<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);" class=""><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);" class="">Yes my Ultra Enterprise 4000 has a mixed bag of CPU’s on various CPU boards and all runs good but naturally at the lowest clock rate </span><br class="" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><div><br class=""><blockquote type="cite" class=""><div class="">On 16 Jul 2022, at 8:23 pm, Peter Stokes <<a href="mailto:peter@ashlyn.co.uk" class="">peter@ashlyn.co.uk</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="content-type" content="text/html; charset=utf-8" class=""><div dir="auto" class="">Hi Richard<div class=""><br class=""></div><div class="">I stand corrected. </div><div class=""><br class=""></div><div class="">They obviously sorted this with the XX00 range where any CPU was backward compatible. Though those systems ran a clock board </div><div class=""><br class=""></div><div class="">Peter<br class=""><br class=""><div dir="ltr" class="">Sent from my iPhone</div><div dir="ltr" class=""><br class=""><blockquote type="cite" class="">On 16 Jul 2022, at 10:10, Richard <<a href="mailto:ejb@trick-1.net" class="">ejb@trick-1.net</a>> wrote:<br class=""><br class=""></blockquote></div><blockquote type="cite" class=""><div dir="ltr" class=""><meta http-equiv="Content-Type" content="text/html; charset=utf-8" class="">Hi Peter<div class=""><br class=""></div><div class="">Looking for them to match, the E boards ran the Xbus faster and are not compatible. </div><div class=""><br class=""></div><div class=""><a href="https://en.wikipedia.org/wiki/Sun4d#SPARCserver_1000" class="">https://en.wikipedia.org/wiki/Sun4d#SPARCserver_1000</a></div><div class=""><br class=""></div><div class=""><div style="margin: 0.5em 0px; color: rgb(32, 33, 34); font-family: sans-serif; font-size: 14px; font-variant-ligatures: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); text-decoration-thickness: initial;" class="">The SPARCserver 1000 is a <a href="https://en.wikipedia.org/wiki/Rack_unit" title="Rack unit" style="text-decoration: none; color: rgb(6, 69, 173); background: none;" class="">5U</a> rackmountable chassis with four 40 MHz XDBus slots, and space for four half-height 3.5" <a href="https://en.wikipedia.org/wiki/SCSI" title="SCSI" style="text-decoration: none; color: rgb(6, 69, 173); background: none;" class="">SCSI</a> drives plus two half-height front-accessible 5.25" SCSI drives (typically used for <a href="https://en.wikipedia.org/wiki/CD-ROM" title="CD-ROM" style="text-decoration: none; color: rgb(6, 69, 173); background: none;" class="">CD-ROM</a> and <a href="https://en.wikipedia.org/wiki/Digital_Data_Storage" title="Digital Data Storage" style="text-decoration: none; color: rgb(6, 69, 173); background: none;" class="">DAT</a>). Each system board connects to one XDBus and provides two <a href="https://en.wikipedia.org/wiki/MBus_(SPARC)" title="MBus (SPARC)" style="text-decoration: none; color: rgb(6, 69, 173); background: none;" class="">MBus</a> slots for CPUs, three SBus slots for I/O boards, four banks of memory (four SIMMs apiece), and builtin SCSI-2, 10baseT <a href="https://en.wikipedia.org/wiki/Ethernet" title="Ethernet" style="text-decoration: none; color: rgb(6, 69, 173); background: none;" class="">Ethernet</a>, and two <a href="https://en.wikipedia.org/wiki/Serial_ports" class="mw-redirect" title="Serial ports" style="text-decoration: none; color: rgb(6, 69, 173); background: none;">serial ports</a>.<sup id="cite_ref-1" class="reference" style="line-height: 1; unicode-bidi: isolate; white-space: nowrap; font-size: 11.2px;"><a href="https://en.wikipedia.org/wiki/Sun4d#cite_note-1" style="text-decoration: none; color: rgb(6, 69, 173); background: none;" class="">[1]</a></sup></div><div style="margin: 0.5em 0px; color: rgb(32, 33, 34); font-family: sans-serif; font-size: 14px; font-variant-ligatures: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); text-decoration-thickness: initial;" class="">Maximum configuration: eight CPUs and 2 GB RAM.</div><div style="margin: 0.5em 0px; color: rgb(32, 33, 34); font-family: sans-serif; font-size: 14px; font-variant-ligatures: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); text-decoration-thickness: initial;" class="">The SPARCserver 1000E has a slightly faster XDBus (50 MHz). The system boards are not backwards compatible.</div></div><div class=""><div class=""><br class=""></div><div class="">Cheers</div><div class=""><br class=""></div><div class="">Richard</div><div class=""><br class=""><blockquote type="cite" class=""><div class="">On 16 Jul 2022, at 5:35 pm, Peter Stokes <<a href="mailto:peter@ashlyn.co.uk" class="">peter@ashlyn.co.uk</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="">Hi Richard<br class=""><br class="">Are you looking for them just to match or think the E boards will not run with non E?<br class=""><br class="">I would suspect the E boards can run in non E systems but never tried it<br class=""><br class="">Peter<br class=""><br class="">Sent from my iPhone<br class=""><br class=""><blockquote type="cite" class="">On 16 Jul 2022, at 00:36, Richard <<a href="mailto:ejb@trick-1.net" class="">ejb@trick-1.net</a>> wrote:<br class=""><br class="">Hi Folks<br class=""><br class="">Wondering if anyone has any SS1000 CPU boards (not the SS1000E) that they would like to part with. I am looking for 2 boards.<br class=""><br class="">Cheers<br class=""><br class="">Richard<br class="">_______________________________________________<br class="">rescue list - <a href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" class="">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a><br class=""></blockquote><br class=""><br class="">_______________________________________________<br class="">rescue list - <a href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" class="">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a><br class=""></div></div></blockquote></div><br class=""></div><span class="">_______________________________________________</span><br class=""><span class="">rescue list - <a href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" class="">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a></span><br class=""></div></blockquote></div></div>_______________________________________________<br class="">rescue list - <a href="http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org" class="">http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org</a><br class=""></div></blockquote></div><br class=""></body></html>