Sapphire Nitro+ RX 580 4G (Samsung) ~ PBE one click – 1030 h/s

Monero
Scratchpad: 2MB

// gpu: Ellesmere memory:3130

 // compute units: 36

  { "index" : 1,

    "intensity" : 896, "worksize" : 8,

    "affine_to_cpu" : false, "strided_index" : 2, "mem_chunk" : 2,

    "comp_mode" : true

  },

  { "index" : 1,

    "intensity" : 896, "worksize" : 8,

    "affine_to_cpu" : false, "strided_index" : 2, "mem_chunk" : 2,

    "comp_mode" : true

  },

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Yoburtu
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Yoburtu

I can’t overclock. The value in pp_mclk_od don’t change:

[email protected]:~# cat /sys/class/drm/card2/device/pp_sclk_od
0
[email protected]:~# echo “5” > /sys/class/drm/card2/device/pp_sclk_od
[email protected]:~# cat /sys/class/drm/card2/device/pp_sclk_od
0
[email protected]:~# cat /sys/class/drm/card2/device/pp_dpm_sclk
0: 214Mhz
1: 551Mhz
2: 734Mhz
3: 980Mhz
4: 1046Mhz
5: 1098Mhz
6: 1124Mhz
7: 1183Mhz *

I have Ubuntu 16.04:

[email protected]:~# uname -a
Linux galadriel 4.13.0-43-generic #48~16.04.1-Ubuntu SMP Thu May 17 12:56:46 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux