Didn't know Sonnet could do that for me Pete... I was aware only of the limitations I refered to before... I'll have to do some more homework on the new Sonnet options. Thanks...
> From: [EMAIL PROTECTED] > Reply-To: [EMAIL PROTECTED] (SuperMacs List) > Date: Sat, 25 Jan 2003 03:56:15 +0900 > To: [EMAIL PROTECTED] (SuperMacs List) > Subject: Re: [SM] my daughter's S900 > > Eric, I think you are under the misapprehension that those chips were like > older G4 upgrades for PCI machines only having a chip capable of > acceleration to 9x system bus. The new G4 chips (#7455) in the Sonnet > G4800/PCI upgrade are capable of 16x. > > Assuming a 50MHz system bus for our machines: > 9 x 50 = 450MHz > 16 x 50 = 800 MHz > > Some S900/J700s will not go much past 50MHz, while others are capable of > close to 60MHz. While the Sonnet chips do not tend to be as overclockable > or adjustable as the other upgrade makers cards, there is a Japanese thrill > seeker who got his S900 to run one of these Sonnet G4800/PCI upgrades close > to 1Ghz by running the system bus at 60 MHz > <http://www.sevencolors.net/mocw/cpu/cpu02.htm>. He used extra cooling, and > claims it was stable, but of course such overclocking runs the risk of doing > damage to the CPU chip and Sonnet wouldn't warranty such thrill seeking. > However, the point is that once the prices come down on these upgrades, then > there is no reason that an S900/J700 owner couldn't squeeze a few more years > worth out of their machines. Admittedly system bus, PCI, memory, and ATA > controller speeds in newer machines mean that you are not going to get the > exact same speed as a newer machine, but for a fraction of the cost of one > of the newer machines you still get CPU speed that is not too shabby that > should be able to handle the demands of most new OSs and applications. > > I just wish Powerlogix would manufacture a similar G4 upgrade for the PCI > Macs, as they tend to make chips that are much more overclockable with > greater range of setting possibilities, however in recent press releases > they have stated that for PCI Macs they will only be making G3 upgrades at > those higher speeds, as there is not much difference in real world speed > increase between G3 and G4 CPUs for these machines, and they also say that > there is some insurmountable problem about getting these speeds for G4 in > PCI Macs. If Sonnet can do it then not quite sure why Powerlogix can't, but > there you go. If in the next year or so the Sonnet upgrades come down $100 > to $150, then one or both of my S900s is likely to get either the Sonnet G4 > 700 (bit cheaper than the 800) or the 800 MHz upgrade. > > Cheers, Pete. > <[EMAIL PROTECTED]> > >> Date: Fri, 24 Jan 2003 11:35:52 -0500 >> From: "Eric B. Haulenbeek" <[EMAIL PROTECTED]> >> >> The Sonnet G4/800 upgrade is fine as long as you understand that that S900 >> can't run anything much faster than 450mH through it's small system bus... >> your better off spending less money and staying in that 400 to 450 mH range, >> which really 'aint too shabby! > > > -- > SuperMacs is sponsored by <http://lowendmac.com/> and... > > Small Dog Electronics http://www.smalldog.com | Refurbished Drives | > Service & Replacement Parts [EMAIL PROTECTED] | & CDRWs on Sale! | > > Support Low End Mac <http://lowendmac.com/lists/support.html> > > SuperMacs list info: <http://lowendmac.com/supermacs/list.shtml> > --> AOL users, remove "mailto:"; > Send list messages to: <mailto:[EMAIL PROTECTED]> > To unsubscribe, email: <mailto:[EMAIL PROTECTED]> > For digest mode, email: <mailto:[EMAIL PROTECTED]> > Subscription questions: <mailto:[EMAIL PROTECTED]> > Archive: <http://www.mail-archive.com/supermacs%40mail.maclaunch.com/> > > > --------------------------------------------------------------- >> The Think Different Store > http://www.ThinkDifferentStore.com > --------------------------------------------------------------- > > -- SuperMacs is sponsored by <http://lowendmac.com/> and... Small Dog Electronics http://www.smalldog.com | Refurbished Drives | Service & Replacement Parts [EMAIL PROTECTED] | & CDRWs on Sale! | Support Low End Mac <http://lowendmac.com/lists/support.html> SuperMacs list info: <http://lowendmac.com/supermacs/list.shtml> --> AOL users, remove "mailto:"; Send list messages to: <mailto:[EMAIL PROTECTED]> To unsubscribe, email: <mailto:[EMAIL PROTECTED]> For digest mode, email: <mailto:[EMAIL PROTECTED]> Subscription questions: <mailto:[EMAIL PROTECTED]> Archive: <http://www.mail-archive.com/supermacs%40mail.maclaunch.com/> --------------------------------------------------------------- >The Think Different Store http://www.ThinkDifferentStore.com ---------------------------------------------------------------
