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        <div dir="ltr" data-setdir="false">My understanding is that the Weitek PowerUP CPUs are the same between the SS2 and IPX</div><div dir="ltr" data-setdir="false">mike<br></div><div><br></div>
        
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                        On Saturday, January 4, 2025 at 10:28:30 AM CST, Dave McGuire via rescue <rescue@sunhelp.org> wrote:
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                <div><div dir="ltr"><br clear="none">   Are you certain the pinout etc is the same?  I'd definitely not risk <br clear="none">it without hard info like datasheets or a schematic.<br clear="none"><br clear="none">   I think if one could drop a 16-context SS2 IU into an IPX, a lot of <br clear="none">us would've done it back in the day, but it's not something I've ever <br clear="none">heard of.<br clear="none"><br clear="none">                -Dave<br clear="none"><br clear="none">On 1/4/25 11:18, Ethan Hawke via rescue wrote:<br clear="none">> There were several compatible CPUs shared among the SS2/IPX systems <br clear="none">> (LSI, Cypress, Fujitsu and Weitek), the IPX had a slightly downgraded <br clear="none">> MMU (8 contexts vs 16) but is more or less the same, there shouldn't be <br clear="none">> any issue swapping CPUs between them.<br clear="none">> <br clear="none">> -Ethan<br clear="none">> <br clear="none">> <br clear="none">> On 5 January 2025 2:42:39 am AEDT, Dave McGuire via rescue <br clear="none">> <<a shape="rect" href="mailto:rescue@sunhelp.org" rel="nofollow" target="_blank">rescue@sunhelp.org</a>> wrote:<br clear="none">> <br clear="none">> <br clear="none">>     The SS2 and the IPX do not use the same CPU.<br clear="none">> <br clear="none">>     -Dave<br clear="none">> <br clear="none">>     On January 4, 2025 9:57:22 AM Todd Vernon via rescue<br clear="none">>     <<a shape="rect" href="mailto:rescue@sunhelp.org" rel="nofollow" target="_blank">rescue@sunhelp.org</a>> wrote:<br clear="none">> <br clear="none">>         I believe I have a spare SS2 board I bought just to harvest a<br clear="none">>         PowerUp CPU from and I have the CPU from another SS2 that I put<br clear="none">>         PowerUp chip into. Not sure they are same as the IPX.<br clear="none">> <br clear="none">>         If you determine they are I could sell you that bundle. Let me know.<br clear="none">> <br clear="none">>         -t<br clear="none">>         ------------------------------------------------------------------------<br clear="none">>         Todd Vernon<br clear="none">>         Entrepreneur | Investor<br clear="none">>         Email: <a shape="rect" href="mailto:todd@toddvernon.com" rel="nofollow" target="_blank">todd@toddvernon.com</a><br clear="none">>         LinkedIn: toddvernon<br clear="none">>         On Jan 4, 2025 at 5:30 AM -0700, Michael Dombrowski via rescue<br clear="none">>         <<a shape="rect" href="mailto:rescue@sunhelp.org" rel="nofollow" target="_blank">rescue@sunhelp.org</a>>, wrote:<br clear="none">> <br clear="none">>             I gambled and lost on an IPX with a low buy-it-now price:<br clear="none">>             the three main chips (GPU, Sparc, cache) have all been<br clear="none">>             pulled and I assume sold for $0.25 of gold. The rest of the<br clear="none">>             system seems to be in decent shape and I'm loath to just<br clear="none">>             throw this away. Anyone happen to have these three chips, or<br clear="none">>             more likely, an otherwise broken IPX system board that I<br clear="none">>             could harvest them from?<br clear="none">> <br clear="none">>             mike<br clear="none">>             ------------------------------------------------------------------------<br clear="none">>             rescue list -<br clear="none">>             <a shape="rect" href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" rel="nofollow" target="_blank">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a><br clear="none">>             <<a shape="rect" href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" rel="nofollow" target="_blank">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a>><br clear="none">> <br clear="none">>         ------------------------------------------------------------------------<br clear="none">>         rescue list -<br clear="none">>         <a shape="rect" href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" rel="nofollow" target="_blank">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a><br clear="none">>         <<a shape="rect" href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" rel="nofollow" target="_blank">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a>><br clear="none">> <br clear="none">> <br clear="none">> <br clear="none">>     --<br clear="none">>     Dave McGuire, AK4HZ<br clear="none">>     New Kensington, PA<div class="ydp8a2b96fyqt7870123104" id="ydp8a2b96fyqtfd64432"><br clear="none">>     ------------------------------------------------------------------------<br clear="none">>     rescue list - <a shape="rect" href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" rel="nofollow" target="_blank">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a><br clear="none">>     <<a shape="rect" href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" rel="nofollow" target="_blank">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a>><br clear="none">> <br clear="none">> <br clear="none">> _______________________________________________<br clear="none">> rescue list - <a shape="rect" href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" rel="nofollow" target="_blank">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a><br clear="none"><br clear="none"><br clear="none">-- <br clear="none">Dave McGuire, AK4HZ<br clear="none">New Kensington, PA<br clear="none"><br clear="none">_______________________________________________<br clear="none">rescue list - <a shape="rect" href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" rel="nofollow" target="_blank">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a><br clear="none"></div></div></div>
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