3 ms·
Also moving data to and from the GPU takes MUCH more time than between CPU cores (though combined chips drastically lower this difference).
by Groxx 2y ago
Also moving data to and from the GPU takes MUCH more time than between CPU cores (though combined chips drastically lower this difference).
- markhahn 2y agoin the olden days of gp-cpu this was certainly true. is it still true? do you just mean "latency overhead for setting up a single PCIe transaction is much larger than flinging a cache line across QPI/etc"?