Will test right now.
EDIT: Tried with DSound under HLE and there was no sutter, even if speed is under 100% (Luigi´s Mansion). Tried again with LLE (same backend) (Mario Kart DD): the stutter seems to be gone, but now it sounds like a distorted/cutted echo. Speed more or less near half.
EDIT: Tried with DSound under HLE and there was no sutter, even if speed is under 100% (Luigi´s Mansion). Tried again with LLE (same backend) (Mario Kart DD): the stutter seems to be gone, but now it sounds like a distorted/cutted echo. Speed more or less near half.
Rig 1: Windows 10 Home | AMD A6-1450 @ 600/1000/1400 MHz | AMD Radeon HD Graphics 8250 | 4GB RAM | HP Pavilion TouchSmart 11.
Rig 2: Windows 10 Pro | Intel Core i7-2640M @ 780/2800/3500 MHz | Intel HD 3000 Mobile | 8GB RAM | Dell Latitude 6320.