I have uploaded Linux build again, please use it, it must write "b737" in the log at the beginning which means latest build number.
Linux CentOS 7.6 + GTX 1060 (Driver : 410.48):
v12.0 : 19.9 Mh/s
v14.6 original : 19.2 Mh/s
v14.6 updated : 20.2 Mh/s
Thanks.