Exchange Server and Update Rollup Build Numbers
This Wiki page lists the Exchange Server versions and Update Rollup's with release dates and KB respectively.
Note
This information has now been incorporated into a TechNet article that is being maintained by Microsoft Exchange User Education team: http://technet.microsoft.com/library/hh135098.aspx.
Note
In this article release dates is in Month/Day/Year format. In build number, additional "zeros" are removed, e.g. Exchange 2010 SP2 UR1 build number is 14.02.0283.003 in the table is in short format 14.2.283.2
Exchange Server Release dates
| Product name | Build number | Date |
| Microsoft Exchange Server 2003 | 6.5.6944 | 9/28/2003 |
| Microsoft Exchange Server 2003 SP1 | 6.5.7226 | 5/25/2004 |
| Microsoft Exchange Server 2003 SP2 | 6.5.7638 | 10/19/2005 |
| Microsoft Exchange Server 2007 | 8.0.685.24 | 12/9/2006 |
| Microsoft Exchange Server 2007 | 8.0.685.25 | 12/9/2006 |
| Microsoft Exchange Server 2007 SP1 | 8.1.240.6 | 11/29/2007 |
| Microsoft Exchange Server 2007 SP2 | 8.2.176.2 | 8/24/2009 |
| Microsoft Exchange Server 2007 SP3 | 8.3.083.6 | 6/20/2010 |
| Microsoft Exchange Server 2010 | 14.0.639.21 | 11/9/2009 |
| Microsoft Exchange Server 2010 SP1 | 14.1.218.15 | 8/24/2010 |
| Microsoft Exchange Server 2010 SP2 | 14.2.247.5 | 12/4/2011 |
| Microsoft Exchange Server 2010 SP3 | 14.3.123.4 | 2/12/2013 |
| Microsoft Exchange Server 2013 | 15.0.516.32 | 10/11/2012 |
| Microsoft Exchange Server 2016 | 15.1.225.42 | 10/01/2015 |
Exchange Server 2007 Service Pack 1
| Product name | Build number | Date | KB |
| Microsoft Exchange Server 2007 SP1 | 8.1.240.6 | 11/29/2007 | |
| Update Rollup 1 for Exchange Server 2007 SP1 | 8.1.263.1 | 2/28/2008 | KB945684 |
| Update Rollup 2 for Exchange Server 2007 SP1 | 8.1.278.2 | 5/8/2008 | KB948016 |
| Update Rollup 3 for Exchange Server 2007 SP1 | 8.1.291.2 | 7/8/2008 | KB949870 |
| Update Rollup 4 for Exchange Server 2007 SP1 | 8.1.311.3 | 10/7/2008 | KB952580 |
| Update Rollup 5 for Exchange Server 2007 SP1 | 8.1.336.1 | 11/20/2008 | KB953467 |
| Update Rollup 6 for Exchange Server 2007 SP1 | 8.1.340.1 | 2/10/2009 | KB959241 |
| Update Rollup 7 for Exchange Server 2007 SP1 | 8.1.359.2 | 3/18/2009 | KB960384 |
| Update Rollup 8 for Exchange Server 2007 SP1 | 8.1.375.2 | 5/19/2009 | KB968012 |
| Update Rollup 9 for Exchange Server 2007 SP1 | 8.1.393.1 | 7/17/2009 | KB970162 |
| Update Rollup 10 for Exchange Server 2007 SP1 | 8.1.436.0 | 4/9/2010 | KB981407 |
Exchange Server 2007 Service Pack 2
| Product name | Build number | Date | KB |
| Microsoft Exchange Server 2007 SP2 | 8.2.176.2 | 8/24/2009 | |
| Update Rollup 1 for Exchange Server 2007 SP2 | 8.2.217.3 | 11/19/2009 | KB971534 |
| Update Rollup 2 for Exchange Server 2007 SP2 | 8.2.234.1 | 1/22/2010 | KB972076 |
| Update Rollup 3 for Exchange Server 2007 SP2 | 8.2.247.2 | 3/17/2010 | KB979784 |
