Gentoo Archives: gentoo-user

From: Mick <michaelkintzios@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Better CPU for compiling with gcc
Date: Tue, 10 Nov 2015 18:17:34
Message-Id: 201511101817.35016.michaelkintzios@gmail.com
In Reply to: [gentoo-user] Better CPU for compiling with gcc by Stanislav Nikolov
1 On Tuesday 10 Nov 2015 17:47:08 Stanislav Nikolov wrote:
2 > Dear Gentoo users,
3 > I'm building a new PC. I have a budget of ~$550-$650. No GPU, no special
4 > case (I may use a card box), not even a hdd or ssd. So, as you can see,
5 > it's pretty much "get the best CPU and mobo/ram that are compatible with
6 > it". The problem is, which is the best one. By "best" I mean to compile
7 > shit fast. My laptop with 3rd gen i5 compiles firefox for 40 minutes on
8 > average.
9 >
10 > The most expensive Intel CPU is the skylake i7-6700k. But is it the best?
11 > Is there something from AMD that will perform even better? I can't find
12 > any benchmarks with AMD/Intel CPUs. And how much does the mobo matter?
13 > Will a cheap $30 400W PSU power that thing?
14 >
15 > Thanks
16
17 I don't (yet) own a i7-6700k, but my 6 year old laptop with (1st generation)
18 i7 Q720 @1.60GHz takes slightly less than yours:
19
20 Sat Oct 3 14:35:40 2015 >>> www-client/firefox-38.3.0
21 merge time: 36 minutes and 53 seconds.
22
23 Fri Nov 6 09:10:06 2015 >>> www-client/firefox-38.4.0
24 merge time: 38 minutes and 8 seconds.
25
26
27 In contrast a year old AMD A10-7850K APU is significantly faster:
28
29 Sat Oct 3 19:40:48 2015 >>> www-client/firefox-38.3.0
30 merge time: 17 minutes and 42 seconds.
31
32 Fri Nov 6 08:41:02 2015 >>> www-client/firefox-38.4.0
33 merge time: 18 minutes and 18 seconds.
34
35
36 I would also be interested to see compile times of more modern i7s and FXs,
37 but bear in mind that in single core operations Intel is these days
38 significantly better than AMD.
39
40 --
41 Regards,
42 Mick

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Re: [gentoo-user] Better CPU for compiling with gcc Stanislav Nikolov <stanislav.ltb@×××××.com>