I found it fascinating that NEC's new vector machine is now vector accelerator's on PCIe cards. First, this reminds me of how early vector processors were add-o

I found it fascinating that NEC's new vector machine is now vector accelerator's on PCIe cards. First, this reminds me of how early vector processors were add-ons to existing processors. I wonder if that changes the programming model (compared to the sx-9/ace or cray j90s) and how.