Concurrent Programming with Revisions and Isolation Types from Microsoft Research (here) is an approach to concurrent programming looking extremely similar to Sieve C++ (described here, here and here) developed at Codeplay.
How to setup virtual box shared folders to access host data from the Linux OS inside the VM after installing the guest addons; it works, but is very much slower than a real machine.
Intel have released an alpha OpenCL implementation (for X86).
There is also an interesting performance guide, SIGGRAPH slides, noting that transformations to code beneficial on GPU are not optimisations on X86 (e.g. exploitation of hierarchical memory spaces via __local etc).