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Topic: Claymore's ZCash/BTG AMD GPU Miner v12.6 (Windows/Linux) - page 601. (Read 3839203 times)

legendary
Activity: 2408
Merit: 1004
or better for 470 4gb with hynix memory?
legendary
Activity: 1386
Merit: 1001
I had refused to share my modded rom for a Sapphire Nitro OC RX 480 8gb, but have been asked very politely by several people, soooooooo.......

http://www.filehosting.org/file/details/618115/Sapphire%20RX480%20NitroOC%20low%20watt%20modded%20vbios.rom

This rom should get ~112 Sol/s @55 watts. I don't use Trixx etc, just run it like it is, but of course you can toy with settings if you wish. My goal was highest hashrate at the lowest wattage. If you find it useful, I am not afraid of tips:
BTC 1E56WgKJK4kmaVzwxWYg1wY6iPX1GdipDK
ZLC t1VAvb4hGh8Tj68TUSpq38859yCFUxHVmwK

Do you have anything for the 470 8gb version?

Thanks
hero member
Activity: 635
Merit: 500
I had refused to share my modded rom for a Sapphire Nitro OC RX 480 8gb, but have been asked very politely by several people, soooooooo.......

http://www.filehosting.org/file/details/618115/Sapphire%20RX480%20NitroOC%20low%20watt%20modded%20vbios.rom

This rom should get ~112 Sol/s @55 watts. I don't use Trixx etc, just run it like it is, but of course you can toy with settings if you wish. My goal was highest hashrate at the lowest wattage. If you find it useful, I am not afraid of tips:
BTC 1E56WgKJK4kmaVzwxWYg1wY6iPX1GdipDK
ZLC t1VAvb4hGh8Tj68TUSpq38859yCFUxHVmwK
legendary
Activity: 1894
Merit: 1087
you sir are a mother fucking KING PIN  Cool ty ty ty
sr. member
Activity: 476
Merit: 250
Awesome work again Claymore.

I'm getting 130~140 sol/s across all 9 RX480.

4 of my 290x average about 125 sol/sm, touching 130 sol/s. 3 others give over 130 sol/s, sometimes touch 140 sol/s. Consistent performance difference between the 4 and the 3 at identical clock speeds. All 7 cards have 390x memory controller BIOS mod, the 3 faster cards just all happen to have Hynix RAM and the other 4 Elpida RAM. I was having this same performance difference on older Claymore versions and SilentArmy too. Even though I have tightened the Elpida timings a lot. Can only guess something about the Elpida RAM cards is holding them back. Something other than just plain memory straps Sad

Hi For RX480 what mod are you using besides straps ? Whats your power consumption?
Your results look great.
I have 6 MSI RX480 4G gaming x (hynix) and 7 RX480 reference 8G (Elpida)

No need to mod, I get at 130 to 140 on AMD 480-8gb using these settings:
Core clock - 1350
Core volt - 1135
Mem clock - 2200
Mem volt - 1100

Set target fan speed to max and target temp to 70C.

Still stable enough for gaming.
sr. member
Activity: 308
Merit: 250
My hash rate got boosted a lot yet again!
Gladly paying the devfees
newbie
Activity: 51
Merit: 0
Rx480 4gb
-i 2
Mod bios
135-142 H/s
+- 100 watt
#RigGo'sInOverdrive  Cool
Nice work Claymore  Wink
legendary
Activity: 3808
Merit: 1723
How is the 7950 120 h/s when a 280x is 95 h/s .. A 7950 is a gimped 280x..  Huh

Its because you gotta HACK the BIOS to get 120Sol/s

See my other thread
legendary
Activity: 3808
Merit: 1723
By the way, dont try with a Radeon 6990. IT works but 8 Sol/s in total and uses like 300 Watts.

hero member
Activity: 525
Merit: 500
How is the 7950 120 h/s when a 280x is 95 h/s .. A 7950 is a gimped 280x..  Huh
sr. member
Activity: 476
Merit: 250
Tonga and Pitcairn not working in this release .... only Ellesmere.... Please check that Claymore and thank you for another fine release looking forward to mine with your software

what does that mean?, i m runing 270's 380's doing great now

They are referring to the bug were you have to run the 4xx in a separate window. Look at previous posts; use -di and -mport.
sr. member
Activity: 476
Merit: 250
As I see it, this is miner slower than the "Optiminer/Zcash GPU miner v0.3.1: 175Sol/s R9 Nano, 135S/s R9 290, 120S/s RX470". I have 6 x Sapphire RX480 NITRO OC+ and my  hashrate with Claymore miner is slower :



AMD 480 does 130sols to 140sols with V5.
sr. member
Activity: 405
Merit: 250
So i0 or i1 or i2 all seem the same.

-i does nothing now???
For me there is a difference.

There's a big difference. With -i 0 my 290x can hit 135 Sol/s. With -i 2 it hit's 148 Sol/s. Honestly didn't expect that. Though since I have 3 modded 290x's in a single rig, the fluctations between them all are too wide a margin.

Looks like the best way is to have different -i values for all gpus even if they are exactly the same.
sr. member
Activity: 307
Merit: 250
The only difference i notice, ist that the rx 480 is much faster than the r9 280x for the first time. -i 0 or -i 2 doesn't matter.
Claymore is obviously optimising for the newer cards.
hero member
Activity: 711
Merit: 500
So i0 or i1 or i2 all seem the same.

-i does nothing now???
For me there is a difference.
legendary
Activity: 3808
Merit: 1723
So i0 or i1 or i2 all seem the same.

-i does nothing now???
legendary
Activity: 1470
Merit: 1024
RX 480 = 135 H/s with i2
RX 470 = 120 H/s with i2
RX 460 = 60 H/s with i2

RX 480 = 135 H/s with i0 Gpuz = 103W
RX 470 = 130 H/s with i0 Gpuz = 80W
RX 460 = 55 H/s with i0 Gpuz = 45W

Strap Memory at 1500

No other overclocking done yet.. will be able to push additional 10% to 20%.

Claymore another awesome work...

What are the model of your cards, i2 seems to be working better for me.
hero member
Activity: 924
Merit: 1000
Do you need to set difficulty in .bat file like you do Eth?
Still receiving high latency shares 500ms no matter what pool or port I try. ( seems to happen after first rejected share ).
Located in the U.S.
sr. member
Activity: 546
Merit: 250
It takes a lot to build but not much to lose
Hey,

Any idea why would the card that is on usb riser and in main pci slot(biggest one) perform ~40% worse than other 5 cards? All on usb risers, 6x 480 4gb. First card making 65 while others are all around 120.
On eth, some time ago, it performed like other cards.

Did you reboot the system? sometimes I have that issue . one card just lags even on ETH .. 5 MH while others run at 29MH . Just reboot. Something is funny with driver and the thread gets stuck may be. I reboot using power cut for these instances rather than shutdown regularly. Hard power cut off on should get it kickstarted.
newbie
Activity: 15
Merit: 0
Hey,

Any idea why would the card that is on usb riser and in main pci slot(biggest one) perform ~40% worse than other 5 cards? All on usb risers, 6x 480 4gb. First card making 65 while others are all around 120.
On eth, some time ago, it performed like other cards.
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