Gentoo Archives: gentoo-user

From: Harry Putnam <reader@×××××××.com>
To: gentoo-user@l.g.o
Subject: [gentoo-user] Re: [OT] Homebuilt Mobo bundles
Date: Sat, 07 Nov 2009 03:21:19
Message-Id: 87hbt7ggut.fsf@newsguy.com
In Reply to: Re: [gentoo-user] Re: [OT] Homebuilt Mobo bundles by Volker Armin Hemmann
1 Volker Armin Hemmann <volkerarmin@××××××××××.com> writes:
2
3 >> I kind of overpowered the original setup back when I bought it,
4 >> somewhere like 200[12]. It's an antec 430 w. But that is probably
5 >> wimpy by now. Back then it was well above the standard stuff, which
6 >> were more like 230 w.
7 >>
8 >
9 > 430W should be ok, The problem is that they are the wrong 430W. Back then most
10 > load was on 3.3V and 5V. Today PSUs have several 12V 'lines' just because the
11 > load on 12V is so huge. Also I am not sure that your old PSU has all the
12 > connectors needed (24 pin ATX, 4/8pin P8).
13 >
14 > So, while the output will be enough (I have a 955, 8gb ram, a 3870, several
15 > harddisks and a 450W PSU. Some time ago I measured loads with 4gb and a X2
16 > 6000 which has the same TDP. Max load was ~300W - and I had to do stupid stuff
17 > to reach that. Max load compiling/gaming was around 200W), it is not the kind
18 > the system needs. No mobo today cares about 30A on 5V. But they want as many
19 > Ampere on 12V as possible.
20 >
21 > So, you should think about a nice, non-cheap 450-500W psu.
22
23 Thanks Volker,
24 Good to know the details about the newer PSUs