View Full Version : Can t-bird 900 do overclock with 133mhz bus?
black_dog
02-15-01, 10:14 PM
Hi I have a t-bird 900 socket a, ibm gpx75 30 giger, savage 2000, 256 pc133 cas3 ram, abit KT7 mobo. So far I overclocked it to 1ghz [10x100mhz]. Should I even attempt to try to run it at 133mhz fsb (7.5x133) or just thank the stars i'm runng at one g. Would it hurt my computer if it didn't work, I might have to reboot or reset the cmos? Any input would be appreciated.
I can't get my KT7 to even go to 105 Mhz solid. I do opt for the memory to clock at 100+pci and CAS 2 though. All settings in bios maxed. Not sure why, but my system is solid, so I don't lay awake at night worrying about it :-)
Hoot
You need a KT133A mobo to do that. The KT133 is FSB limited to about 110 MHz max.
Metaxas
02-16-01, 12:58 AM
If you get or got the right kind of mobo, you can...BUT BE SURE TO LOWER THE MULTIPLIER. Example:
I have a 1.2Ghz, default mode is 12 x 100
I run it at 9 x 133
Yours would be 9 x 100, so if you tried running it at 133 but with a multiplier of 9, you would be running it at the same speed mine does, but yours would blow out if you don't have the cooling for it. My temps are in between 105 - 108F. When I ran it at 9 x 100, the temp never got over 94F...heehee, but why do that? ;D
SickBoy
02-16-01, 01:42 PM
what's up with the general stupidity in this forum? Listen to DaveB, you can't run a Tbird or a Duron at 133 MHz FSB on a KT133 board. it requires a 133A board. It's something that has been covered on the front page, go back and read the articles.
SickBoy
Yes but you will need a mobo that supports 133FSB. Otherwise any unlocked CPU can run at 100, 133 or even 160 MHz, provided you adjust the multiplier DOWN, so that the product of FSB and multiplier equals your rated speed.
9x100= 6.5x138=5.5*164= about 900
Yo
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