memtest538 AMD A8-3870 APU testing with a ASRock A55M-VS and AMD Radeon HD 6550D 256MB on Ubuntu 14.04 via the Phoronix Test Suite. AMD A8-3870 APU: Processor: AMD A8-3870 APU @ 3.00GHz (4 Cores), Motherboard: ASRock A55M-VS, Chipset: AMD Family 12h Root Complex, Memory: 4096MB, Disk: 6001GB TOSHIBA HDWE160 + 2000GB Western Digital WD20EFRX-68E, Graphics: AMD Radeon HD 6550D 256MB, Audio: Realtek ALC662 rev1, Network: Realtek RTL8101/2/6E OS: Ubuntu 14.04, Kernel: 3.13.0-123-generic (x86_64), Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1024x768 RAMspeed SMP 3.5.0 Integer Add MB/s > Higher Is Better AMD A8-3870 APU . 2464.73 |==================================================== RAMspeed SMP 3.5.0 Integer Copy MB/s > Higher Is Better AMD A8-3870 APU . 2965.15 |==================================================== RAMspeed SMP 3.5.0 Integer Scale MB/s > Higher Is Better AMD A8-3870 APU . 2971.78 |==================================================== RAMspeed SMP 3.5.0 Floating-Point Add MB/s > Higher Is Better AMD A8-3870 APU . 3216.76 |==================================================== Stream 2013-01-17 Add MB/s > Higher Is Better AMD A8-3870 APU . 3146.52 |==================================================== Stream 2013-01-17 Copy MB/s > Higher Is Better AMD A8-3870 APU . 2695.85 |==================================================== Stream 2013-01-17 Scale MB/s > Higher Is Better AMD A8-3870 APU . 2804.36 |==================================================== CacheBench Read Cache MB/s > Higher Is Better AMD A8-3870 APU . 595.29 |===================================================== CacheBench Write Cache MB/s > Higher Is Better AMD A8-3870 APU . 2451.35 |====================================================