Here's the slides from my second talk, which is a deep technical dive into both how the usNIC technology works, and how we use that technology in the BTL plugin that we wrote for Open MPI (which is upstream starting with Open MPI v1.7.3).
Here's the video for my talk; the standalone slides are below:
Although some of the slides in this presentation were also used in my Madrid EuroMPI'13 presentation about usNIC, this presentation includes both updated performance numbers and much deeper technical detail than I previously provided.