gmp Intel Core i7-5557U testing with a Intel NUC5i7RYB and Intel Broadwell-U on Clear Linux 170 via the Phoronix Test Suite. old-gmp: Processor: Intel Core i7-5557U @ 3.10GHz (4 Cores), Motherboard: Intel NUC5i7RYB, Chipset: Intel Broadwell-U-OPI, Memory: 16384MB, Disk: 120GB INTEL SSDSC2BW12, Graphics: Intel Broadwell-U (1100MHz), Audio: Intel Broadwell-U Audio, Network: Intel Connection + Intel Wireless 7265 OS: Clear Linux 170, Kernel: 4.5.0-192.native (x86_64), Display Driver: intel 2.99.917, Compiler: GCC 5.3.0 + Clang 3.8.0 + LLVM 3.8.0, File-System: ext4, Screen Resolution: 1024x768 new-gmp: Processor: Intel Core i7-5557U @ 3.10GHz (4 Cores), Motherboard: Intel NUC5i7RYB, Chipset: Intel Broadwell-U-OPI, Memory: 16384MB, Disk: 120GB INTEL SSDSC2BW12, Graphics: Intel Broadwell-U (1100MHz), Audio: Intel Broadwell-U Audio, Network: Intel Connection + Intel Wireless 7265 OS: Clear Linux 170, Kernel: 4.5.0-192.native (x86_64), Display Driver: intel 2.99.917, Compiler: GCC 5.3.0 + Clang 3.8.0 + LLVM 3.8.0, File-System: ext4, Screen Resolution: 1024x768 GMPbench 0.2 Total Time GMPbench Score > Higher Is Better old-gmp . 4208.70 |============================================================ new-gmp . 4167.60 |===========================================================