Date: Sat, 24 May 1997 20:36:00 +1000 From: Bruce Evans <bde@zeta.org.au> To: hackers@FreeBSD.ORG, j@uriah.heep.sax.de Subject: Re: Controler for SCSI Message-ID: <199705241036.UAA02991@godzilla.zeta.org.au>
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>> Funny, the 2920 is listed in the docs somewhere as not supported <the >> only Adaptec so specified>. >... >The EIDE is about the same as what you could get with the Future >Domain; both are PIO only. Nope, EIDE supports PIO mode 4 (16.6MB/sec) and DMA at about the same speed. 16.6MB/sec is standard for PCI EIDE controllers. Crufty SCSI PIO controllers are unlikely to be as fast. New Quantum EIDE drives support DMA at 33.3MB/sec. Bruce
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