Gentoo Archives: gentoo-user

From: "Gregor A. „schlumpi“ Segner" <schlumpi@××××××.de>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] What is faster: amd64 or x86?
Date: Tue, 11 Aug 2020 16:37:59
Message-Id: 346a99e4-e950-4ceb-8f37-e67bc750dbb2@Canary
In Reply to: Re: [gentoo-user] What is faster: amd64 or x86? by Sid Spry
1 Hi everybody,
2
3 dafuq what in... not sure what we should answer, it’s total nonsense today to install a 32bit kernel on a 64Bit machine. Really.
4
5 The difference between 32 and 64Bit architecture is _not_ computing speed.
6
7 --
8 Gregor A. „schlumpi“ Segner
9
10 > On Dienstag, Aug. 11, 2020 at 4:55 PM, Sid Spry <sid@××××.us (mailto:sid@××××.us)> wrote:
11 >
12 >
13 > On Tue, Aug 11, 2020, at 11:41 AM, Remco Rijnders wrote:
14 > > On Mon, Aug 10, 2020 at 07:46:36PM -0400, Jack wrote in
15 > > <46fdde47-4437-5aa4-926d-e42aaed8ed03@×××××××××××××××××.net>:
16 > > > > On Mon, Aug 10, 2020, at 1:19 PM, Никита Степанов wrote:
17 > > > > > What is faster: amd64 or x86?
18 > > >
19 > > > Nikita, what are you really asking about? Or, are you just looking to
20 > > > stir the pot?
21 > >
22 > > I think the intended or underlying question was: Should I use the x86
23 > > or amd64 boot media to install Gentoo on my system?
24 > >
25 > > And I think the appropiate answer almost always is amd64 if the system
26 > > supports it. I can see exceptions on severely memory constrained
27 > > systems or if you need to mainly run software that can only run in 32
28 > > bit, but both seem rather uncommon to me.
29 > >
30 >
31 > The appropriate answer is always amd64. The last I looked at benchmarks
32 > was quite a long time ago, but I think there is improvement to running
33 > 32 bit programs inside a 64 bit OS. The newer chips are more than just a
34 > new instruction set. They contain a lot of machinery to make boring things,
35 > like context switching, faster.
36 >

Replies

Subject Author
Re: [gentoo-user] What is faster: amd64 or x86? Grant Taylor <gtaylor@×××××××××××××××××××××.net>