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3721  Alternate cryptocurrencies / Mining (Altcoins) / Re: Modified GPU BIOS for Mining on: November 11, 2017, 07:51:13 AM


Maybe some day I'll find a 570/580 card with 2250 ram...  but today is not the day. I've noticed the mfg. only put 2000 ram in all the 4gb cards, they save it all for the 8gb cards it seems??


I think none uses 2250 yet...RX570s and 4GB RX580s use 1750, and RX580/8GB use 2000

8GB cards with Hynix go to 2250.

For example this Sapphire Nitro+ Limited Edition RX580-8GB has 2250 Hynix:

   https://www.techpowerup.com/vgabios/191263/sapphire-rx580-8192-170320-1

No, they have STRAPS for 2250, doesn't mean chips inside are 2250 rated...my RX560 Gigabyte cards have 2250 straps too,
card works at 1750, and its already factory OC-ed because chips on board are 1500MHz ones


Even link you posted clearly states "Memory Clock:    2000 MHz"
3722  Alternate cryptocurrencies / Mining (Altcoins) / Re: Modified GPU BIOS for Mining on: November 10, 2017, 11:22:39 PM


Maybe some day I'll find a 570/580 card with 2250 ram...  but today is not the day. I've noticed the mfg. only put 2000 ram in all the 4gb cards, they save it all for the 8gb cards it seems??


I think none uses 2250 yet...RX570s and 4GB RX580s use 1750, and RX580/8GB use 2000

8GB cards with Hynix go to 2250.

For example this Sapphire Nitro+ Limited Edition RX580-8GB has 2250 Hynix:

   https://www.techpowerup.com/vgabios/191263/sapphire-rx580-8192-170320-1

They go to...but they're not rated for that frequency, just happen to work at it.

Absolute champ is Micron rated at 1750 that work at 2230

Real 2250 memory would probably oc to 2400-2500 or even higher
3723  Alternate cryptocurrencies / Mining (Altcoins) / Re: Modified GPU BIOS for Mining on: November 10, 2017, 09:51:01 PM


Maybe some day I'll find a 570/580 card with 2250 ram...  but today is not the day. I've noticed the mfg. only put 2000 ram in all the 4gb cards, they save it all for the 8gb cards it seems??


I think none uses 2250 yet...RX570s and 4GB RX580s use 1750, and RX580/8GB use 2000
3724  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining on: November 10, 2017, 09:41:15 AM

You simply don't make a difference between memory bandwidth bottleneck Smiley

I'm a simple man, I just put memory to 2230MHz and then measure MH/s for various
core frequencies...if theory says it should be no difference...well, something is wrong with
that theory
3725  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining on: November 10, 2017, 05:49:56 AM
Core clock must currently be a minimum of 1225 to *barely* hold 31MH/s consistent. The memory clock I used with my timings was 2200; with the way I did the timings, this memclock is conservative.

EDIT: For the record, this test was not a Claymore run - meaning that if you're using Claymore, your minimum core clock required to achieve 31MH/s (assuming identical memory performance) will be somewhat higher.


Thats similar to micron on rx560...need about 1250MHz core for max hash rate compared to 1100MHz for hynix
Baffins are not limited by core!


Micron one is limited by core, hybix is not (as much)...try to clock it over 2200
3726  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining on: November 09, 2017, 07:24:30 PM
Core clock must currently be a minimum of 1225 to *barely* hold 31MH/s consistent. The memory clock I used with my timings was 2200; with the way I did the timings, this memclock is conservative.

EDIT: For the record, this test was not a Claymore run - meaning that if you're using Claymore, your minimum core clock required to achieve 31MH/s (assuming identical memory performance) will be somewhat higher.


Thats similar to micron on rx560...need about 1250MHz core for max hash rate compared to 1100MHz for hynix
3727  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining 💰 on: November 09, 2017, 02:30:33 PM
@Wolf0

Ahh good to know. That makes it easier to compare then.

I remembered I asked you earlier about how to set up Linux and you said any use any recent kernel and amdgpu drivers and not amdgpu-pro, but you need the OpenCL runtime. Is that is still true now that there is a DAG fix? Is 4.10 a recent enough kernel? How do you get the OpenCL runtime? I read a comment somewhere that you are supposed to install the amdgpu-pro drivers with the '--compute' flag. Is that correct?

I really wanna get Linux setup and running so I can move all my rigs over, but unless I can get it hashing on par with Windows it's not worth it. I managed to get it running with amdgpu drivers but I was getting pre-DAG-fix hash rates, and ended up breaking my install trying to mess with it. I think that had something to do with blacklisting the radeon driver though (the primary GPU in the system is an R9 270).

Also are there any publicly available tools to monitor voltage/clocks/temps/fanspeeds, etc? lmsensors doesn't find anything and conky and grkrellm don't seem to be able to see voltages.

Why not use one of the mining distros that  already have all that?
3728  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining 💰 on: November 09, 2017, 02:13:07 PM
Actually he and greatauror were talking about a specific samsung IC. Although he is no doubt also using a custom kernel whereas everyone else is posting their hashrate reported by claymore in win, so his increases don't necessarily all come from optimized timings.

Like I say I have a few Elpidas and none of mine will even do more than 2020. The lowest 2 only do 1960/1970.

I do benchmarks using Claymore's linux miner for this very reason!


