Some Q&As about AMD Zen 3

(source: HC33.slack.com)

[Q14] How many keys are supported with Zen3 SEV?
	> It is just over 500 keys

[Q17] How much of the clock frequency improvement is from technology?
	> The frequency improvement is from design and microarchitecture improvements

[Q19] Zen3 how much compiler tweaks were needed ? did we need to  recompile apps or is it binary compatible?
	> Zen 3 runs existing apps without recompiling. In some cases you may get additional benefits from recompiling in order to use the new ISA (instruction set) enhancements discussed in the presentation.

[Q22] Are the perf gains shown for Vcache at iso Power?
	> The 3D V-cache performance chart was based on a 4.0GHz fixed frequency

[Q34] In your slides, you mention Zen 3 achieved a doubling of INT8 throughput. How did you achieve this exactly?
	> We have support for INT8 operations in more of the pipelines in Zen 3 relative to the prior generation