achieve much higher hashrate.
newbie
Activity: 5
Merit: 0
February 14, 2018, 10:19:58 PM
Notbatman,

here is the bios for the MSI RX570 8GB ARMOR with Hynix memory.  I can only get 26mh/s per card.  I have 6 cards and all have the same bios.  Running Blockchain driver for Aug 23.  Please see if you can mod this to get up to 29-30 mh/s.  Thank you for your help.

http://s000.tinyupload.com/index.php?file_id=21265115056363326005


Try this, see if it works. -- /1FdSyW]MSIRX570W25X40_TEST_BIOS.rom


Thank you.  I was able to flash the gpus and now getting 27.5 mh/s which is better.  But now the miner shutdown and reboot the whole computer after 10-15 min runtime. So I flashed it back to the original bios which gives 24.5 mh/s.
jr. member
Activity: 39
Merit: 2
February 13, 2018, 07:48:47 AM
^^^ The Ethereum DAG is too big with those old cards. They have enough RAM but it's another issue that causes the hashing speed to slow almost in half. ETC has the same issue.

Mine a newer coin with a smaller DAG like MUSIC, UBQ, EXP, PIRL, ELLA, etc. and you'll get 25 MH/s. 30 MH/s with those mining straps.



Thanks for your reply. U think I`ll get good hashrate, like 28-29 mh/s with same settings, on PIRL,MUSIC,etc ?
legendary
Activity: 2212
Merit: 1038
February 12, 2018, 07:18:26 PM
Notbatman,

here is the bios for the MSI RX570 8GB ARMOR with Hynix memory.  I can only get 26mh/s per card.  I have 6 cards and all have the same bios.  Running Blockchain driver for Aug 23.  Please see if you can mod this to get up to 29-30 mh/s.  Thank you for your help.

http://s000.tinyupload.com/index.php?file_id=21265115056363326005


Try this, see if it works. -- MSIRX570W25X40_TEST_BIOS.rom
newbie
Activity: 5
Merit: 0
February 12, 2018, 06:19:36 PM
Notbatman,

here is the bios for the MSI RX570 8GB ARMOR with Hynix memory.  I can only get 26mh/s per card.  I have 6 cards and all have the same bios.  Running Blockchain driver for Aug 23.  Please see if you can mod this to get up to 29-30 mh/s.  Thank you for your help.

http://s000.tinyupload.com/index.php?file_id=21265115056363326005
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