So should I try harder or be happy with 29.7 on elpida?
Card is pretty hot because its in ordinary PC, that probably steals
some hashing power
3729  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining 💰 on: November 09, 2017, 01:33:49 PM
Actually he and greatauror were talking about a specific samsung IC. Although he is no doubt also using a custom kernel whereas everyone else is posting their hashrate reported by claymore in win, so his increases don't necessarily all come from optimized timings.

Like I say I have a few Elpidas and none of mine will even do more than 2020. The lowest 2 only do 1960/1970.

My bad I guess, replied to wrong post a few posts ago Smiley
3730  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining 💰 on: November 09, 2017, 01:17:20 PM

Really? You can't hit 30 with THAT? It's not only the most performant of the ones I've worked on, it's also the one most tolerant to whack settings... What clocks you at, and what timing set?


I'm at 2030MHz, and even default straps, with no changes at all, won't go over 2050 without errors in hwinfo


After bad experience with Hynix version of Gigabyte RX560, it wouldn't surprise me if I'd remove cooler and find
6GHz instead 7GHz chips there...and your lucky 31+ MH/s maybe even have 8GHz chips, so don't judge Cheesy

You think I need luck to get 31MH/s+? With 8Gbps Samsung, I can clear 34MH/s.

We were talking about Elpida, though...I managed to get 16.3MH/s on RX560 with 7GHz micron, I guess thats close to your
34 on 8GHz Samsung Smiley  (relatively speaking, considering is half RX580 in everything)
3731  Alternate cryptocurrencies / Pools (Altcoins) / Re: What just happened with many pools? on: November 09, 2017, 09:04:31 AM
Can confirm its OVH, its actually one of the largest provider in the world and they have fucked up something seriously .
I have few stuff with OVH, everything is in dark atm.

If its power failure, then its not serious bussiness...I mean, how can you
be serious datacenter without backup servers located very far from each other

I think its probably software attack or bug, but they don't want to ruin
reputation by admitting it Smiley
3732  Alternate cryptocurrencies / Pools (Altcoins) / Re: What just happened with many pools? on: November 09, 2017, 07:48:10 AM
It seems its Europe related, I just switched to USA pools and I'm OK now
3733  Alternate cryptocurrencies / Pools (Altcoins) / What just happened with many pools? on: November 09, 2017, 07:44:19 AM
As if ZEC, ETH and many more coins are not mineable atm
3734  Alternate cryptocurrencies / Mining (Altcoins) / Re: RX 560 4GB Ethereum on: November 09, 2017, 07:41:16 AM

Naahh,... I was hoping for more difficult to set miners (sgminer, zavawa,...). Claymore has not enough parameters to tinker with to be a challenge for setting.

True...but I'm more concerned about result than challenge Cheesy
3735  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining 💰 on: November 09, 2017, 07:33:56 AM

Really? You can't hit 30 with THAT? It's not only the most performant of the ones I've worked on, it's also the one most tolerant to whack settings... What clocks you at, and what timing set?


I'm at 2030MHz, and even default straps, with no changes at all, won't go over 2050 without errors in hwinfo


After bad experience with Hynix version of Gigabyte RX560, it wouldn't surprise me if I'd remove cooler and find
6GHz instead 7GHz chips there...and your lucky 31+ MH/s maybe even have 8GHz chips, so don't judge Cheesy
3736  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining 💰 on: November 08, 2017, 10:51:25 PM
Anyone have modded 'edw4032babg' ? (570 4gb elpida)

It's hella common - I've done it several times, but I've not focused extremely hard on it cause it's not one I've got a lot of.

Most of cheap rx 570's come with elpida :-/

My not so cheap Gigabyte Aorus RX580 came with Elpida too...29.7MH/s
3737  Alternate cryptocurrencies / Mining (Altcoins) / Re: RX 560 4GB Ethereum on: November 08, 2017, 07:49:46 PM
Hi everyone,

Would you recomend to buy 6x Sapphire RADEON RX 580 4GB GDDR5 NITRO+ to build a RIG or what is the best AMD GPU ATM?



Its more about memory manufacturer you get, than type of card
3738  Alternate cryptocurrencies / Announcements (Altcoins) / Re: 🌱[ANN] SOIL | Environmental | Agriculture | Smart Contracts | Sustainable on: November 08, 2017, 12:10:02 PM
So why is this coin not worth anything? It's been on the market for a few years now but still the price is damn shitty ..?

because no developer activity or news at all for more than half year?
3739  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining 💰 on: November 08, 2017, 08:51:11 AM
How can I reworke the timings? Where can I read about it?


I just found out Cheesy

https://www.jedec.org/system/files/docs/JESD212C.pdf

(beware, its 158 pages full of highly technical info)

Nope - this won't help you rework the timings; my owner & I released that part AGES ago. OhGodADecode.

You need the specification because you need to look at the format of the mode registers, and there is where you'll find what you wanted to know.

You mean



?
3740  Alternate cryptocurrencies / Mining (Altcoins) / Re: [GUIDE][TUTORIAL][XMR,ETH]How To Mod Bios RX470/570/480/580 VEGA 56/64 Mining 💰 on: November 08, 2017, 08:36:44 AM
How can I reworke the timings? Where can I read about it?


I just found out Cheesy

https://www.jedec.org/system/files/docs/JESD212C.pdf

(beware, its 158 pages full of highly technical info)
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