Over at TotL they have a nice article on overclocking a 486. This is kind of an old article, but it’s still really impressive what they were able to do with marginal hardware.
Quote:The Freezer used is a Lec Power Larder, chosen for its superior freezing ability. Its dial can be raised to a freezing factor of 11, where most freezers can only manage a pathetic 10. A large portion of the success of this experiment can be attributed to this (rather than the skill of the technicians).