Intel Thunderbolt Software Version 3.0.19.150 WHQL. - This download record provides firmware and drivers for the Thunderbolt technology. Although Intel currently holds a monopoly on Thunderbolt-capable controllers, the tech is actually available in several flavors. Supported OS: Windows 7, Windows 8, Windows 8.1.

Supported Operating Systems
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  Windows* 7   32-bit
  Windows  7   64-bit
  Windows  8.1 64-bit

Supported Thunderbolt Controllers
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  L5000 Series        (Tested with NVM rev 26)
  L5110 Series        (Tested with NVM rev 9)

Changes:
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Version 3.0.19
  -  SW supports hosts with multiple Thunderbolt controllers.
  -  This SW package no longer supports the L4000 controller series. For support of L4000
     controllers please use SW package 2.5.7.

Intel Thunderbolt Controller drivers 3.0.19.150 WHQL