Low hashrate when mining MUSIC+DECRED

[Ultegra134]

I have x2 R7 260x
the start.bat is:

Code:

setx GPU_FORCE_64BIT_PTR 0
setx GPU_MAX_HEAP_SIZE 100
setx GPU_USE_SYNC_OBJECTS 1
setx GPU_MAX_ALLOC_PERCENT 100
setx GPU_SINGLE_ALLOC_PERCENT 100
EthDcrMiner64.exe -epool eu.mc.minecrypto.pro:7007 -ewal 0xa7386143ce2ef1fed8d3cd1602a7992ff181bc45 -eworker 001 -epsw x -dpool stratum+tcp://dcr.coinmine.pl:2222 -dwal kostas134.1 -dpsw x -dcri 20 -allpools 1 -allcoins 1

Latest log file:
https://pastebin.com/raw/2i9NYi5p

Tried running with both latest drivers and 15.12, results were similar.