![hardware - Purpose of turbo switch on systems unable to slow to 4.77 MHz? - Retrocomputing Stack Exchange hardware - Purpose of turbo switch on systems unable to slow to 4.77 MHz? - Retrocomputing Stack Exchange](https://i.stack.imgur.com/V37LY.jpg)
hardware - Purpose of turbo switch on systems unable to slow to 4.77 MHz? - Retrocomputing Stack Exchange
![Lord Arse! on Twitter: "Contrary to popular belief, the “TURBO” button on a PC case wasn't to speed up the computer but to slow it down, so that older software designed to Lord Arse! on Twitter: "Contrary to popular belief, the “TURBO” button on a PC case wasn't to speed up the computer but to slow it down, so that older software designed to](https://pbs.twimg.com/media/EzmdoDQWQAYAtsF.jpg:large)
Lord Arse! on Twitter: "Contrary to popular belief, the “TURBO” button on a PC case wasn't to speed up the computer but to slow it down, so that older software designed to
![Just how you imagine a really old PC setup to look like. Love that Turbo button with the little speed display. : r/retrobattlestations Just how you imagine a really old PC setup to look like. Love that Turbo button with the little speed display. : r/retrobattlestations](https://preview.redd.it/810tsaaamee71.jpg?auto=webp&s=fe7798715969d68e2d5c9d9db318142e7ac6e218)