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  #1  
Old 22-05-18, 12:56 PM
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Intel's mitigation for Spectre Variant 4 can reduce performance by 2-8%

Intel's mitigation for Spectre Variant 4 can reduce performance by 2-8%. It looks like Intel's Spectre problems are getting worse.



Read more about Intel's Spectre Variant 4 mitigations impacting performance by as 2-8%.

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Old 22-05-18, 01:06 PM
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Yeah I read somewhere the other day it was getting worse. Ah well, too much invested to change now.
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Old 22-05-18, 07:53 PM
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Well both companies their CPUs are under a microscope now so I expected more to be found.

I wonder where we can enable/disable it once installed?
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Old 22-05-18, 09:16 PM
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Quote:
Originally Posted by TheF34RChannel View Post
Well both companies their CPUs are under a microscope now so I expected more to be found.

I wonder where we can enable/disable it once installed?

Unless you or I i.e the general non server customer, Are doing these types of workloads, They won't affect us
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Old 22-05-18, 09:27 PM
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Unless you or I i.e the general non server customer, Are doing these types of workloads, They won't affect us
So leave it disabled then?
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Old 22-05-18, 09:28 PM
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So leave it disabled then?

No I mean even if it's enabled it won't affect your gaming as these patches only seem to affect server type workloads
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Old 22-05-18, 09:31 PM
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No I mean even if it's enabled it won't affect your gaming as these patches only seem to affect server type workloads
Oh yes I understood as much from the article, but know what you meant now
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Old 22-05-18, 09:44 PM
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Red Hat has created a great video explaining Speculative Store Buffer Bypass, Spectre Variant 4. I'll leave this video here for anybody that wants to watch it.

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Old 23-05-18, 12:36 PM
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Red Hat has created a great video explaining Speculative Store Buffer Bypass, Spectre Variant 4. I'll leave this video here for anybody that wants to watch it.

So the real answer is for vendors to build PCs with more/faster memory so caching is not needed.
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