hpmickey Intel Core 2 Duo E8500 testing with a ASUS P5K SE and MSI NVIDIA GeForce GT 730 1024MB on Fedora 23 via the Phoronix Test Suite. c2d-e8500/c-ray: Processor: Intel Core 2 Duo E8500 @ 3.16GHz (2 Cores), Motherboard: ASUS P5K SE, Chipset: Intel 82G33/G31/P35/P31 + ICH9, Memory: 1024 MB + 512 MB + 1024 MB + 512 MB DDR2-667MHz, Disk: 120GB INTEL SSDSC2CW12 + 1000GB Seagate ST1000DM003-1CH1, Graphics: MSI NVIDIA GeForce GT 730 1024MB (1006/2505MHz), Audio: Realtek ALC883, Network: Qualcomm Atheros Attansic L1 Gigabit OS: Fedora 23, Kernel: 4.8.13-100.fc23.x86_64 (x86_64), Desktop: GNOME Shell 3.18.5, Display Server: X Server 1.18.3, Display Driver: NVIDIA 375.26, OpenGL: 4.4.0, Vulkan: 1.0.24, Compiler: GCC 5.3.1 20160406 + Clang 3.7.0 + LLVM 3.7.0, File-System: ext4, Screen Resolution: 1680x1050 c2d-e8500/dcraw: Processor: Intel Core 2 Duo E8500 @ 3.16GHz (2 Cores), Motherboard: ASUS P5K SE, Chipset: Intel 82G33/G31/P35/P31 + ICH9, Memory: 1024 MB + 512 MB + 1024 MB + 512 MB DDR2-667MHz, Disk: 120GB INTEL SSDSC2CW12 + 1000GB Seagate ST1000DM003-1CH1, Graphics: MSI NVIDIA GeForce GT 730 1024MB (1006/2505MHz), Audio: Realtek ALC883, Network: Qualcomm Atheros Attansic L1 Gigabit OS: Fedora 23, Kernel: 4.8.13-100.fc23.x86_64 (x86_64), Desktop: GNOME Shell 3.18.5, Display Server: X Server 1.18.3, Display Driver: NVIDIA 375.26, OpenGL: 4.4.0, Vulkan: 1.0.24, Compiler: GCC 5.3.1 20160406 + Clang 3.7.0 + LLVM 3.7.0, File-System: ext4, Screen Resolution: 1680x1050 C-Ray 1.1 Total Time Seconds < Lower Is Better c2d-e8500/c-ray . 79.91 |====================================================== dcraw RAW To PPM Image Conversion Seconds < Lower Is Better c2d-e8500/dcraw . 128.53 |=====================================================