first AMD Athlon 64 X2 4800+ testing with a DFI LP UT CFX3200 v1.0 and NVIDIA GeForce GT 640 2048MB on Ubuntu 12.04 via the Phoronix Test Suite. ff: Processor: AMD Athlon 64 X2 4800+ @ 2.40GHz (2 Cores), Motherboard: DFI LP UT CFX3200 v1.0, Chipset: AMD nee ATI RD580, Memory: 4096MB, Disk: 160GB INTEL SSDSA2CW16 + 1000GB Western Digital WD10EADS-00L, Graphics: NVIDIA GeForce GT 640 2048MB (901/891MHz), Audio: Realtek ALC882, Network: Marvell 88E8052 PCI-E ASF Gigabit OS: Ubuntu 12.04, Kernel: 3.2.0-39-generic (x86_64), Desktop: Xfce 4.8, Display Server: X Server 1.11.3, Display Driver: NVIDIA 295.40, OpenGL: 4.2.0 NVIDIA 295.40, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1920x1080 System GZIP Decompression Phoronix Test Suite v3.6.1 Seconds < Lower Is Better ff . 5.33 |====================================================================