SATA and ATA
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From: Folkert Rienstra on 9 Apr 2005 19:21 "Derek Baker" <me(a)xyzderekbaker.eclipse.co.uk> wrote in message news:8IGdnXYwt4OltMXfRVnysg(a)eclipse.net.uk > "Odie Ferrous" <odie_ferrous(a)hotmail.com> wrote in message news:4258244F.B7BF09AD(a)hotmail.com... > > "a.h." wrote: > > > > > > What technical differences are between SATA and ATA? > > > > SATA sucks. > > No, but not radically better than PATA. > > > Marketing ploy. > > Crappy connectors. > > > > Absolutely NO increase in performance in the real world. His obviously is a small world. > > True, Nonsense. > but increases headroom for the future. Is already at it's end (for 1.5 Gb) where Raid_in_a_box is concerned. > Agree that change to 300 MB/sec unnecessary. Not for applications with multiple drives behind a mux on a single channel. > > > Is that technical enough? Clueless, as usual. > > > > > > Odie
From: John Doe on 10 Apr 2005 00:19 Troll. "Folkert Rienstra" <see_reply-to(a)myweb.nl> wrote: > Path: newssvr19.news.prodigy.com!newsdbm06.news.prodigy.com!newsdst02.news.prodigy.com!newsmst01a.news.prodigy.com!prodigy.com!newscon06.news.prodigy.com!prodigy.net!border1.nntp.dca.giganews.com!nntp.giganews.com!green.octanews.net!news-out.octanews.net!authen.white.readfreenews.net.POSTED!not-for-mail > Reply-To: "Folkert Rienstra" <folkertdotrienstra(a)freeler.nl> > From: "Folkert Rienstra" <see_reply-to myweb.nl> > Newsgroups: comp.sys.ibm.pc.hardware.storage > References: <1113031800.092249.202410(a)g14g2000cwa.googlegroups.com> <d38n9m118o1(a)news2.newsguy.com> <Xns9633610F072FAwisdomfolly(a)207.115.63.158> <rO6dnYfF6ctxksXfRVnytg(a)eclipse.net.uk> > Subject: Re: SATA and ATA > Date: Sun, 10 Apr 2005 01:19:25 +0200 > MIME-Version: 1.0 > Content-Type: text/plain; charset="Windows-1252" > Content-Transfer-Encoding: 7bit > X-Priority: 3 > X-MSMail-Priority: Normal > X-Newsreader: Microsoft Outlook Express 6.00.2800.1437 > X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1441 > Lines: 20 > Message-ID: <42588e2c$0$6058$892e7fe2 authen.white.readfreenews.net> > Organization: Read Free News > NNTP-Posting-Date: 09 Apr 2005 21:23:41 CDT > NNTP-Posting-Host: 14b168b3.authen.white.readfreenews.net > X-Trace: DXC=OGh2mEEiNaMlSHlB]=`R^Ab_[jUcf=dBGPH=X44`;MPI[m3>;UVXR3OjiVWP31XC\@6>oZm1(a)7WSHUY8[HT0[D2BdcRG[dhc8PG > X-Complaints-To: abuse(a)readfreenews.net > Xref: newsmst01a.news.prodigy.com comp.sys.ibm.pc.hardware.storage:348675 > > "Derek Baker" <me(a)xyzderekbaker.eclipse.co.uk> wrote in message news:rO6dnYfF6ctxksXfRVnytg(a)eclipse.net.uk >> "John Doe" <jdoe(a)usenet.love.invalid> wrote in message news:Xns9633610F072FAwisdomfolly(a)207.115.63.158... >> > "J. Clarke" <jclarke.usenet(a)snet.net.invalid> wrote: >> > > a.h. wrote: >> > >> > > > What technical differences are between SATA and ATA? >> > >> > > SATA sends data one bit at a time down a single pair and >> > > receives it the same way, vs 8 bits in parallel for PATA. The >> > > SATA interface has a transfer rate of 150 or 300 MB/sec vs 133 >> > > for the fastest version of PATA, >> > >> > Is that because of shielding on the serial cables? Otherwise I >> > can't imagine why the parallel interface would be limited. >> >> [snipped] >> >> The PATA interface is limited by crosstalk > > Nope. >
From: Eric Gisin on 10 Apr 2005 00:26 "Folkert Rienstra" <see_reply-to(a)myweb.nl> wrote in message news:42588e2a$0$6058$892e7fe2(a)authen.white.readfreenews.net... > "Eric Gisin" <ericgisin(a)hotmail.com> wrote in message news:d38ukm0222a(a)enews3.newsguy.com > > PATA's udma-133 operates at 33MHz, which is pretty high for SE bus. SCSI > > Ultra is only 20MHz. > > > You need LVD and 80-pin connectors to go higher. > > What's with the 80-pin connectors? To make ATA reach higher speeds, you could use LVD and almost twice the connections. Which is why they didn't go LVD, instead double data per clock.
