Debian 8.4 OPM Compilers Intel Xeon E5-2687W v3 testing with a MSI X99S SLI PLUS (MS-7885) v1.0 and AMD FirePro V7900 2048MB on Debian 8.4 via the Phoronix Test Suite. GCC 4.9.2: Processor: Intel Xeon E5-2687W v3 @ 3.50GHz (20 Cores), Motherboard: MSI X99S SLI PLUS (MS-7885) v1.0, Chipset: Intel Haswell-E DMI2, Memory: 16384MB, Disk: PNY CS1211 120GB + 80GB INTEL SSDSCKGW08, Graphics: AMD FirePro V7900 2048MB, Audio: Intel Wellsburg HD Audio, Monitor: ASUS PB278, Network: Intel Connection OS: Debian 8.4, Kernel: 3.16.0-4-amd64 (x86_64), Desktop: GNOME Shell 3.14.4, Display Server: X Server 1.16.4, Display Driver: radeon 7.5.0, OpenGL: 3.3 Mesa 10.3.2 Gallium 0.4, Compiler: GCC 4.9.2, File-System: ext4, Screen Resolution: 2560x1440 GCC 4.8.4: Processor: Intel Xeon E5-2687W v3 @ 3.50GHz (20 Cores), Motherboard: MSI X99S SLI PLUS (MS-7885) v1.0, Chipset: Intel Haswell-E DMI2, Memory: 16384MB, Disk: PNY CS1211 120GB + 80GB INTEL SSDSCKGW08, Graphics: AMD FirePro V7900 2048MB, Audio: Intel Wellsburg HD Audio, Monitor: ASUS PB278, Network: Intel Connection OS: Debian 8.4, Kernel: 3.16.0-4-amd64 (x86_64), Desktop: GNOME Shell 3.14.4, Display Server: X Server 1.16.4, Display Driver: radeon 7.5.0, OpenGL: 3.3 Mesa 10.3.2 Gallium 0.4, Compiler: GCC 4.8.4 + Clang 3.9.0-svn267293-1~exp1, File-System: ext4, Screen Resolution: 2560x1440 Open Porous Media Git OPM Benchmark: Flow MPI Norne - Threads: 1 Seconds < Lower Is Better GCC 4.9.2 . 1573.00 |========================================================== GCC 4.8.4 . 1584.44 |========================================================== Open Porous Media Git OPM Benchmark: Flow MPI Norne - Threads: 2 Seconds < Lower Is Better GCC 4.9.2 . 925.53 |=========================================================== GCC 4.8.4 . 925.67 |=========================================================== Open Porous Media Git OPM Benchmark: Flow MPI Norne - Threads: 4 Seconds < Lower Is Better GCC 4.9.2 . 675.05 |======================================================= GCC 4.8.4 . 725.19 |=========================================================== Open Porous Media Git OPM Benchmark: Flow MPI Norne - Threads: 8 Seconds < Lower Is Better GCC 4.9.2 . 537.27 |===================================================== GCC 4.8.4 . 599.25 |=========================================================== Open Porous Media Git OPM Benchmark: Flow MPI Norne - Threads: 16 Seconds < Lower Is Better GCC 4.9.2 . 527.83 |=========================================================== GCC 4.8.4 . 527.67 |===========================================================