Header Data Split

The header-data split feature improves network performance by splitting the headers and data in received Ethernet frames into separate buffers. The feature is disabled by default and can be enabled in the Advanced tab (Performance Options) from the Properties window.

For further information, please refer to the MSDN library:
http://msdn.microsoft.com/en-us/library/windows/hardware/ff553723(v=VS.85).aspx