The A64fx also has hardware synchronization barriers to synchronize cores, which is a pretty GPU-like thing (at least it is very common on GPUs, and rare on CPU

The A64fx also has hardware synchronization barriers to synchronize cores, which is a pretty GPU-like thing (at least it is very common on GPUs, and rare on CPUs). https://github.com/fujitsu/A64FX/blob/master/doc/A64FX_Specification_HPC_Extension_v1_EN.pdf https://github.com/fujitsu/A64FX/blob/master/doc/A64FX_Speci...