Topic on Glossary talk:Central Processing Unit (CPU)
This page shows the changes between two versions of a post by Mirh in the topic "AMD hidden shenanigans" on Glossary talk:Central Processing Unit (CPU).
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* Bulldozer has [https://web.archive.org/web/20131007224201/http://www.xtremesystems.org/forums/showthread.php?286448-The-Book-of-Bulldozer-Revelations-Episode-2-(SuperPI-x87) crippled] x87 performance <small>(there are no public errata regarding the feature, so this might be all free real estate?)</small> | * Bulldozer has [https://web.archive.org/web/20131007224201/http://www.xtremesystems.org/forums/showthread.php?286448-The-Book-of-Bulldozer-Revelations-Episode-2-(SuperPI-x87) crippled] x87 performance <small>(there are no public errata regarding the feature, so this might be all free real estate?)</small> | ||
| − | * Bulldozer (and I could swear Bobcat) CPUs are liable to [[Store:Steam#Steam CEG protected games crash or freeze the system (AMD Bulldozer CPU)|system locking up]] on steam CEG games loading. Given the time window, and given some [https://bugs.winehq.org/show_bug.cgi?id=32515#c49 wine discussion] involving debug registers, I believe this might have been [https://www.amd.com/system/files/TechDocs/48063_15h_Mod_00h-0Fh_Rev_Guide.pdf#page=57 erratum 671]. | + | * Bulldozer (and I could swear Bobcat) CPUs are liable to [[Store:Steam#Steam CEG protected games crash or freeze the system (AMD Bulldozer CPU)|system locking up]] on steam CEG games loading. Given the time window, and given some [https://bugs.winehq.org/show_bug.cgi?id=32515#c49 wine discussion] involving debug registers, I believe this might have been [https://www.amd.com/system/files/TechDocs/48063_15h_Mod_00h-0Fh_Rev_Guide.pdf#page=57 erratum 671] <small>(Trinity's AGESA has indeed [https://github.com/coreboot/coreboot/blob/4.13/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Family/0x15/TN/F15TnMsrTables.c#L159 provisions] for it)</small> |
* Possibly every architecture before Ryzen [https://www.overclock.net/forum/10-amd-cpus/1499562-undervolting-editing-p-states-piledriver-using-amd-mrstweaker-mini-guide.html could hit] the TDP ceiling before even reaching the maximum frequencies <small><strike>(unclear whether this couldn't just be specific to some motherboards and/or workload though)</strike></small> | * Possibly every architecture before Ryzen [https://www.overclock.net/forum/10-amd-cpus/1499562-undervolting-editing-p-states-piledriver-using-amd-mrstweaker-mini-guide.html could hit] the TDP ceiling before even reaching the maximum frequencies <small><strike>(unclear whether this couldn't just be specific to some motherboards and/or workload though)</strike></small> | ||