| Update Rollup 4 for Exchange Server 2007 SP2 | 8.2.254.0 | 4/9/2010 | KB981383 |
| Update Rollup 5 for Exchange Server 2007 SP2 | 8.2.305.3 | 12/7/2010 | KB2407132 |
Exchange Server 2007 Service Pack 3
| Product name | Build number | Date | KB |
| Microsoft Exchange Server 2007 SP3 | 8.3.083.6 | 6/20/2010 | |
| Update Rollup 1 for Exchange Server 2007 SP3 | 8.3.106.2 | 9/9/2010 | KB2279665 |
| Update Rollup 2 for Exchange Server 2007 SP3 | 8.3.137.3 | 12/10/2010 | KB2407025 |
| Update Rollup 3 for Exchange Server 2007 SP3 | 8.3.159.0 | 3/2/2011 | KB2492691 |
| Update Rollup 3-v2 for Exchange Server 2007 SP3 | 8.3.159.2 | 3/30/2011 | KB2530488 |
| Update Rollup 4 for Exchange Server 2007 SP3 | 8.3.192.1 | 7/7/2011 | KB2509911 |
| Update Rollup 5 for Exchange Server 2007 SP3 | 8.3.213.1 | 9/21/2011 | KB2602324 |
| Update Rollup 6 for Exchange Server 2007 SP3 | 8.3.245.2 | 1/25/2012 | KB2608656 |
| Update Rollup 7 for Exchange Server 2007 SP3 | 8.3.264.0 | 4/16/2012 | KB2655203 |
| Update Rollup 8 for Exchange Server 2007 SP3 | 8.3.279.3 | 8/13/2012 | KB2734232 |
| Update Rollup 8-v2 for Exchange Server 2007 SP3 | 8.3.279.5 | 10/9/2012 | KB2756497 |
| Update Rollup 8-v3 for Exchange Server 2007 SP3 | 8.3.279.6 | 11/13/2012 | KB2778154 |
| Update Rollup 9 for Exchange Server 2007 SP3 | 8.3.297.2 | 12/10/2012 | KB2746157 |
| Update Rollup 10 for Exchange Server 2007 SP3 | 8.3.298.3 | 2/11/2013 | KB2788321 |
| Update Rollup 11 for Exchange Server 2007 SP3 | 8.3.327.1 | 8/13/2013 | KB2873746 |
| Update Rollup 12 for Exchange Server 2007 SP3 | 8.3.342.4 | 12/10/2013 | KB2903911 |
| Update Rollup 13 for Exchange Server 2007 SP3 | 8.3.348.1 | 2/25/2014 | KB2917522 |
| Update Rollup 14 for Exchange Server 2007 SP3 | 8.3.379.2 | 8/26/2014 | KB2936861 |
| Update Rollup 15 for Exchange Server 2007 SP3 | 8.3.389.2 | 12/9/2014 | KB2996150 |
| Update Rollup 16 for Exchange Server 2007 SP3 | 8.3.406.0 | 3/17/2015 | KB3030086 |
| Update Rollup 17 for Exchange Server 2007 SP3 | 8.3.417.1 | 6/16/2015 | KB3056710 |
| Update Rollup 18 for Exchange Server 2007 SP3 | 8.3.445.0 | 12/10/2015 | KB3078672 |
| Update Rollup 19 for Exchange Server 2007 SP3 | 8.3.459.0 | 3/14/2016 | KB3141352 |
| Update Rollup 20 for Exchange Server 2007 SP3 | 8.3.468.0 | 6/12/2016 | KB3184728 |
| Update Rollup 21 for Exchange Server 2007 SP3 | 8.4.485.1 | 9/12/2016 | KB3184711 |
| Update Rollup 22 for Exchange Server 2007 SP3 | 8.3.502.0 | 12/13/2016 | KB3184712 |
| Update Rollup 23 for Exchange Server 2007 SP3 | 8.3.517.0 | 3/20/2017 | KB4011325 |
Exchange Server 2010
| Product name | Build number | Date | KB |
| Microsoft Exchange Server 2010 RTM | 14.0.639.21 | 11/9/2009 | |
| Update Rollup 1 for Exchange Server 2010 RTM | 14.0.682.1 | 12/9/2009 | KB976573 |
| Update Rollup 2 for Exchange Server 2010 RTM | 14.0.689.0 | 3/4/2010 | KB979611 |
| Update Rollup 3 for Exchange Server 2010 RTM | 14.0.694.0 | 4/9/2010 | KB981401 |
