Intel's mitigation for Spectre Variant 4 can reduce performance by 2-8%

[WYP]

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%.

 

[AlienALX]

Yeah I read somewhere the other day it was getting worse. Ah well, too much invested to change now.

 

[TheF34RChannel]

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?

 

[Dicehunter]

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

 

[TheF34RChannel]

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?

 

[Dicehunter]

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

 

[TheF34RChannel]

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

 

[WYP]

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.

https://www.youtube.com/watch?v=Uv6lDgcUAC0

 

[Kaapstad]

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.

https://www.youtube.com/watch?v=Uv6lDgcUAC0

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