Ubuntu 13.10 vs. Fedora 20 Benchmarks
Fedora 20 was delivering better AIO-Stress disk performance on both systems over Ubuntu 13.10, even though both operating systems were using the EXT4 file-system.
While AIO-Stress did better on Fedora 20 for the two SSD-based EXT4 systems, the Threaded I/O Tester Random Write and PostMark performance was in favor of Ubuntu 13.10 on both platforms.