Help with audio streaming

hi,

i got this issue : audio streaming problem. After pushing play in Cubase 8 Pro it takes like one second delay.

Drivers - up to date. I have tried all possible things to solve this issue - without any luck. Anyone got the similar problem or if there is already existing post please link me there.

Loving Cubase 8 Pro but i am solving this issue already 10 days without any luck.

Thank you so much for anyones help

Setup:

Soudcard: RME: HDSPe AIO (Pci)

Windows 7 64 bit
Intel Core i7-4790S
Seagate Barracuda 7200.14 2000GB s Advanced Format
GIGABYTE H97-HD3
Kingston 16GB KIT DDR3 1866MHz CL9 HyperX Savage Series
GIGABYTE N210SL-1GI
SSD Samsung 840 EVO 500GB
Corsair RM550
Cooler Master Centurion Silencio 452
NOCTUA NH-L9i (CT255r2c)