Well the link is dead. But I am guessing it is from Fujitsu A64FX, a 512 bit SIM... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		ksec on June 22, 2020 \| parent \| context \| favorite \| on: Japan Captures TOP500 Crown with Arm-Powered Super... Well the link is dead. But I am guessing it is from Fujitsu A64FX, a 512 bit SIMD extension for ARM. Edit: Turns out I was right. May be this link is better. https://www.anandtech.com/show/15869/new-1-supercomputer-fuj...

floatboth on June 22, 2020 [–]

To be clear, the extension -- Scalable Vector Extensions -- is for any width between 128 bits and 2048 bits. (It's in the name!) The implementation in Fujitsu A64FX seems to be 512 bit specifically.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact