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1  Alternate cryptocurrencies / Mining (Altcoins) / Re: RX580 Sapphire Nitro+ Micron Memory Bad BIOS Modding Perhaps? on: February 22, 2018, 08:52:03 PM
Hello guys.

First of all, thank you for the great work done here sharing information.

I've bought two brand new  Sapphire RX 580 Nitro + 8GB with Mícron memory chips.

The Mh rate is different in each one of them with the same bios mod.

One of them 31.1 Mh with  Afterburner 4.4.2 parameters like: Core Voltage (mV) = -125; Power Limit (%) = -8; Temp. Limit (ºC) = 65; Core Clock (MHz) = 1175; Memory Clock (MHz) = 2141; Power Consumption = 111 Watts

The other 29.1 Mh with  Afterburner 4.4.2 parameters like: Core Voltage (mV) = -137; Power Limit (%) = -7; Temp. Limit (ºC) = 67; Core Clock (MHz) = 1340; Memory Clock (MHz) = 2250; Power Consumption = 105 Watts

I have another Sapphire RX 580 Nitro + 8GB with Hynix memory chips with astonishing values:
31.5 Mh with  Afterburner 4.4.2 parameters like: Core Voltage (mV) = 0; Power Limit (%) = -7; Temp. Limit (ºC) = 67; Core Clock (MHz) = 1198; Memory Clock (MHz) = 2250; Power Consumption = 105 Watts  Shocked

It's weird but that's the values I got after 1 week tunning the three.

Any comments?

Darkside
2  Alternate cryptocurrencies / Mining (Altcoins) / Re: My RX580 Benchmarking and Results: 30.5Mh/s @ 77.5W (+ 1130MH/s Dcr w/ 125W) on: February 16, 2018, 03:39:59 PM
Hi guys.

I have bought a Sapphire RX 580 8GB with Hynix memory.
After some tweaking arrived at the mirific 30 Mh but for a small amount of time (2 to 3 hours and then "crash").
I' ve configured my card with a Bios mod, running at 92 Watts, 66º Celsius degrees and 28 Mh stable for more than a week (24/7 work).
Did anyone get better hash values with this amount of watts consumed and temperature?



Share your findings.

Thanks. Wink
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