oclhashcat 21 speed reduction

[atom]

please paste speed of v0.18 with this command:

oclHashcat.exe example.hash -1 ?l?d ?1?1?1?1 ?1?1?1?1 -n 8

and of v0.21 with this command:

oclHashcat.exe example.hash -1 ?l?d ?1?1?1?1 ?1?1?1?1 -n 8 --gpu-loops 1024