High-Speed Networking Features
High-speed networking features include TCP Chimney Offload, Virtual Machine Chimney, Virtual Machine Queue, receive-side scaling, and Network Direct Memory Access (NetDMA). These features can improve network and operating system performance, and are available in Windows Server® 2008 R2. TCP Chimney Offload, receive-side scaling, and NetDMA are also available in Windows Server® 2008.
Networking Deployment Guide: Deploying High-speed Networking Features provides a conceptual overview, deployment instructions, and monitoring information for high-speed networking features.