Drivers for the Sound Blaster X-Fi Xtreme Audio (SB1040) are below there haven't been any driver updates since 2014.
Creative Sound Blaster X-Fi Xtreme Audio Series Driver
File: XFXA_PCDRV_LB_WIN8_1_05_0001.exe
bb8357b8ed99a21ba087f9850d2af944d582fc0f63702148915d39eaf6483050
Creative Sound Blaster X-Fi Xtreme Audio Series Driver
File: XFXA_PCDRV_LB_1_04_0000.exe
73c9947814377700a1f6fa6a0a73af3a26eab12bb7f3b4cf528173e4ef07f228
- 24-bit/96 kHz recording
- 24-bit/96 kHz 7.1-channel playback
- Signal to Noise Ratio: 100 dB
- Total harmonic distortion + noise: 0.007%
- X-Fi CMSS-3D
Show: Full Specs/Additional configurations
- PCI Express x1 interface
- 24-bit/96 kHz recording
- 24-bit/96 kHz 7.1-channel playback
- Signal to Noise Ratio: 100 dB
- Total harmonic distortion + noise: 0.007%
- X-Fi CMSS-3D
- X-Fi CMSS-3D Surround
- X-Fi CMSS-3D Headphone Expander
- X-Fi CMSS-3D Virtual
- Stereo Surround mode
- X-Fi Crystalizer
- 10-Band, Multi-channel equalizer
- 10-Band graphic equalizer interface
- Supports presets and custom preset
- EAX 4.0 Advanced HD
- EAX 3.0
- EAX 4.0
- 7.1-channel DirectSound 3D positional audio
- Sampling Rates:
- Recording: 8, 11.025, 16, 22.05, 24, 32, 44.1, 48, 96 kHz
- Playback: any up to 96 kHz
- Connections:
- Optical in
- Optical out
- Line out 1
- Line out 2
- Line out 3
- Line out 4
- FlexiJack (Mic & Line in)
- Front panel audio header (internal)
- Power Consumption:
- +12V, nominal current: 255 mA
- +3.3V, nominal current: 290 mA