| Update Rollup 4 for Exchange Server 2010 RTM | 14.0.702.1 | 6/17/2010 | KB982639 |
| Update Rollup 5 for Exchange Server 2010 RTM | 14.0.726.0 | 12/13/2010 | KB2407113 |
Exchange Server 2010 Service Pack 1
| Product name | Build number | Date | KB |
| Microsoft Exchange Server 2010 SP1 | 14.1.218.15 | 8/24/2010 | |
| Update Rollup 1 for Exchange Server 2010 SP1 | 14.1.255.2 | 10/4/2010 | KB2407028 |
| Update Rollup 2 for Exchange Server 2010 SP1 | 14.1.270.1 | 12/9/2010 | KB2425179 |
| Update Rollup 3 for Exchange Server 2010 SP1 | 14.1.289.3 | 3/7/2011 | KB2492690 |
| Update Rollup 3-v3 for Exchange Server 2010 SP1 | 14.1.289.7 | 4/1/2011 | KB2529939 |
| Update Rollup 4 for Exchange Server 2010 SP1 | 14.1.323.1 | 6/22/2011 | KB2509910 |
| Update Rollup 4-v2 for Exchange Server 2010 SP1 | 14.1.323.6 | 7/27/2011 | KB2579150 |
| Update Rollup 5 for Exchange Server 2010 SP1 | 14.1.339.1 | 8/23/2011 | KB2582113 |
| Update Rollup 6 for Exchange Server 2010 SP1 | 14.1.355.2 | 10/27/2011 | KB2608646 |
| Update Rollup 7 for Exchange Server 2010 SP1 | 14.1.421.0 | 8/13/2012 | KB2743248 |
| Update Rollup 7-v2 for Exchange Server 2010 SP1 | 14.1.421.2 | 10/9/2012 | KB2756496 |
| Update Rollup 7-v3 for Exchange Server 2010 SP1 | 14.1.421.3 | 11/12/2012 | KB2778158 |
| Update Rollup 8 for Exchange Server 2010 SP1 | 14.1.438.0 | 12/10/2012 | KB2787763 |
Exchange Server 2010 Service Pack 2
| Product name | Build number | Date | KB |
| Microsoft Exchange Server 2010 SP2 | 14.2.247.5 | 12/4/2011 | |
| Update Rollup 1 for Exchange Server 2010 SP2 | 14.2.283.3 | 2/13/2012 | KB2645995 |
| Update Rollup 2 for Exchange Server 2010 SP2 | 14.2.298.4 | 4/16/2012 | KB2661854 |
| Update Rollup 3 for Exchange Server 2010 SP2 | 14.2.309.2 | 5/29/2012 | KB2685289 |
| Update Rollup 4 for Exchange Server 2010 SP2 | 14.2.318.2 | 8/13/2012 | KB2706690 |
| Update Rollup 4-v2 for Exchange Server 2010 SP2 | 14.2.318.4 | 10/9/2012 | KB2756485 |
| Update Rollup 5 for Exchange Server 2010 SP2 | 14.2.328.5 | 11/13/2012 | KB2719800 |
| Update Rollup 5-v2 for Exchange Server 2010 SP2 | 14.2.328.10 | 12/10/2012 | KB2785908 |
| Update Rollup 6 for Exchange Server 2010 SP2 | 14.2.342.3 | 2/11/2013 | KB2746164 |
| Update Rollup 7 for Exchange Server 2010 SP2 | 14.2.375.0 | 8/13/2013 | KB2874216 |
| Update Rollup 8 for Exchange Server 2010 SP2 | 14.2.390.3 | 12/10/2013 | KB2903903 |
Exchange Server 2010 Service Pack 3
| Product name | Build number | Date | KB |
| Microsoft Exchange Server 2010 SP3 | 14.3.123.4 | 2/12/2013 | KB2808208 |
| Update Rollup 1 for Exchange Server 2010 SP3 | 14.3.146.0 | 5/29/2013 | KB2803727 |
| Update Rollup 2 for Exchange Server 2010 SP3 | 14.3.158.1 | 8/13/2013 | KB2866475 |
| Update Rollup 3 for Exchange Server 2010 SP3 | 14.3.169.1 | 11/25/2013 | KB2891587 |
| Update Rollup 4 for Exchange Server 2010 SP3 | 14.3.174.1 | 12/10/2013 | KB2905616 |
