An expected iFixit teardown of the 2011 iMac update has shown relatively deep upgrade options for the all-in-one. Although it requires the more difficult step of removing the logic board, the desktop's main processor and graphics are both removable. The AMD Radeon HD video is located on a typical removable card and could theoretically be swapped without trouble from Apple, but a sticker on the Intel processor shows that its heatsink can't be removed without voiding the warranty.
