The difference is that, unless you spray the coolant within 10 seconds (DDR 3) after poweroff, all data in the DRAM is lost. On the other hand, a MRAM laptop wi

The difference is that, unless you spray the coolant within 10 seconds (DDR 3) after poweroff, all data in the DRAM is lost. On the other hand, a MRAM laptop without battery will retain all the data even if the power loss occurred days ago.