There are a lot of jsperf tests like this one https://jsperf.com/translate3d-vs-xy/4 This isn't pure css as it's using JS to set the property, but it should be a good indicator.
There are a lot of jsperf tests like this one https://jsperf.com/translate3d-vs-xy/4 This isn't pure css as it's using JS to set the property, but it should be a good indicator.