Date: Wed, 25 Feb 1998 20:11:18 -0600 From: Karl Denninger <karl@mcs.net> To: dg@root.com Cc: freebsd@isvara.net, FreeBSD Hackers <hackers@FreeBSD.ORG> Subject: Re: "Best" Fast Ethernet Card Message-ID: <19980225201118.40285@mcs.net> In-Reply-To: <199802252256.OAA14216@implode.root.com>; from David Greenman on Wed, Feb 25, 1998 at 02:56:37PM -0800 References: <19980225143805.18181@mcs.net> <199802252256.OAA14216@implode.root.com>
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On Wed, Feb 25, 1998 at 02:56:37PM -0800, David Greenman wrote: > >What's the difference between the REV A and REV B boards? > > The A boards use a different NIC and are not supported. > > >> The recently released 3com Fast Etherink XL (rev B) 3C905B NIC is the best money > >> can buy (apart from server cards costing upwards of 250UKP). > >> It has lower CPU usage than any other card, helping it to give the fastest > >> performance. > > The 3Com 3c905 driver in FreeBSD uses the card in compatibility mode (non- > DMA programmed I/O) and is thus the slowest/highest overhead board that we > support. The Intel PCI Pro/100B and Pro/100+ are the fastest/lowest overhead > boards that we support, followed by the DEC boards. I haven't measured the > performance of the new SMC cards, but I doubt that it is any lower overhead > than the Intel cards. > > -DG > > David Greenman > Core-team/Principal Architect, The FreeBSD Project The SMC cards *ARE* DEC chipsets. Is there a difference between the PRO/100B and PRO/100+? -- -- Karl Denninger (karl@MCS.Net)| MCSNet - Serving Chicagoland and Wisconsin http://www.mcs.net/ | T1's from $600 monthly to FULL DS-3 Service | NEW! K56Flex support on ALL modems Voice: [+1 312 803-MCS1 x219]| EXCLUSIVE NEW FEATURE ON ALL PERSONAL ACCOUNTS Fax: [+1 312 803-4929] | *SPAMBLOCK* Technology now included at no cost To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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