laptop Intel Pentium III Mobile 1200MHz testing with a Dell Latitude C610 and AMD Rage/Radeon Mobility 128MB on Ubuntu 15.04 via the Phoronix Test Suite. 512mb: Processor: Intel Pentium III Mobile 1200MHz @ 1.20GHz (1 Core), Motherboard: Dell Latitude C610, Chipset: Intel 82830M/MG/MP + LPC, Memory: 494MB, Disk: 63GB CHN 25PATA01M 06, Graphics: AMD Rage/Radeon Mobility 128MB, Audio: Intel 82801CA/CAM, Network: 3Com 3c905C-TX/TX-M OS: Ubuntu 15.04, Kernel: 3.19.0-26-generic (i686), Desktop: Xfce 4.12, Display Server: X Server 1.17.1, Display Driver: radeon 7.5.0, OpenGL: 1.3 Mesa 10.5.2, Compiler: GCC 4.9.2, File-System: btrfs, Screen Resolution: 1024x768 IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 512mb . 87.42 |================================================================ IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 512mb . 90.09 |================================================================ IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 512mb . 56.48 |================================================================ IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 512mb . 55.51 |================================================================ IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 512mb . 90.04 |================================================================ IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 512mb . 56.63 |================================================================