Processor Intel Celeron 2957U testing with a ASUS UN42 and Intel Haswell-ULT IGP on Ubuntu 14.04 via the Phoronix Test Suite. compress-7zip: Processor: Intel Celeron 2957U @ 1.40GHz (2 Cores), Motherboard: ASUS UN42, Chipset: Intel Haswell-ULT DRAM, Memory: 2048MB, Disk: 32GB HFS032G3AMNB-220, Graphics: Intel Haswell-ULT IGP, Audio: Intel Haswell-ULT HD Audio, Network: Realtek RTL8111/8168/8411 + Qualcomm Atheros QCA9565 / AR9565 OS: Ubuntu 14.04, Kernel: 3.16.0-45-generic (x86_64), Display Driver: intel 2.99.914, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080 pbzip2: Processor: Intel Celeron 2957U @ 1.40GHz (2 Cores), Motherboard: ASUS UN42, Chipset: Intel Haswell-ULT DRAM, Memory: 2048MB, Disk: 32GB HFS032G3AMNB-220, Graphics: Intel Haswell-ULT IGP, Audio: Intel Haswell-ULT HD Audio, Network: Realtek RTL8111/8168/8411 + Qualcomm Atheros QCA9565 / AR9565 OS: Ubuntu 14.04, Kernel: 3.16.0-45-generic (x86_64), Display Driver: intel 2.99.914, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080 7-Zip Compression 9.20.1 Compress Speed Test MIPS > Higher Is Better compress-7zip . 3167 |========================================================= Parallel BZIP2 Compression 1.1.6 256MB File Compression Seconds < Lower Is Better pbzip2 . 41.56 |===============================================================