It's more than exotic/legacy hardware: ARM[0] and, to a (much) lesser degree, x86 have non-SC memory models. [0]: http://preshing.com/20121019/this-is-why-they

It's more than exotic/legacy hardware: ARM[0] and, to a (much) lesser degree, x86 have non-SC memory models. [0]: http://preshing.com/20121019/this-is-why-they-call-it-a-weakly-ordered-cpu/ http://preshing.com/20121019/this-is-why-they-call-it-a-weak...