Will, excellent info, thanks very much. This ZIF sounds like the go for me as well. Just one more question before I take the plunge and purchase it.
Although I don't own a copy yet, any idea how this upgrade goes with running the iLife applications? Cheers again, Pete. on 10/7/04 5:30, SuperMacs List at [EMAIL PROTECTED] wrote: > From: Will Schoumaker <[EMAIL PROTECTED]> > Date: Thu, 8 Jul 2004 18:11:44 -0700 > > I bought the Daystar/XLR8 500-600 MHz Zif for $199.00 and it's been > running great in my Carrier card@ 540 MHz CPU 270 MHz 1 MB cache @ > 60MHz bus for two weeks now. I never dreamed my old machine would run > at 60 MHz bus! I did have some issues at first. Often every upgrade in > speed finds weak RAM. Which was the case with this upgrade. One of my > 128 MB chips will not run with the G4 cpu in the machine odd but true. > The trick to getting the 60 MHz speed is twofold . First off the > Daystar/XLR8 500-600 Zif is rated to run at you guessed it 500-600 MHz > depending on machine etc. Each one has also been tested running at 650 > MHz @ 100 MHz bus in a G4 (PCI) machine. They also use a 7410LE low > heat Chip which is newer then what most others are selling.So the Zif > is not being over clocked in our old machines unlike many other Zif > upgrades. However the other motherboard chips are being over clocked so > hard to say how this will go long term. I did have error issues at > first the trick was to remove the motherboard L2 cache from the mix. On > the motherboard to the right of the CPU slot are two very small drops > of soldier labeled J 38. A very few motherboards have two pins with a > jumper here most don't. Jumper pin on turns off the L2 Cache. No jumper > pin you need to soldier just enough to join the two small pins > together. I cheated...I bought for $12.95 at Fry's a Silver Circuit > Writer Pen. It took less then 5 min using this pin to join the two > together. Then another 5-10min to dry. I didn't even have to take > anything apart other then the machine cover and pull the wires to the > side out of the way. Amazing how much better the machine runs with this > small fix. It fixed RAM and hard drive corruption issues running the G4 > at speeds over 500 MHz. I recommend not going too far with the over > clocking of the motherboard and so have not tried over 60 Mhz bus.This > setup is really great in Jaguar and Panther. I don't see any difference > in OS 9 over the G3 running @ 50MHz. My machine now boots in 80 sec in > Panther! Both Macgurus.com and Daystar/XLR8 sell the Zif for $199.00 > plus !5.00 shipping form Daystar. > Note the review you listed uses the OWC G4 500-600 Zif and not the > Daystar/XLR8 Zif. the Daystar is the new low heat 7410 LE Nitro chip > the OWC must use the older chip as they say it runs hot and Daystar > does note that no one else has the new chip. Let me know if you need > any more info on my setup. I did also put in a small fan to blow on the > Carrier cards heat sink just to be on the safe side. The G4 7410 LE > chip like the Powerlogix Fast G3 Zif's does not report any temperature > readings. So I wanted to be sure it wasn't going to overheat even > though the heat sink seems cooler then it was with the G3 550 Zif > setup. Most likely because it's a low temp chip and also it's not being > over clocked. Later Will S -- 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 ---------------------------------------------------------------