| Update Rollup 5 for Exchange Server 2010 SP3 | 14.3.181.6 | 2/25/2014 | KB2917508 |
| Update Rollup 6 for Exchange Server 2010 SP3 | 14.3.195.1 | 5/23/2014 | KB2936871 |
| Update Rollup 7 for Exchange Server 2010 SP3 | 14.3.210.2 | 8/26/2014 | KB2961522 |
| Update Rollup 8-v2 for Exchange Server 2010 SP3 | 14.3.224.2 | 12/12/2014 | KB2986475 |
| Update Rollup 9 for Exchange Server 2010 SP3 | 14.3.235.1 | 3/17/2015 | KB3030085 |
| Update Rollup 10 for Exchange Server 2010 SP3 | 14.3.248.2 | 6/16/2015 | KB3049853 |
| Update Rollup 11 for Exchange Server 2010 SP3 | 14.3.266.1 | 9/11/2015 | KB3078674 |
| Update Rollup 12 for Exchange Server 2010 SP3 | 14.3.279.2 | 12/10/2015 | KB3096066 |
| Update Rollup 13 for Exchange Server 2010 SP3 | 14.3.294.0 | 3/14/2016 | KB3141339 |
| Update Rollup 14 for Exchange Server 2010 SP3 | 14.3.301.0 | 6/15/2016 | KB3151097 |
| Update Rollup 15 for Exchange Server 2010 SP3 | 14.3.319.2 | 9/13/2016 | KB3184728 |
| Update Rollup 16 for Exchange Server 2010 SP3 | 14.3.339.0 | 12/12/2016 | KB3184730 |
| Update Rollup 17 for Exchange Server 2010 SP3 | 14.3.352.0 | 3/20/2017 | KB4011326 |
| Update Rollup 18 for Exchange Server 2010 SP3 | 14.3.361.1 | 7/6/2017 | KB4018588 |
| Update Rollup 19 for Exchange Server 2010 SP3 | 14.3.382.0 | 12/19/2017 | KB4035162 |
| Update Rollup 20 for Exchange Server 2010 SP3 | 14.3.389.1 | 3/5/2018 | KB4073537 |
| Update Rollup 21 for Exchange Server 2010 SP3 | 14.3.399.2 | 5/7/2018 | KB4091243 |
| Update Rollup 22 for Exchange Server 2010 SP3 | 14.3.411.0 | 6/12/2018 | KB4295699 |
| Update Rollup 23 for Exchange Server 2010 SP3 | 14.3.417.0 | 08/13/2018 | KB4340733 |
| Update Rollup 24 for Exchange Server 2010 SP3 | 14.3.419.0 | 09/5/2018 | KB4458321 |
| Update Rollup 25 for Exchange Server 2010 SP3 | 14.3.435.0 | 01/08/2019 | KB4468742 |
| Update Rollup 26 for Exchange Server 2010 SP3 | 14.3.442.0 | 02/07/2019 | KB4487052 |
| Update Rollup 27 for Exchange Server 2010 SP3 | 14.3.452.0 | 04/09/2019 | KB4491413 |
Exchange Server 2013
The Exchange Server 2013 table has been moved to Wiki page Exchange Server 2013 and 2016 Build Numbers (with Cumulative Updates)
Exchange Server 2016
The Exchange Server 2016 table has been moved to Wiki page Exchange Server 2013 and 2016 Build Numbers (with Cumulative Updates)
Note
For information about available Exchange Server schema versions, see the Exchange Schema Versions – Common Questions & Answers TechNet Wiki page.
See Also
- Exchange Server Build Numbers and Release Dates (Exchange 4x-2010x)
Script Method to find Exchange Build Numbers
This Script can be used to find Exchange 2007 and Exchange 2010 build numbers in your environment. - Added by Bhargav Shukla - MSFT
This alternate script can also be used to generate a CSV report of the actual Exchange 2010 RU numbers (as it translates the build numbers into the actual RU names) - Added by and other helpful Exchange scripts can found here: Dan Sheehan - MSFT