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for Windows 7 in Google.
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The Intel(R) 82566DM-2 Gigabit Network Connection drivers package allows users to install the required drivers for the 82566DM-2 Gigabit Network Connection Adapter made by Intel Corporation.
The supported operating systems are : Windows 2003 (32 bit and 64 bit), Windows Vista (32 bit and 64 bit) and Windows 7 (32 bit and 64 bit).