View Full Version : Unlocking a p3???
Bobby Manus
07-27-01, 02:31 PM
Hey guys really new to intel, last night I decided to overclock and I was able to get my FSB up to 150, 140 is more stable though. I overclocked my geforce 2 ultra to and its at 300 core and 500 ram speed no problem. Now I want to unlock my multiplyer, so I take off my heatsink and I look for the L1 bridges like it was an AMD processor. So how do we unlock these p3's?
Shadow рс
07-27-01, 02:56 PM
Pentium class processors can NOT be unlocked unfortunately. We Intel fans are forced to play with FSB's and Voltages alone. =(
Bobby Manus
07-27-01, 02:58 PM
I just posted this same thing on a dslreport.com forum and someone said that you can't unlock p3's?!?! So are you guys overclocking by pure FSB?!?! I was only able to get 1050 from my p3 933, and stable I turn it to 980. I was planing on bumping up my multiplyer and geting a real overclock, or is this only an AMD feature??
samuknow
07-27-01, 02:59 PM
Sad but true.
Starting at a 133FSB means you will be pretty limited on your OC.
It is to say the least a little more difficult to OC a pentium.
Bobby Manus
07-27-01, 03:03 PM
Oh my I feel bad for you guys!!! I always assumed you intel guys could unlock multiplyers as well. How do you get a decent overclock without frying all your componets?? My comp can only hit 150, or 44mhz for my componets. (i think thats right 150 divided by 4 hehe) Well looks like I can throw my overclocking dreams out the window! Ill go buy another AMD mobo this weekend! HEHE
AmbientFiction
07-27-01, 03:08 PM
The only way to keep from frying things is to find a moherboard that can reduce that FSB to PCI
Shadow рс
07-27-01, 04:32 PM
read around here a bit. You'll actually find some impressive overclocks with pentium processors. Especially the Celerons and P III 700's.
For True overclocking, nothing can beat an AMD, however for true quality, nothing can beat a P III. =)
Bobby Manus
07-27-01, 05:38 PM
So your saying you would rather have maybe a 933mhz p3 oced to about 1050 like what ihave right now then a amd 1.2 oced to about 1.4-1.6? BTW what are you guys geting out of your p3's OC wise? I didn't really mess wth it a whole lot, I doubt I can go past 150fsb, even that s shaky. I have a huge high power floor fan that is bigger then my case blowing onto my comp, so cooling cant be that bad hehe. Can you guys get past 150fsb? Thats mighty impressive if you do.
theflyingrat
07-27-01, 05:41 PM
Many of the Intel 815 boards are easily able to overclock beyond 166 MHz. Hence the advent of truly great items such as PC166 memory. Some incredible performance gains can be had, but only if the components on your PCI bus can handle it.
Bobby Manus
07-27-01, 05:48 PM
Yeah what kind of network cards are you guys using to run 166fsb? I guess my cheap 20$ nic cant keep up with the big boys. Plus I'm using a soundblaster pc128, so that could be holding it back as well. I dont think my geforce 2 ultra is holding me back, but posibly. My ram... Well it runs cas 2 np. If it is holding me back I can always set it to cas 3...
theflyingrat
07-27-01, 05:53 PM
LOL...If something's gonna crap out at 166 FSB, it's definitely going to be the NIC! :) A good Intel (No, I'm not plugging Intel) card may cost $70 or so, but word around town has it that they're a little more resistant to failure than the cheapo generic D-Link $15 Best Buy specials (I know...I own 2 of them!). No GeForce2 I've heard of has EVER given any problems - most will run at a 180 FSB easy. No, I don't know how, they just do. This seems to be the only real problem with OCing Intel chips - you need componentry whose quality is as high as the Intel components you're running them on. You can't skimp on ANYTHING when you're going for the high FSB speeds.
The soundblaster, someone else will have to answer your ? there - I have no idea with sound cards, so I won't pretend I know.. Heh....good luck, and don't give up on that PIII!
Bobby Manus
07-27-01, 06:48 PM
Im not giving up, im selling the mobo and processor to my brother for 150$ (half what i got it for, about 3 or 4 months used) and im gunna pick up a a7a266 and a 1.2ghz athlon from newegg. There store is only about 30 mins away andn they have great deals, it will probably be about 250$, so it will cost me 100$ for this upgrade... I will defintly continue to o/c this setup just it will be in my brothers box. As for getng a 70$ nic card and new sound card, I think im better off just staying at around 144mhz fsb, he doesnt have sufficent cooling in there for 180mhz fsb speeds lol.
