Signatum sp-mod #1.
Signatum sp-mod #2 has reported 54MHASH by a user on the 1080ti.
The card is pulling 300w on hashrates above 50, so it's perhaps bether to reduce the tdp and save some power.
how a can get sp-mod #2 for test on GTX Titan Xp ?
0.05BTC donation and you will get it.