Yes, and the OS readahead also helps. You can see the random vs sequential difference in any ssd review, eg http://thessdreview.com/our-reviews/ocz-vertex-3-24

Yes, and the OS readahead also helps. You can see the random vs sequential difference in any ssd review, eg http://thessdreview.com/our-reviews/ocz-vertex-3-240gb-max-iops-review-as-ssd-tests/ http://thessdreview.com/our-reviews/ocz-vertex-3-240gb-max-i... shows 18 MB/s in random reads vs 500 MB/s sequential reads.