Hi
i have 8*MSI p106-100 6GB (The P106-100 is based on the Nvidia GP106 GPUGeForce GTX 1060) which using Hynix RAM

as default hash rate was 20Mh then i have try many times to overclock and stable hash rate are 22 for each CARD with this MSI afterburner ...
Memory clock: 192
if i increase Memory clock for example to 300 or 400 hash rate will increase to 23-24 ... after few minute mining will be crashed...
but
i saw in youtube in SAME model card people getting 24- 25 Mh
here my MSI afterburner screenshot
https://www.imageupload.co.uk/images/2018/01/02/ScreenShot2018-01-03at3.18.06AM.pnghow i can increase our hash rate ?