hi,
summer is coming,
i have 4 reference vega 56 with stock bios.
In order to lower the heat and reduce the noise, what should i do ?
flash them with 64 bios ?
which ppt should i use ?
today, i use my vegas with stock bios and 1100MHz HBM @ 905mV power play table
and i have this perf
[2019-05-05 23:48:35] GPU 0 [62C, fan 70%] cnr: 1.839kh/s, avg 1.843kh/s, pool 1.912kh/s a:76 r:1 hw:0
[2019-05-05 23:48:35] GPU 1 [57C, fan 66%] cnr: 1.855kh/s, avg 1.843kh/s, pool 1.258kh/s a:50 r:0 hw:0
[2019-05-05 23:48:35] GPU 2 [59C, fan 71%] cnr: 1.836kh/s, avg 1.834kh/s, pool 1.987kh/s a:79 r:1 hw:0
[2019-05-05 23:48:35] GPU 3 [61C, fan 70%] cnr: 1.840kh/s, avg 1.847kh/s, pool 1.887kh/s a:75 r:2 hw:0
[2019-05-05 23:48:35] Total cnr: 7.370kh/s, avg 7.365kh/s, pool 7.043kh/s a:280 r:4 hw:0
and 718w at wall
thanks fot help
Maybe you need diffrent OS

I also have rig with 4 reference Vega 56 (flashed with 64 bios).
Here my best results with diffrent OS and BIOS:
TeamRedMiner 0.4.4 under win 10 19.3.2 PPT Mem_P3=1100;850 GPU_P7=1300;850
4xVega 56(Vega 64 bios)
core 1300mHz/850mV memory 1100mHz/850mV
8.126kh/s @ 780W from wall
TeamRedMiner 0.4.4 under MMP OS 2 (Ubuntu)
4xVega 56(Vega 64 bios)
core 1300mHz/850mV memory 1100mHz/850mV
8.726kh/s @ 720W from wall
TeamRedMiner 0.4.4 under MMP OS 2 (Ubuntu)
4xVega 56(stock bios)
core 1200mHz/850mV memory 910mHz/850mV
7.760kh/s @ 640W from wall