LXer: AHCI vs. IDE Modes With A SATA 3.0 SSD On Linux
 

Published at LXer:

Days ago benchmarks were shared from OpenBenchmarking.org that compared AHCI and IDE modes under Linux when it came to the resulting disk performance. There was a fair amount of interest generated out of that so some AHCI vs. IDE mode comparisons from a Serial ATA 3.0 SSD on an Ubuntu Linux host were benchmarked at Phoronix.

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This is one of the better benchmarks, although as you can see one of the tests had unexpected results meaning that not all tests are accurate all the time.