Dell Intel Core 2 Duo E4400 testing with a Dell 0KP561 and XFX AMD Radeon HD 6670/7670 2048MB on Ubuntu 14.04 via the Phoronix Test Suite. Open Source Driver: Processor: Intel Core 2 Duo E4400 @ 2.00GHz (2 Cores), Motherboard: Dell 0KP561, Chipset: Intel 82G33/G31/P35/P31 + ICH7, Memory: 4096MB, Disk: 160GB Seagate ST3160815AS + 100GB Western Digital WD1000BEVS-2, Graphics: XFX AMD Radeon HD 6670/7670 2048MB, Audio: Analog Devices AD1984, Monitor: SE40FH03, Network: Broadcom NetLink BCM5787 Gigabit PCI OS: Ubuntu 14.04, Kernel: 3.13.0-24-generic (x86_64), Desktop: Unity 7.2.0, Display Server: X Server 1.15.1, Display Driver: radeon 7.3.0, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080 fglrx-updates driver: Processor: Intel Core 2 Duo E4400 @ 2.00GHz (2 Cores), Motherboard: Dell 0KP561, Chipset: Intel 82G33/G31/P35/P31 + ICH7, Memory: 4096MB, Disk: 160GB Seagate ST3160815AS + 100GB Western Digital WD1000BEVS-2, Graphics: XFX AMD Radeon HD 6670 2048MB, Audio: Analog Devices AD1984, Monitor: SE40FH03 + SE40FH03, Network: Broadcom NetLink BCM5787 Gigabit PCI OS: Ubuntu 14.04, Kernel: 3.13.0-24-generic (x86_64), Desktop: Unity 7.2.0, Display Server: X Server 1.15.1, Display Driver: fglrx 13.35.5, OpenGL: 4.3.12798, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080 Open Source nvidia: Processor: Intel Core 2 Duo E4400 @ 2.00GHz (2 Cores), Motherboard: Dell 0KP561, Chipset: Intel 82G33/G31/P35/P31 + ICH7, Memory: 4096MB, Disk: 160GB Seagate ST3160815AS + 100GB Western Digital WD1000BEVS-2, Graphics: eVGA NVIDIA GeForce GT 610 1024MB, Audio: Analog Devices AD1984, Monitor: SE40FH03, Network: Broadcom NetLink BCM5787 Gigabit PCI OS: Ubuntu 14.04, Kernel: 3.13.0-24-generic (x86_64), Desktop: Unity 7.2.0, Display Server: X Server 1.15.1, Display Driver: nouveau 1.0.10, OpenGL: 3.3 Mesa 10.1.0 Gallium 0.4, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080 PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better Open Source Driver ... 460 |=================================================== fglrx-updates driver . 301 |================================= RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better Open Source Driver ... 3013.89 |=============================================== fglrx-updates driver . 2982.93 |=============================================== RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point MB/s > Higher Is Better Open Source Driver ... 3321.14 |=============================================== fglrx-updates driver . 3332.11 |=============================================== C-Ray 1.1 Total Time Seconds < Lower Is Better Open Source Driver ... 124.41 |================================================ fglrx-updates driver . 124.51 |================================================ Apache Benchmark 2.4.7 Static Web Page Serving Requests Per Second > Higher Is Better Open Source Driver ... 6726.22 |=============================================== fglrx-updates driver . 6443.50 |============================================= SciMark 2.0 Computational Test: Dense LU Matrix Factorization Mflops > Higher Is Better Open Source Driver ... 503.52 |================================================ fglrx-updates driver . 494.16 |=============================================== Himeno Benchmark 3.0 Poisson Pressure Solver MFLOPS > Higher Is Better Open Source Driver ... 729.01 |================================================ fglrx-updates driver . 710.69 |=============================================== Xonotic 0.7 Resolution: 1920 x 1080 - Effects Quality: Ultimate Frames Per Second > Higher Is Better Open Source Driver ... 23.49 |============================ fglrx-updates driver . 40.40 |================================================= Unigine Heaven 4.0 Resolution: 1920 x 1080 Frames Per Second > Higher Is Better Open Source Driver ... 4.72 |================================================== fglrx-updates driver . 3.77 |======================================== Unigine Sanctuary 2.3 Resolution: 1920 x 1080 Frames Per Second > Higher Is Better Open Source Driver ... 16.84 |============================ fglrx-updates driver . 29.43 |================================================= Open Source nvidia ... 3.07 |===== Unigine Tropics 1.3 Resolution: 1920 x 1080 Frames Per Second > Higher Is Better Open Source Driver ... 14.95 |================================= fglrx-updates driver . 21.95 |=================================================