ubuntu13hd7850 Intel Core i5-2500K testing with a Gigabyte Z68XP-UD3-iSSD and AMD Radeon HD 7800 1024MB on Ubuntu 13.04 via the Phoronix Test Suite. AMD Radeon HD 7800: Processor: Intel Core i5-2500K @ 3.60GHz (4 Cores), Motherboard: Gigabyte Z68XP-UD3-iSSD, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 8192MB, Disk: 2 x 320GB Western Digital WD3200AAKX-0 + 20GB INTEL SSDMAESC02 + 1000GB My Passport 0748, Graphics: AMD Radeon HD 7800 1024MB (860/1200MHz), Audio: Realtek ALC889, Monitor: BenQ G2400W, Network: Realtek RTL8111/8168 OS: Ubuntu 13.04, Kernel: 3.8.0-31-generic (x86_64), Desktop: GNOME 3.6.2, Display Server: X Server 1.13.3, Display Driver: fglrx 13.20.5, OpenGL: 4.3.12443, Compiler: GCC 4.7, File-System: ext4 (ecryptfs), Screen Resolution: 1920x1200 GtkPerf 0.40 GTK Widget: GtkDrawingArea - Pixbufs Seconds < Lower Is Better AMD Radeon HD 7800 . 11.57 |===================================================