C-Ray continues to perform very nicely when built under GCC 4.7.
Ending on an unfortunate note, there appears to be some serious regression within the Smallpt workload using this Ubuntu 12.10 snapshot from the end of July.
More PandaBoard ES benchmarks from Ubuntu 12.10 will come once the switch has been made to the Linux 3.5 kernel.
If you're interested in ARM Linux performance, be sure to check out the 12-Core ARM Cluster Benchmarked Against Atom, Ivy Bridge, Fusion and Building A 96-Core Ubuntu ARM Solar-Powered Cluster articles from earlier this summer.
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