ASUS Xonar Essence STX II vs ASUS Xonar Essence STX II 7.1

Comparison of Xonar Essence STX II, Xonar Essence STX II 7.1

19 specifications	A ASUS Xonar Essence STX IIView product	B ASUS Xonar Essence STX II 7.1View product
Audio1 differ
Internal	Yes	Yes
Audio output channelsDiffers	5.1 channels	7.1 channels
Audio quality	24 bit	24 bit
Line-out Signal-to-Noise Ratio (SNR)	124 dB	124 dB
Line-in Signal-to-Noise Ratio (SNR)	118 dB	118 dB
Audio A/D Converter (ADC)	24-bit/192kHz	24-bit/192kHz
Digital-to-Analog Conversion (DAC)	24-bit/192kHz	24-bit/192kHz
Frequency range	10 - 90000 Hz	10 - 90000 Hz
Line-out Total Harmonic Distortion (THD)	0.0003%	0.0003%
Ports & interfacesidentical
Host interface	PCI-E	PCI-E
Line-in	Yes	Yes
Line-out	Yes	Yes
Headphone outputs	1	1
S/PDIF out port	Yes	Yes
Featuresidentical
Dolby technologies	Dolby Digital Live, Dolby Headphone, Dolby Pro-Logic IIx, Dolby Virtual Speaker	Dolby Digital Live, Dolby Headphone, Dolby Pro-Logic IIx, Dolby Virtual Speaker
Cables included	Audio (3.5mm)	Audio (3.5mm)
Softwareidentical
Windows operating systems supported	Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win	Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win
Weight & dimensionsidentical
Depth	168 mm	168 mm
Width	107 mm	107 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.