From owner-freebsd-chat Thu Nov 6 19:08:30 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id TAA03798 for chat-outgoing; Thu, 6 Nov 1997 19:08:30 -0800 (PST) (envelope-from owner-freebsd-chat) Received: from obie.softweyr.ml.org ([199.104.124.49]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id TAA03792 for ; Thu, 6 Nov 1997 19:08:27 -0800 (PST) (envelope-from wes@xmission.com) Received: (from wes@localhost) by obie.softweyr.ml.org (8.7.5/8.6.12) id UAA24391; Thu, 6 Nov 1997 20:20:28 -0700 (MST) Date: Thu, 6 Nov 1997 20:20:28 -0700 (MST) Message-Id: <199711070320.UAA24391@obie.softweyr.ml.org> From: Wes Peters To: Eivind Eklund CC: chat@freebsd.org Subject: Re: WTB: Pentium Pro 180 In-Reply-To: <199711061003.LAA03286@bitbox.follo.net> References: <199711060642.BAA09051@dyson.iquest.net> <6037.878799708@time.cdrom.com> <199711061003.LAA03286@bitbox.follo.net> Sender: owner-freebsd-chat@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Eivind Eklund writes: > MMX is as far as I can tell usable for two things: > Fast, simple graphics effects (Photoshop filters and effects in the > demo scene) > Block copying (but I'm not certain this is faster than other types of > block copy) You're right about the block copy - it is quite fast. The other use for MMX, as the name implies, is simple manipulation of video streams. The intent was to make it simpler, or at least possible, to implement video codecs in software. Any benefits to games or other 3-D effects were purely non-intentional. I have this from a pretty reliable source. ;^) -- "Where am I, and what am I doing in this handbasket?" Wes Peters Softweyr LLC http://www.xmission.com/~softweyr softweyr@xmission.com