Gentoo Archives: gentoo-user

From: Stanislav Nikolov <stanislav.ltb@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Better CPU for compiling with gcc
Date: Tue, 10 Nov 2015 18:37:24
Message-Id: 56423958.2030802@gmail.com
In Reply to: Re: [gentoo-user] Better CPU for compiling with gcc by Mick
1 On 11/10/2015 08:17 PM, Mick wrote:
2 > On Tuesday 10 Nov 2015 17:47:08 Stanislav Nikolov wrote:
3 >> Dear Gentoo users,
4 >> I'm building a new PC. I have a budget of ~$550-$650. No GPU, no special
5 >> case (I may use a card box), not even a hdd or ssd. So, as you can see,
6 >> it's pretty much "get the best CPU and mobo/ram that are compatible with
7 >> it". The problem is, which is the best one. By "best" I mean to compile
8 >> shit fast. My laptop with 3rd gen i5 compiles firefox for 40 minutes on
9 >> average.
10 >>
11 >> The most expensive Intel CPU is the skylake i7-6700k. But is it the best?
12 >> Is there something from AMD that will perform even better? I can't find
13 >> any benchmarks with AMD/Intel CPUs. And how much does the mobo matter?
14 >> Will a cheap $30 400W PSU power that thing?
15 >>
16 >> Thanks
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 So, I shouldn't prepare for a 8x times faster compile time... :(

Replies

Subject Author
Re: [gentoo-user] Better CPU for compiling with gcc Alan McKinnon <alan.mckinnon@×××××.com>