有用X-Fi系列音效卡的朋友，下面這個非官方驅動試用後音質不錯喔
(我的是Dell Oem X-fi Music，進drivers子資料夾setup)

PAX PICE X-Fi Titanium Win 7 V1.30
http://www.driverheaven.net/youp-pa...-7-v1-30-a.html
Supported cards:
PCIE Titanium
Supported OS:
Windows 7 Only!
Based on: XFTI_W7DRVBETA_US_2_17_0007.exe