RAM Memory acquisition using live-BIOS modification
Besides Cold Boot Attacks, there are other techniques to extract memory content even without removing the physical chips from your machine. At OHM2013, a employee from the Netherlands Forensic Institute (NFI) demonstrated that you can do it much easier by modifications to the BIOS instead.
Abstract: https://program.ohm2013.org/event/157.html
Video: http://bofh.nikhef.nl/events/OHM/video/d3-t3-12-20130802-2200-ram_memory_acquisition_using_live_bios_modification-ruud_schramp.m4v