Samsung Exynos 5 Dual testing from a Google Nexus 10 running Ubuntu Touch Developer Preview from release day in February. Plus the NVIDIA Tegra 3 Google Nexus 7. Benchmarking by Michael Larabel for a future article on Phoronix.com. All systems running modern Ubuntu Linux. The Nexus 7 and Nexus 10 Ubuntu Linux performance was compared to a variety of other ARM and x86 Ubuntu systems.