-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Sunday 07 December 2003 1:59 pm, Tom Brinkman wrote: <snip> > Well, IMO, I don't see any suspense to it. Up till now all the > various IDE schemes since Vesa Local, including SATA, ride on the > old. tired, rode hard'n put up wet 33.3Mhz PCI/IDE bus. Using > various schemes to double, triple, even quad pump the results. Of > course this would make users believe that this 2x, 3x, even 4x > the thruput .... til reality sets in. > > Best example is AGP. Advertised as 66mhz, but it's just a > gimmick that ups graphical performance by about 7%, while > imposing additional loads on the cpu/cache/ram that have a > detrimental affect to overall system performance. In truth it's > just a 33.3mhz PCI bus subset spec. Once that cat was out of the > bag, they went on to advertise AGP 2x, 4x, and now 8x. An > they've got a lot of people thinkin it's an improvement. Billy > Gates type marketing IMO. Serious overclockers and production > server, mission critical types OTOH, went as far out of the way > as they could (and still do) to resist and avoid these crowd > pleasers. > > I don't know enough about PCI-X to comment on it accurately, > but as you can see from the name, it still runs on the 33.3mhz > PCI bus. Never know what just might be right around the next > corner tho .... ;) But .... > > Then ya still got'a wait 6 mos. to a year for it to be > adequately supported in Linux. As it stands, better HDD > performance is currently achieved with high rpms and bigger > bigger faster drive caches. Yet the PCI/IDE bus hasn't been fully > exploited yet.
This is actually fairly readable and understandable: http://www.anandtech.com/systems/showdoc.html?i=1830 If you want the specs they're here for download: http://www.pcisig.com/specifications You need to register to get the specs I think. Regards; Charlie - -- Edmonton,AB,Canada User 244963 at http://counter.li.org Mandrake Linux release 9.2 (FiveStar) for i586 kernel 2.4.22-21mdk 16:54:55 up 3 days, 20:04, 1 user, load average: 1.65, 0.78, 0.68 PIZZA!! -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (GNU/Linux) iD8DBQE/07+FZqvqlrLPr5YRAjeFAKCiKX/Px5+v4GTM6XiKkSM9ZCtGuACfbd44 AmWeoPichtDF0AmUjAovhIY= =fMN8 -----END PGP SIGNATURE-----
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