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Author Topic: BIOS modding on MSI RX 470 8G  (Read 2799 times)
cleverserge (OP)
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November 16, 2016, 11:50:22 AM
 #1

Hello, Everybody

Has anybody tried to mod the BIOS of the card MSI RX 470 8G? Can it be done using the .rom for 4G Saphire Nitro?
Thanks in advance

Best regards,
Serge
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November 16, 2016, 02:45:08 PM
 #2

Every card has its own bios. So no. You need to be specific with modding bioses. Each has its own bios. So for your msi you need to mod the same card bios.
Use atiflash or gpuz to save bios. And polaris bios editor to change bios. then atiflash to flash the bios.
Or just go to like ether forums and search/ask around for your bios.
doktor83
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November 20, 2016, 05:51:46 PM
 #3

This card has elpida or hynix vram?

SRBMiner-MULTI thread - HERE
http://www.srbminer.com
wdiazyomi
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November 20, 2016, 06:04:41 PM
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This card has elpida or hynix vram?
it is not elpida or hynix, its Micron
doktor83
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November 20, 2016, 06:31:41 PM
 #5

MT51J256M32HF , Micron Technology.
So my question is is it safe to use polaris bios editor and change memory straps ?

SRBMiner-MULTI thread - HERE
http://www.srbminer.com
wdiazyomi
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November 20, 2016, 08:00:36 PM
 #6

MT51J256M32HF , Micron Technology.
So my question is is it safe to use polaris bios editor and change memory straps ?
I copied the timing from 1500 mhz to 2000 mhz and gained very few. my card is up to 23 mh/s mining ethereum
doktor83
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November 20, 2016, 08:35:32 PM
 #7

Hm Hm, with sapphire it goes up to 28mhs on 1150/2050

SRBMiner-MULTI thread - HERE
http://www.srbminer.com
doktor83
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November 21, 2016, 05:56:54 AM
 #8

MT51J256M32HF , Micron Technology.
So my question is is it safe to use polaris bios editor and change memory straps ?

Sorry for that memory vendor you got - terrible luck. I personally would seriously consider taking it back if I got one with Micron, but it's rare they go THAT cheap.

Oh no, luckilly i did not buy this card, a friend of mine got it for a good  price, so i was just considering buying a few pieces, but i suppose its better if i stick to sapphire.

SRBMiner-MULTI thread - HERE
http://www.srbminer.com
go6ooo1212
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December 09, 2016, 11:18:14 PM
 #9

Probably someone could help here - how do I mod the memory straps of Micron - cards(RX4**). The famous polaris bios editor tool does not recognize the memory timings...
Bakery
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January 18, 2017, 10:45:47 AM
 #10

Probably someone could help here - how do I mod the memory straps of Micron - cards(RX4**). The famous polaris bios editor tool does not recognize the memory timings...
do you have the latest one version 1.4.1 it does actually detect dual memory cards.
https://bitcointalk.org/index.php?topic=1679847.0
Oracle1
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June 05, 2017, 12:57:25 PM
 #11

Hi all finally got my rx 470 MSI gaming X 8gb bios open, with Micron memory and I am getting the following values


0:1500 7770000......
0:1625 7770000.....
0:1750 7770000......
0:1875 9990000......
0:2000 9990000......


any help as to which straps to copy where would be awesome.............
doktor83
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June 05, 2017, 07:01:02 PM
 #12

try 1500 -> way up

SRBMiner-MULTI thread - HERE
http://www.srbminer.com
Oracle1
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June 05, 2017, 11:09:11 PM
Last edit: June 06, 2017, 11:34:27 AM by Oracle1
 #13

So copy the 1500 strap into all the higher straps




0:1625 7770000.....
0:1750 7770000......
0:1875 9990000......
0:2000 9990000......


If I copy these timings correctly  am I unlikely to cause a bricking if I have chosen the wrong combination ? If a combination works but it isn't the fastest its simply a matter of testing it and then reflashing the BIOS? eg copying from 1500 up or 1625 up is no more likely to cause a bricking? Or is 1500 up considered more aggressive than 1750 up?
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