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Comment Next year is AMD's year (Score 1) 152

Next year AMD will have 7nm server products superior in every way to Intel's offerings and it's going to remain that way for an entire year, maybe more. You have a 48 core 7nm Zen2 product versus 28 core "Cooper lake", which is just a warmed up Skylake SP and this is because Intel's 10nm process has failed so completely. It'll be 2006 all over again, when Opterons had 25% of the market.

Comment Re:Can someone explain Vulkan? (Score 1) 94

Multithreading is hard to implement, but you don't need to use multi-threading to get better performance. Draw calls have much lower overhead and then validation is done in a layer that is swiched off in release. That alone will get better performance. There are a lot of hidden work getting OpenGL to get performance. For instance, batching - I spent so much development time on this it's unreal. Those problems disappear in Vulkan, because of the low overhead.

Comment mitigate that impact (Score 1) 289

"While on some discrete workloads the performance impact from the software updates may initially be higher, additional post-deployment identification, testing and improvement of the software updates should mitigate that impact."

yeah, all you have to do is rewrite all software to avoid using system calls and the performance problem goes away

Comment Re:AMD: no boundary violations (Score 1) 124

I think I understand it better now.
There are actually, 3 vulnerabilities: 2 spectre and 1 meltdown.
AMD Zen CPU's are actually affected by the first spectre vulnerability and they admit to that: https://www.amd.com/en/corpora...

The other Spectre vulnerability and the meltdown don't affect Zen. Meltdown is the vulnerability that needs the KPTI patch. Presumably there is some other patch on the way to fix spectre.

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