By: none (none.delete@this.none.com), April 1, 2021 11:20 am
Room: Moderated Discussions
anonymou5 (no.delete@this.spam.com) on April 1, 2021 9:24 am wrote:
> > Is there some benchmark not coming from one of the interested parties?
>
> I helped clients benchmark it. Every single one ended up with it disabled. Go figure.
>
> > BTW I thought all Haswell had TSX disabled by a microcode patch. Was it not the case for
> > Haswell E?
>
> It was broken in Haswell. And Broadwell. And Skylake.
Are you sure TSX wasn't fixed in some of the Haswell? ARK mentions it for Xeon E7 v4 and not
for Xeon E5 for instance.
https://ark.intel.com/content/www/us/en/ark/products/84688/intel-xeon-processor-e7-8893-v3-45m-cache-3-20-ghz.html
https://ark.intel.com/content/www/us/en/ark/products/81061/intel-xeon-processor-e5-2699-v3-45m-cache-2-30-ghz.html
> > Is there some benchmark not coming from one of the interested parties?
>
> I helped clients benchmark it. Every single one ended up with it disabled. Go figure.
>
> > BTW I thought all Haswell had TSX disabled by a microcode patch. Was it not the case for
> > Haswell E?
>
> It was broken in Haswell. And Broadwell. And Skylake.
Are you sure TSX wasn't fixed in some of the Haswell? ARK mentions it for Xeon E7 v4 and not
for Xeon E5 for instance.
https://ark.intel.com/content/www/us/en/ark/products/84688/intel-xeon-processor-e7-8893-v3-45m-cache-3-20-ghz.html
https://ark.intel.com/content/www/us/en/ark/products/81061/intel-xeon-processor-e5-2699-v3-45m-cache-2-30-ghz.html