AHCI VS IDE AMD E-350 testing with a Acer JE40_BZ and AMD Radeon HD 6310 256MB on SUSE LINUX 12.1 via the Phoronix Test Suite. AHCI: Processor: AMD E-350 @ 1.60GHz (2 Cores), Motherboard: Acer JE40_BZ, Chipset: AMD Family 14h Root Complex, Memory: 2048MB, Disk: 320GB TOSHIBA MK3265GS, Graphics: AMD Radeon HD 6310 256MB (200/533MHz), Audio: ATI R6xx HDMI, Network: Atheros AR8151 v2.0 Gigabit + Atheros AR9287 Wireless OS: SUSE LINUX 12.1, Kernel: 3.5.0-TuoLei-1.16-desktop (x86_64), Desktop: GNOME Shell 3.2.2.1, Display Server: X Server 1.10.4, Display Driver: radeon 6.14.2, OpenGL: 2.1 Mesa 7.11 Gallium 0.4, Compiler: GCC 4.6, File-System: btrfs, Screen Resolution: 1366x768 IDE: Processor: AMD E-350 @ 1.60GHz (2 Cores), Motherboard: Acer JE40_BZ, Chipset: AMD Family 14h Root Complex, Memory: 2048MB, Disk: 320GB TOSHIBA MK3265GS, Graphics: AMD Radeon HD 6310 256MB (200/533MHz), Audio: ATI R6xx HDMI, Network: Atheros AR8151 v2.0 Gigabit + Atheros AR9287 Wireless OS: SUSE LINUX 12.1, Kernel: 3.5.0-TuoLei-1.16-desktop (x86_64), Desktop: GNOME Shell 3.2.2.1, Display Server: X Server 1.10.4, Display Driver: radeon 6.14.2, OpenGL: 2.1 Mesa 7.11 Gallium 0.4, Compiler: GCC 4.6, File-System: btrfs, Screen Resolution: 1366x768 Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better AHCI . 2.94 |========================================= IDE .. 4.73 |================================================================== IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better AHCI . 941.78 |============================================== IDE .. 1281.08 |=============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better AHCI . 7.10 |==================================================== IDE .. 9.07 |================================================================== PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better AHCI . 213 |=================================================================== IDE .. 179 |======================================================== IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better AHCI . 59.68 |================================================================= IDE .. 50.80 |======================================================= IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better AHCI . 710.89 |======================================================== IDE .. 810.97 |================================================================ Compile Bench 0.6 Test: Compile MB/s > Higher Is Better AHCI . 50.10 |================================================================= IDE .. 46.96 |============================================================= AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better AHCI . 32.34 |============================================================= IDE .. 34.37 |================================================================= Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better AHCI . 42.29 |============================================================== IDE .. 44.59 |================================================================= IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better AHCI . 1123.92 |============================================================ IDE .. 1182.04 |=============================================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better AHCI . 23.01 |================================================================= IDE .. 21.93 |============================================================== Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better AHCI . 54.53 |============================================================== IDE .. 56.87 |================================================================= Flexible IO Tester 1.57 Test: Example Network Job Seconds (Run Time) < Lower Is Better AHCI . 30.26 |=============================================================== IDE .. 31.16 |================================================================= Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better AHCI . 17.49 |================================================================= IDE .. 17.11 |================================================================ Dbench 4.0 Client Count: 6 MB/s > Higher Is Better AHCI . 19.54 |================================================================= IDE .. 19.19 |================================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better AHCI . 50.63 |================================================================ IDE .. 51.44 |================================================================= IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better AHCI . 60.07 |================================================================ IDE .. 61.03 |================================================================= IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better AHCI . 62.43 |================================================================= IDE .. 61.85 |================================================================ BlogBench 1.0 Test: Read Final Score > Higher Is Better AHCI . 126301 |=============================================================== IDE .. 127396 |================================================================