likwid-topology is a command line tool for Linux showing the thread, cache and NUMA topology of compute nodes. likwid-topology supports all X86 processors. It extracts information from the cpuid instruction. NUMA information is queried from the Linux sys filesystem.
likwid-topology shows information about:
Besides the standard tabular view likwid-topology can also output the node topology in ASCII art, allowing a quick overview. You can find a detailed description of likwid-topology in the WIKI. Outputs for a comprehensive collection of multicore architectures are here.
likwid-topology is part of the likwid tool suite. For practical reasons the source of likwid-topology is only available as part of the suite.
Intel Core2 Quad
Intel Nehalem EX
AMD Magny Cours 8 core