outhouse
07-27-01, 08:00 PM
LOL i dont think ive heard of anyone running that high allthough i'm getting close at 171FSB your PC has allot of room for overclocking when i first started i was about where your at in FSB when i started having trouble but little by little a few tricks and a few cooling mods and a little CV mod [vidpinning] ive got this old CPU to sing a little for me. You might try popping out your NIC card and see where you can get afterwords, also if you have a VIA chipset disable sideband in your registry that will help allot or atleast it did for me, even with your fan you still have plenty of room for some extra cooling that should help if your running some extra CV, Thats one thing about these Intel CPU's when there overclocked [probably same for AMD] they can get a little tempermental about temps if i let mine get above 33C at full load i can exspect a little unstability. I agree i cant compete with some of the AMD boys with there killer bandwidth but i'm holding in the top 25 [last time i looked :)] for fastest CPU times per work unit so i'm happy with my Intel. My next PC will be AMD. :)
outhouse
07-27-01, 08:03 PM
LOL i dont think ive heard of anyone running that high allthough i'm getting close at 171FSB your PC has allot of room for overclocking when i first started i was about where your at in FSB when i started having trouble but little by little a few tricks and a few cooling mods and a little CV mod [vidpinning] ive got this old CPU to sing a little for me. You might try popping out your NIC card and see where you can get afterwords, also if you have a VIA chipset disable sideband in your registry that will help allot or atleast it did for me, even with your fan you still have plenty of room for some extra cooling that should help if your running some extra CV, Thats one thing about these Intel CPU's when there overclocked [probably same for AMD] they can get a little tempermental about temps if i let mine get above 33C at full load i can exspect a little unstability. I agree i cant compete with some of the AMD boys with there killer bandwidth but i'm holding in the top 25 [last time i looked :)] for fastest CPU times per work unit so i'm happy with my Intel. My next PC will be AMD. :)
I sold the system but I ran an 866eb at a 166fsb on a asus cusl2-c with no problems. Cards were geeforce2 mx, sblive, intel nic. I like intel nics and I picked up 1/2 a dozen at a show a while back for 15 bucks each. The stores around here want 70-80 for them.One of the big surprises here is I used a no-name cas3 pc133 stick and it hit 166 with no trouble guess that was luck. The system did scream at that high fsb speed. I highly recomend running a high fsb if you can manage it with your hardware.
funnyperson1
07-27-01, 09:40 PM
yeah, ima get an amd system for my mom, and oc the hell outta it, but the benefit of ocing an intel is that the whole system starts running fast as heck...not just the cpu....but the best thing to do(ithink is get an 100fsb pIII and then take it to atleast 133...at which it is balanced).....
Bobby Manus
07-28-01, 11:55 PM
Well you can overclock AMD fsb as well, but people dont put as much effort into that (like byng name brand nic cards) becuase they can just bump up the multiplyer another notch. But i can defintly imaging more overall perfomance increase beacuase of your higher fsb's. Im still contemplating on wither to buy a new intel mobo and keeping my p3 933 processor or selling my p3 933 and getting an amd 1.2 and new amd mobo. What can I expect to get for a used 933mhz p3? Its only 2 months old and only oc'ed for 1 day. (I broke my mobo while I was taking off my heatsink. I wanted to feel the processor and make sure it wasnt running hot after I oced it.) Also I dont know if the color of the core maters like some amds but if it does its dark blue, and it did 150mhz fsb for about an hour then I broke my mobo hehe.
funnyperson1
07-29-01, 12:40 AM
Bobby Manus (Jul 28, 2001 11:55 p.m.):
Well you can overclock AMD fsb as well, but people dont put as much effort into that (like byng name brand nic cards) becuase they can just bump up the multiplyer another notch. But i can defintly imaging more overall perfomance increase beacuase of your higher fsb's. Im still contemplating on wither to buy a new intel mobo and keeping my p3 933 processor or selling my p3 933 and getting an amd 1.2 and new amd mobo. What can I expect to get for a used 933mhz p3? Its only 2 months old and only oc'ed for 1 day. (I broke my mobo while I was taking off my heatsink. I wanted to feel the processor and make sure it wasnt running hot after I oced it.) Also I dont know if the color of the core maters like some amds but if it does its dark blue, and it did 150mhz fsb for about an hour then I broke my mobo hehe.
if you cant find anyone to sell it to, you can always give it to me ???, but i think you could probly get 130 for it....
Bobby Manus
07-29-01, 02:22 AM
Oh my I would be happy with 100... Right now on pricewatch there 150, so i figure 2/3 price is resonable for a used item. Not like processors have wear and terror, there built to last longer then you would want to use them hehe. Anyone interested? I will try posting a classifid as well on this page.
Shadow рс
07-29-01, 03:13 AM
email me if you aren't able to get rid of it in the classifieds.
Bobby Manus
07-29-01, 03:34 AM
Sounds good. Whatever I do I need to get it done withen the next couple of days just becuase I am without a system right now hehe. This is my bros right now. Also I can throw in a heatsink/fan cuase I have no use for it right now. Its got an aluminom base but the fan is kinda dinky. Fine for minor overclocking but anythng major fan will need to be replaced with one that can suck more air.
If you really want to overclock get a P4. some of those can be clocked over 2Ghz and contrary to what most people believe a P4 at 2Ghz would outperform an AMD chip. Intel designed the P4 to clock very high. I know the P4 has got a lot of bad press and everyone seems to be under the impression that a P4 at any speed would be outperformed by other processors, but while it may be true that at the same clock speed the P4 may perform less at some point it will surpass everything else. A P4 at 2Ghz would probably be about the fastest x86 cpu you could have.
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