View Full Version : 667mhz celeron overclock?
I have a stupid compaq comp which really sucks. I have tweaked it all the way in terms of software so, now I decided to attack the hardware. I have a celeron 667FCPGA[I think] I want to scrap the mobo because it has no AGP slot. I was thinking of replacing it with an ABIT BX133 but I do not know if it is compatible. anyway, I wanna overclock it and the speed I am wishing for is 1ghz or close to 900. I was thinking water-cooled 152 watt[or maybe less] peltier coupled with a few fans here and there. what do u guys think of the evaporative water cooling system? is it better than the conventional system? will I need to buy high quality RAM? I have generic PC133 128 mb.please tell
it's hit and miss as to whether you will get 1ghz air cooled, you will definately need to replace the intel cooler with something a bit better, as for water cooling and peltiers, if you did do this then a 72W pelt would suffice as the celerons don't pump out more than about 30W even at really high speeds with high voltages, but I would say that it is not very economical to peltier cool a celeron, for a start you may only hit 1ghz if the rest of the system won't go over a 100mhz fsb, and I would say the most you will get as long as you can get the fsb is 1.1ghz to 1.2ghz, now with the celeron due the the L2 cache it only performs about as well as a p3 clocked 200mhz less, so I would say that if you reach even 1.2ghz that it will only perform as well as a 1ghz p3, this is why I don't think it is worth peltier cooling the celeron, you could buy a 700mhz p3 and overclock it to about 933mhz-1ghz+ and it would perform about the same, but cost less and not be as much trouble to set up, if you haven't bought the motherboard yet I would recomend getting a duron system, as these perform about as well as a p3 at the same clock speed, you could get an 800mhz duron which would go to 1ghz quite easily, probabally more, or if you wanted to overclock even higher then you could take a trip to a computer fair and get a 1ghz AXIA tbird, this will go to 1.4ghz with air cooling, but trust me on the matter of peltier cooling celerons it isn't worth it
I was able to overclock a celeron 667 recently to 1000 (1 ghz) with no sweat, even backed off the voltage to 1.75 (after burning it in at 1.80) -- and all of this with the cheap ass oem heat sink/fan combo I received with the unit. Friend even added an overclocked voodoo 3 3000 video card and the core temp on the CPU never goes above 40 degrees C (everything's within acceptable margins). I've read (someplace) that 4 out of every 5 667 celerons make 1 Ghz with little or no additional cooling requirements. You won't be using this CPU in 3 years (when it finally tires), so who cares if the core temp is 25 C or 35 C, they're both acceptable for stable operation. I have been using Abit VL6 mobos, which are ideal for celeron overclocking.
I doubt that even 4 out of 5 667's will reach 1ghz never mind with the standard cooling, I would say see how high you can get with standard cooling and then consider if it is worth taking the chance of a better heatsink making 1ghz (if you don't with standard cooling) super cooling a celeron though is silly unless you are only after mhz to impress people not performance in which case the AXIA tbirds are far better or even a p4
William
04-24-01, 06:40 PM
just check my sig :-), waiting for that new heatsink and going to go for a gig!
In response to Phil, I think I will supercool it anyway... well a 80watt peltier costs 25bucks from 3dcool and a evaporative water cooling system costs about 30-50 bucks. $75 bucks for the performance of a p3 1ghz? cheap. I am also gonna buy a mobo which supports 200mhz overclocking[1mhz at a time after 133]. I know 2 ghz is insane and won't be possible but 1.4,1.5 maybe maybe.[will need to buy high quality RAM]. Maybe I can just forget peltier and do water cool only. still good results. thanks anyway.
William
04-24-01, 08:56 PM
you will not get the same performance as a p3 i gig. You will get something along the lines of a p3 800. You will not get much beyond 1 gig, nothing intel wize except for the p4s are getting much past it. And 200mhz fsb is only for amd cpus. I gig is thouchy, but possible. Annthing beyond that is not going to happen.
dunno260 (Apr 24, 2001 08:56 p.m.):
you will not get the same performance as a p3 i gig. You will get something along the lines of a p3 800. You will not get much beyond 1 gig, nothing intel wize except for the p4s are getting much past it. And 200mhz fsb is only for amd cpus. I gig is thouchy, but possible. Annthing beyond that is not going to happen.
a be6-II supports celeron and 200mhz bus speed and on cpu database person has this cpu at 1.1ghz.
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