From: kevin.bowling@kev009.com   
      
   On 1/6/25 14:37, SteffenU wrote:   
   > Hi,   
   >   
   > great news, so I will try the TI chips, hopefully I find one of 8kb   
   > variant. Did you change the quartz also? This would be a bit beyond me.   
      
   I did not change the oscillator yet, it will run at a lower speed but   
   with the new instructions and cache without doing so.   
      
   > Cheers/2   
   >   
   >   
   > On 06.01.2025 22:11, Kevin Bowling wrote:   
   >> On 1/6/25 11:12, SteffenU wrote:   
   >>> Hi all,   
   >>>   
   >>> in my quest to improve my old P70, I ran across the Cyrix / TI   
   >>> upgrade CPUs. I could source one for relatively cheap, it is the   
   >>> following CPU:   
   >>> TX486DLC/E040C-GA. I am waiting for the confirmation whether it is   
   >>> the BGA 132 Socket variant.  Of course, it is a 40 MHz CPU, and my   
   >>> P70 is a 20MHz Model. Would that CPU run with the slower clock speed?   
   >>> I am likely to buy it and just try it out.   
   >>>   
   >>> This one would be even nicer with the 8kb Cache: Ti486 SXL-40 40MHz.   
   >>> Would that run in my 20Mhz machine?   
   >>>   
   >>> I am truly impressed about the vast information available for these   
   >>> machines.   
   >>>   
   >>> Cheers/2   
   >>   
   >> I have had success with the Cyrix 40mhz 486 upgrade chip on the P70.   
   >   
      
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