From: J. Clarke on 10 Apr 2005 01:24 John Doe wrote: > Troll. He's just being his usual overly-pedantic self. I can see him in a college somewhere making life Holy Hell for some poor lot of hapless students who don't have the guts to give him a blanket party. It's limited by the standard, not by any theoretical consideration. If cross-talk was a hard physical limitation on parallel interfaces then U320 SCSI would not be possible. > "Folkert Rienstra" <see_reply-to(a)myweb.nl> wrote: > >> Path: >> newssvr19.news.prodigy.com!newsdbm06.news.prodigy.com!newsdst02.news.prodigy.com!newsmst01a.news.prodigy.com!prodigy.com!newscon06.news.prodigy.com!prodigy.net!border1.nntp.dca.giganews.com!nntp.giganews.com!green.octanews.net!news-out.octanews.net!authen.white.readfreenews.net.POSTED!not-for-mail >> Reply-To: "Folkert Rienstra" <folkertdotrienstra(a)freeler.nl> From: >> "Folkert Rienstra" <see_reply-to myweb.nl> Newsgroups: >> comp.sys.ibm.pc.hardware.storage References: >> <1113031800.092249.202410(a)g14g2000cwa.googlegroups.com> >> <d38n9m118o1(a)news2.newsguy.com> >> <Xns9633610F072FAwisdomfolly(a)207.115.63.158> >> <rO6dnYfF6ctxksXfRVnytg(a)eclipse.net.uk> Subject: Re: SATA and ATA Date: >> Sun, 10 Apr 2005 01:19:25 +0200 MIME-Version: 1.0 Content-Type: >> text/plain; charset="Windows-1252" Content-Transfer-Encoding: 7bit >> X-Priority: 3 X-MSMail-Priority: Normal >> X-Newsreader: Microsoft Outlook Express 6.00.2800.1437 >> X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1441 >> Lines: 20 >> Message-ID: <42588e2c$0$6058$892e7fe2 authen.white.readfreenews.net> >> Organization: Read Free News >> NNTP-Posting-Date: 09 Apr 2005 21:23:41 CDT >> NNTP-Posting-Host: 14b168b3.authen.white.readfreenews.net >> X-Trace: >> DXC=OGh2mEEiNaMlSHlB]=`R^Ab_[jUcf=dBGPH=X44`;MPI[m3>;UVXR3OjiVWP31XC\@6>oZm1(a)7WSHUY [HT0[D2BdcRG[dhc8PG >> X-Complaints-To: abuse(a)readfreenews.net Xref: newsmst01a.news.prodigy.com >> comp.sys.ibm.pc.hardware.storage:348675 >> >> "Derek Baker" <me(a)xyzderekbaker.eclipse.co.uk> wrote in message >> news:rO6dnYfF6ctxksXfRVnytg(a)eclipse.net.uk >>> "John Doe" <jdoe(a)usenet.love.invalid> wrote in message >>> news:Xns9633610F072FAwisdomfolly(a)207.115.63.158... >>> > "J. Clarke" <jclarke.usenet(a)snet.net.invalid> wrote: >>> > > a.h. wrote: >>> > >>> > > > What technical differences are between SATA and ATA? >>> > >>> > > SATA sends data one bit at a time down a single pair and >>> > > receives it the same way, vs 8 bits in parallel for PATA. The >>> > > SATA interface has a transfer rate of 150 or 300 MB/sec vs 133 >>> > > for the fastest version of PATA, >>> > >>> > Is that because of shielding on the serial cables? Otherwise I >>> > can't imagine why the parallel interface would be limited. >>> >>> [snipped] >>> >>> The PATA interface is limited by crosstalk >> >> Nope. >> -- --John to email, dial "usenet" and validate (was jclarke at eye bee em dot net)
From: Odie Ferrous on 10 Apr 2005 08:01
Folkert Rienstra wrote: > Hi, Folkert. Thought your recent absence was down to your getting run down by a bus. Never mind - the thought was nice while it lasted. Odie -- Retrodata www.retrodata.co.uk Globally Local Data Recovery Experts |