Device name > Release Date > First Jailbreak Date
iPhone June 29, 2007 July 10, 2007
iPod Touch 1G September 5, 2007 October 10, 2007
iPhone 3G July 11, 2008 July 20, 2008
iPod Touch 2G
MB Model September 9, 2008 March 11, 2009
MC model September 9, 2009 October 25, 2009
iPod Touch 3G September 9, 2009 October 11, 2009
iPhone 3GS
(Old Bootrom iBoot-359.3) June 19, 2009 July 3, 2009
(New Bootrom 359.3.2) October 4, 2009 October 25, 2009
iPad
(Wi-Fi model) April 3, 2010 August 1, 2010
(3G model) April 30, 2010 August 1, 2010
iPhone 4
(GSM model) June 24, 2010 August 1, 2010
(CDMA model) February 10, 2011 February 7, 2011
iPod Touch 4G September 1, 2010 October 9, 2010
Apple TV 2G October 1, 2010 October 9, 2010
Device name > Release Date > First Jailbreak Date
iPhone June 29, 2007 July 10, 2007
iPod Touch 1G September 5, 2007 October 10, 2007
iPhone 3G July 11, 2008 July 20, 2008
iPod Touch 2G
MB Model September 9, 2008 March 11, 2009
MC model September 9, 2009 October 25, 2009
iPod Touch 3G September 9, 2009 October 11, 2009
iPhone 3GS
(Old Bootrom iBoot-359.3) June 19, 2009 July 3, 2009
(New Bootrom 359.3.2) October 4, 2009 October 25, 2009
iPad
(Wi-Fi model) April 3, 2010 August 1, 2010
(3G model) April 30, 2010 August 1, 2010
iPhone 4
(GSM model) June 24, 2010 August 1, 2010
(CDMA model) February 10, 2011 February 7, 2011
iPod Touch 4G September 1, 2010 October 9, 2010
Apple TV 2G October 1, 2010 October 9, 2010
Some of these dates seem wrong. The iPad 1 was jailbroken in April with Spirit and the iPod Touch 1G was in late September. The iPhone 4 CDMA was jailbroken when it was released.