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Intel cpu bug. Os patch might reduce perf up to 30%
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yeah I mean I doubt we will see that much performance difference in games but will be interesting to see this tested out.
in terms of security oh man they done ****ed up. |
This just in.. Intel's next gen CPUs to boost performance by 30%! Pre-order now!
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If the 30% performance hit is true then that eliminates Intel's IPC lead.
**** just got real son. |
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Meanwhile at AMD...
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Do you think people will start a lawsuit if performance is that huge?:bleh2:
It sounds it'll affect Cloud VM machines than everyday users. https://www.reddit.com/r/sysadmin/co..._bug_incoming/ |
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https://www.theregister.co.uk/2018/0...u_design_flaw/ |
https://www.phoronix.com/scan.php?pa...5-x86pti&num=2
Someone has done some benchmarks already. Gaming performance is unaffected but some hits are massive depending on the tasks. Could be up to 35% performance loss now. I see a lawsuit in Intel's future. |
After the success of Ryzen and TR, this is great news for AMD.
I hear VIA is releasing an 8-core chip that rivals Ryzen2 performance next year, this could be great for competition in the CPU market - to knock Intel down a peg or two. |
This hits them where it hurts the most.,, Data centers!
These types of performance loses at that scale cost these companies a fortune. I predict AMD stock is going to be on the up very soon. :lol: |
Intel buyer
10 years wonder how long intel has know about it ? glad I still have all my old intel chips after the lawsuits maybe I can return them :lol: |
Dont suppose this lawsuit goes back to the celeron 300a? It was my last intel cpu. Mind you I doubt I can find it... its buried in the basement...
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On the plus, gaming isn't affected.
On the plus, when giving ETAs on projects and go lives at work I'll have to factor this in. :bleh: |
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I don't know many that game on Linux https://www.phoronix.com/scan.php?pa...l-Gaming-Tests have you seen any benchmarks on windows 7/8/10 ? is the windows fix out yet ? Quote:
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https://www.youtube.com/watch?v=2TnkJ8_BmSI |
I am not happy about this even if it's intel.On the other hand do they knew about this and it was discovered by the public in 2017 or it was discovered just popped out in this time frame for the first time ?
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now it get dumb
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The whole thing has to do with access to kernel functionality, with the fix seemingly 'flush TLB/VM page table of kernel pages', which is something games generally don't do much of. Things like disk IO might well take a hit/stall when the functions are called upon as they basically tunnel down to kernel level stuffs in some cases; but general frame-to-frame operations probably won't be impacted as things like gfx API code now sits largely in user land away from the kernel. As others have mentioned, it'll be data centres and the like which get a bit of an ouch when it comes to this... I'd be surprised if gamers notice any problems however 👍 |
They should bench AssCreed, since it uses VMProtect to see if it impacts performance.
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https://danluu.com/cpu-bugs/
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Intel is forcing developers to implement it regardless of CPU. Doesn't surprise, can't lose performance to the competition.
Gonna offload the 8700K as soon as Ryzen2 hits. |
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if true i'm sure AMD will sue .... Quote:
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Why you offload the 8700k ? Are you using VM ? |
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You need proof of that before you can win in court. |
WHat it looks like Intel is doing is trying to convince developers that its in their ( developers ) best interest to target all x86 CPU's let it be Intel, AMD or whoever just to be on the safe side. AMD is turning around and saying it doesn't effect our CPU's because we don't let anything access the Kernel at that level.
All AMD has to do is prove it, and it should be easy enough for them to do so. |
I am skeptical whether lawsuits are going to be very successful. If it's an inadvertent bug then it's not like Intel has been misrepresenting anything, and what were the alternatives anyway? Bulldozer based processors are probably still slower even after the fix. Ryzen only came out in the last year. So, it's not like these companies could have bought anything else even if performance was lower.
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