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Intel Core i3-4030U testing with a LENOVO Lenovo B50-70 and Intel Haswell Mobile 1536MB on Ubuntu 16.04 via the Phoronix Test Suite.
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Processor: Intel Core i3-4030U @ 1.90GHz (4 Cores), Motherboard: LENOVO Lenovo B50-70, Chipset: Intel Haswell-ULT DRAM, Memory: 4096 MB + 8192 MB DDR3-1600MHz, Disk: 250GB Samsung SSD 850, Graphics: Intel Haswell Mobile 1536MB (1000MHz), Audio: Intel Haswell-ULT HD Audio, Network: Realtek RTL8111/8168/8411 + Realtek RTL8723BE PCIe Wireless
OS: Ubuntu 16.04, Kernel: 4.4.0-98-generic (x86_64), Display Server: X Server 1.18.4, Display Driver: intel 2.99.917, OpenGL: 4.3 Mesa 17.0.7, Compiler: GCC 5.4.0 20160609, File-System: ext4, Screen Resolution: 1366x768
Processor Notes: Scaling Governor: intel_pstate powersave
Darktable
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Processor: Intel Core i3-4030U @ 1.90GHz (4 Cores), Motherboard: LENOVO Lenovo B50-70, Chipset: Intel Haswell-ULT DRAM, Memory: 4096 MB + 8192 MB DDR3-1600MHz, Disk: 250GB Samsung SSD 850, Graphics: Intel Haswell Mobile 1536MB (1000MHz), Audio: Intel Haswell-ULT HD Audio, Network: Realtek RTL8111/8168/8411 + Realtek RTL8723BE PCIe Wireless
OS: Ubuntu 16.04, Kernel: 4.4.0-98-generic (x86_64), Display Server: X Server 1.18.4, Display Driver: intel 2.99.917, OpenGL: 4.3 Mesa 17.0.7, Compiler: GCC 5.4.0 20160609, File-System: ext4, Screen Resolution: 1366x768
Processor Notes: Scaling Governor: intel_pstate powersave
Testing initiated at 19 November 2017 00:18 by user root.