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zir_blazer
searching Neon…
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by
zir_blazer
1mo ago
>> I believe that only the first Pentium 3 core, Katmai, did this. > No, all Pentium 3s as well as the Pentium M. Pentium 4 notably didn't suffer from it, but it of course had many, many, MANY other performance issues. I had t
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by
zir_blazer
1mo ago
> Additionally, some CPUs at the time only had a 64-bit data path and had to split SSE2 ops, but because of their 4-1-1 decode template, could only decode one such instruction per cycle. I believe that only the first Pentium 3 core, Katm
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The First Open-Source Firmware Released for Modern AMD Ryzen AM5 Platform
(phoronix.com)
5 points
by
zir_blazer
2mo ago
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1 comments
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by
zir_blazer
2mo ago
Currently it should work only with Phoenix based APUs (8700G and 8600G, the non-IGP 8700F and 8400F, and whatever other GE or PRO versions of those). It was already mentioned elsewhere that Phoenix2 8300G and 8500G does NOT work, so expect