"All Constellation ES drives are rated to 6Gb/s SATA III speeds, incorporate 64MB of cache, utilize 7200RPM spindle speeds and offer Native Command Queing. The drives are covered by an impressive 5 year warranty and rated to1.2 million hours MTBF."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips