Tick tock: why timing your Mac hardware upgrades makes good sense

http://gigaom.com/2013/02/16/tick-tock-why-timing-your-mac-hardware-upgrades-makes-good-sense/     / planning MacBook upgrade coincide Intel’s chip releases largest performance gains purchase historic Apple-Intel Apple Intel upgrade cycle update update Mac Macintosh buy new Mac next release wait  refresh significant performance improvements minor updates major overall performance boost decide hardware version operating system  OS X software release cycles processor performance history release dates waiting new release performance most important factor to consider chip benchmark Mac Geekbench GPU /