From owner-freebsd-hardware Fri May 28 11:13:16 1999 Delivered-To: freebsd-hardware@freebsd.org Received: from narnia.plutotech.com (narnia.plutotech.com [206.168.67.130]) by hub.freebsd.org (Postfix) with ESMTP id 71F34151E1 for ; Fri, 28 May 1999 11:13:13 -0700 (PDT) (envelope-from gibbs@narnia.plutotech.com) Received: (from gibbs@localhost) by narnia.plutotech.com (8.9.1/8.7.3) id MAA07001; Fri, 28 May 1999 12:03:00 -0600 (MDT) Date: Fri, 28 May 1999 12:03:00 -0600 (MDT) From: "Justin T. Gibbs" Message-Id: <199905281803.MAA07001@narnia.plutotech.com> To: richard@pegasus.com (Richard Foulk) Cc: hardware@FreeBSD.org Subject: Re: Support for Symbios vs. Adaptect SCSI X-Newsgroups: pluto.freebsd.hardware In-Reply-To: <199905280119.PAA24186@pegasus.com> User-Agent: tin/pre-1.4-980818 ("Laura") (UNIX) (FreeBSD/4.0-CURRENT (i386)) Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org In article <199905280119.PAA24186@pegasus.com> you wrote: > } > In general, the PCI interface on the Adaptec chips is unsurpassed > } > in the industry. > } ... > } > } This is very helpful information. It does make it clear that Adaptec > } makes sense at the high end. You get what you pay for, etc... > > I've seen test reports in the past that place the Symbios controllers > at a slight speed *advantage* over Adaptec. (Sorry no references, too > long ago.) The FreeBSD Adaptec driver is known to vastly out perform the Adaptec NT driver. This is mostly because adaptec uses a fairly complex abstraction layer for the hardware that all OS drivers are written to. -- Justin To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message