Mac OS X versions (builds) included with Intel-based Macs
Summary
Learn which versions of Mac OS X ship with Intel-based Macs. If you have a PowerPC-based Mac, see this article instead. 
Important: Do not use a Mac OS version earlier than the one included with the computer.
Products Affected
Mac OS X Server, Xserve, Mac OS X 10.4, MacBook Pro, MacBook, Mac Pro, Mac mini, iMac, Mac OS X 10.5, MacBook Air
| iMac, Mac mini | Date introduced | Original Mac OS X included  (see notes 1 and 3) | Later Mac OS X included  (see note 1) | Mac OS X Build(s)  (see note 2) | 
| iMac (Early 2006) | Jan 2006 | 10.4.4 | 10.4.6 | 8G1165, 8G1171, 8G1172, 8I2040 | 
| Mac mini (Early 2006) | Mar 2006 | 10.4.5 | 10.4.6 | 8H1619, 8I2025 | 
| iMac (Mid 2006 17-inch) | July 2006 | 10.4.6 | - | 8I2057 | 
| iMac (Late 2006 17-inch) | Sept 2006 | 10.4.7 | 10.4.8 | 8K1106, 8N1430 | 
| iMac (Late 2006 17-inch CD) | Sept 2006 | 10.4.7 | 10.4.8, 10.4.10, 10.5.4 | 8K1106, 8N1430, 8R3032, 9E25 | 
| iMac (Late 2006 20-inch) | Sept 2006 | 10.4.7 | 10.4.8 | 8K1106, 8N1430 | 
| iMac (Late 2006 24-inch) | Sept 2006 | 10.4.7 | 10.4.8 | 8K1123, 8N1430 | 
| Mac mini (Late 2006) | Sept 2006 | 10.4.7 | 10.4.8 | 8J2135, 8N1430 | 
| Mac mini (Mid 2007) | Aug 2007 | 10.4.10 | 10.5, 10.5.2, 10.5.4 | 8R3014, 8R3050, 8R4088, 9A581, 9A3129, 9C3033, 9E25 | 
| iMac (Mid 2007) | Aug 2007 | 10.4.10 | 10.5, 10.5.2 | 8R4031, 9A581, 9A3129, 9C3033 | 
| iMac (Early 2008) | April 2008 | 10.5.2 | 10.5.4 | 9C2028, 9E25 | 
| Mac Pro | Date introduced | Original Mac OS X included  (see notes 1 and 3) | Later Mac OS X included  (see note 1) | Mac OS X Build(s)  (see note 2) | 
| Mac Pro | Aug 2006 | 10.4.7 | 10.4.8, 10.4.9, 10.4.10, 10.5 | 8K1079, 8N1430, 8N1250, 8K1124, 8P4037, 8R3032, 8R3041, 9A581, 9A3129 | 
| Mac Pro (Early 2008) | Jan 2008 | 10.5.1 | 10.5.2, 10.5.4 | 9B2117, 9C2031, 9E25 | 
| MacBook, MacBook Pro, MacBook Air | Date introduced | Original Mac OS X included  (see notes 1 and 3) | Later Mac OS X included  (see note 1) | Mac OS X Build(s)  (see note 2) | 
| MacBook Pro | Feb 2006 | 10.4.5 | 10.4.6 | 8G1453, 8I1121 | 
| MacBook Pro (17-inch) | Apr 2006 | 10.4.6 | - | 8I2032 | 
| MacBook | May 2006 | 10.4.6 | - | 8I2025 | 
| MacBook (Late 2006) | Nov 2006 | 10.4.8 | - | 8N1108, 8N1150, 8N1430 | 
| MacBook (Late 2007) | Nov 2007 | 10.5 | - | 9A3110, 9A3111, 9A3115a | 
| MacBook Pro (Core 2 Duo) | Oct 2006 | 10.4.8 | - | 8N1037, 8N1051, 8N1430 | 
| MacBook (13-inch Mid 2007) | May 2007 | 10.4.9 | 10.4.10 | 8P4112, 8R3025, 8R3032, 8R3050 | 
| MacBook Pro (2.4/2.2 GHz) | June 2007 | 10.4.9 | 10.4.10, 10.5 | 8Q1058, 8R4049, 9A581, 9A3129 | 
| MacBook (13-inch Late 2007) | Oct 2007 | 10.5 | - | 9A3111, 9A3115A | 
| MacBook Air | Jan 2008 | 10.5.1 | 10.5.2, 10.5.4 | 9B2324, 9C3033, 9E25 | 
| MacBook Air (Late 2008) | Nov 2008 | 10.5.5 | - | 9F2523, 9F2533 | 
| MacBook (13-inch Early 2008) | Feb 2008 | 10.5.2 | 10.5.4 | 9C2015, 9C2028, 9E25 | 
| MacBook Pro (Early 2008) | Feb 2008 | 10.5.2 | 10.5.4 | 9C2018, 9C2028, 9E25 | 
| MacBook (13-inch, Late 2008) | Oct 2008 | 10.5.4 | - | 9E27, 9E29 | 
| MacBook Pro (17-inch, Late 2008) | Oct 2008 | 10.5.4 | - | 9E27 | 
| MacBook (13-inch, Aluminum, Late 2008) | Oct 2008 | 10.5.5 | - | 9F2088, 9F2533 | 
| MacBook Pro (15-inch, Late 2008) | Oct 2008 | 10.5.5 | - | 9F2088, 9F2533 | 
| Xserve | Date introduced | Original Mac OS X Server included  (see notes 1 and 3) | Later Mac OS X Server included  (see note 1) | Mac OS X Build(s)  (see note 2) | 
| Xserve (Late 2006) | Nov 2006 | 10.4.8 | 10.4.10 | 8N1215, 8R3031 | 
| Xserve (Early 2008) | Jan 2008 | 10.5.1 | 10.5.4 | 9B2117, 9E26 | 
Notes
- Some computers shipped with different Mac OS X versions at different times. When a computer is not bundled with a later version, a "-" appears in the "Later Mac OS included" column.
- The build information is available in the About This Mac window.
- Some Macs may include a slightly later build version (but same numbered version) of Mac OS X on the Install or Restore discs than was preinstalled on the computer.
	Rate this article:
	
	
	
	
	
	
	
	
