FMA3
- News
AMD Zen May Still Support FMA4 Instructions
AMD Still Backing FMA4 Secretly Last year, AMD released their new Zen architecture. In almost every aspect, it was superior to the previous Bulldozer based designs. Due to the improved IPC, and efficiency, the Red team is now competitive with Intel. Along with good pricing, they have managed to seize…
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AMD to Release BIOS Fix for FMA3 Freezing Bug
While I’ve yet to run into the problem personally, some users are experiencing a major bug with the new AMD Ryzen processors, where if an application is utilising the FMA3 code, the system can freeze. Of course, a simple reboot fixes that up, but it’s likely to happen again when…
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AMD Acknowledges Ryzen FMA3 Bug and is Preparing Fix
Several days ago, reports surfaced from HWBot’s forums of an AMD Ryzen bug that crashes the system under a specific chain of FMA3 instructions. HWBot forum regular Mystical has discovered that using a very particular set of FMA3 instructions in Flops v2, AMD Ryzen CPUs will crash with Haswell optimised binaries.…
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AMD Ryzen Reportedly Crashes With Specific Chain of FMA3 instructions
Every time a new processor series launches, there are always some hardware bugs that surface. AMD previous had the TLB bug with Phenom and Intel had to disable TSX instructions on Haswell. More recently Intel had issues with certain Atom chips, and Skylake would crash under a specific demanding FMA3…
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