Gentoo Archives: gentoo-user

From: Mick <michaelkintzios@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Microcode updates for "old" Intel CPU's
Date: Tue, 09 Jan 2018 07:56:28
Message-Id: 5230463.6UeNKciKob@dell_xps
In Reply to: Re: [gentoo-user] Microcode updates for "old" Intel CPU's by Corbin Bird
1 On Monday, 8 January 2018 17:47:03 GMT Corbin Bird wrote:
2 > On 01/07/2018 02:46 PM, Taiidan@×××.com wrote:
3 > > I have several sandy/ivybridge CPU's and I was wondering if anyone
4 > > knows as to if intel is releasing microcode updates for them.
5 > >
6 > > It sure would be funny if intel wanted you to buy a new CPU to fix a
7 > > problem that was their fault to begin with.
8 >
9 > Do you remember the x87 bugs discovered in the original i586 Pentiums?
10 > Never fixed.
11 > Still built into every Intel CPU.
12 > Intel does NOT replace "defective-by-design" hardware.
13 > Instead, every OS is required to "software emulate" the FPU.
14 >
15 > Search for "errata-not-bug".
16 > Intel's term for their screw-ups in their CPUs.
17 >
18 > Intel is only releasing patch code for the last five years of products.
19 >
20 > And ... if you read up on the "e-mails" being posted ...
21 > ... It looks as if Intel is NOT going to fix this in future CPUs either.
22 > Instead, every OS will be required to "work-around-this".
23 >
24 > Perhaps the reason "someone" tried to implicate this effects ALL CPU
25 > architectures?
26 > ( IBM RISC 6000, PowerPC, DEC Alpha, IBM System/390, Sun SPARC64, for
27 > example )
28 >
29 > Intel did try to make their "patch" mandatory for AMD CPUs ( with NO
30 > disable switch ).
31 > Why?
32 > Think about it.
33 >
34 > Corbin
35
36 So what affordable and available CPUs should one be looking into for a new
37 desktop build?
38
39 Also, laptops?
40
41 --
42 Regards,
43 Mick

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Re: [gentoo-user] Microcode updates for "old" Intel CPU's Corbin Bird <corbinbird@×××××××.net>