I wish this article had some comparison of AWS I/O (both ephemeral and EBS) to the real hardware (some average HDD and SSD, maybe RAID-1) in terms of random R/W

I wish this article had some comparison of AWS I/O (both ephemeral and EBS) to the real hardware (some average HDD and SSD, maybe RAID-1) in terms of random R/W throughput, sequential R/W throughput, single thread random IOPS, multithread random IOPS.