Supported operating system:

Windows 8 32-bit
Windows 8 64-bit
Windows 8.1 32-bit
Windows 8.1 64-bit
Windows Server 2012 64-bit
Windows Server 2012 R2 64-bit

Release note:
Not available

Supported Devices:
Killer E2500 Gigabit Ethernet Controller
Killer E2600 Gigabit Ethernet Controller
Killer E3000 2.5 Gigabit Ethernet Controller
Realtek Gaming 2.5GbE Family Controller