From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: Date: Sat, 1 Jul 2006 22:19:05 -0400 From: jmk@plan9.bell-labs.com To: 9fans@cse.psu.edu Subject: Re: [9fans] AMD Sempron In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Topicbox-Message-UUID: 72a053ce-ead1-11e9-9d60-3106f5b1d025 yes. you can fuss over the micromanagement that ekes out every fractional % of performance but unless you are in a very specialised environment that's just obsession. the chips either implement the instruction set and architectural features you expect or they don't. plan9 expects little from the cpu. as usual, what's round about the cpu is the problem, graphics, network, and now to some extent usb (and sata?) being the primary concerns for support. but, of course, device drivers aren't hard (are they? if they were why do other operating systems have so many, coded by such obviously mediocre programmers?), so a little elbow grease should fix that. On Sat Jul 1 20:59:23 EDT 2006, quanstro@quanstro.net wrote: > it's not that bad. they're all K8s with different steppings. what you= don't=20 > know is the cache size or if it's got 64-bit capabilities, which kenc d= oes not > yet support. i don't think what you don't know will be a problem in th= is > case. >=20 > it's interesting with all the marketing going on right now you need to = be > quite savvy to figure out what you're really getting. a bit like the d= ays of > hand-built computers. >=20 > - erik >=20 > On Sat Jul 1 19:35:43 CDT 2006, lyndon@orthanc.ca wrote: > > > the E3/E6 is a 64-bit Palermo core with mmx/sse2/3dnow! with a =20 > > > 16bit 800Mhz HT link. > > > the D0 is the same but might (!) not support 64bit and the cache =20 > > > sizes are half as bug. > > > (64/128 vs. 128/256). > >=20 > > Bloody hell. Let's just simplify the whole mess and give them all a = =20 > > brand name of CPU=E2=84=A2. > >=20 > > I've have a new plan: I'll buy the Sempr0n box to use as a =20 > > replacement for my BSD server, and run Plan 9 on the old box (a Via =20 > > C3 Nehemiah). This works better anyway, as the Via "server" will =20 > > actually fit on the boat ;-) > >=20 > > --lyndon