Earlier within the week, just a few tech tweeters and PC information websites reported on some attention-grabbing AMD Zen 4 processors noticed within the on-line Geekbench outcomes browser. Sadly, CPU listings have been faked, admits Chips and Cheese, which revealed it was behind the prank on Thursday. The location explains that one among its authors spoofed the AMD Zen 4 outcomes utilizing a newly revealed software known as PMCReader. Predictably, over latest hours, some comically-named CPUs have made the rounds. There has even been a CPU naming Rickroll, however we have spoiled it now, as we have informed you…
https://t.co/1HkNi0HPVQ [GB4 CPU] Unknown CPUCPU: https://t.co/Zg4kRMiNA8 (6C 12T)Min/Max/Avg: 3837/4290/4235 MHzCodename: RenoirCPUID: 860F01 (AuthenticAMD)Scores, vs AMD 5800XSingle: 5234, -28.5percentMulti: 22488, -50.7%October 28, 2022
Mr Astley’s CPU won’t ever allow you to down
Chips and Cheese’s article on the PMCReader explains that in up to date AMD methods, there are six CPUID strings held in registers which may simply be edited to misrepresent the product. The brand new software makes enhancing the register content material (as much as 48 characters) a cinch. Registers are normally set at boot time, and instruments like Geekbench, CPU-Z, AIDA64 and others test them to establish the CPU and report it among the many system information and benchmark outcomes.
One other attention-grabbing facet of the software is its use in not-so-obvious fakes. This occurred earlier within the week with the purported AMD Ryzen 7 7800X 10-core CPU Geekbench outcomes. So long as a trickster has a processor with increased than requisite CPU assets, they’ll configure them all the way down to ‘create’ lower-tier pretend CPUs. Chips and Cheese say it faked the 7800X outcomes by tweaking an AMD Ryzen 9 7950X. It modified the processor’s CPUID strings, utilizing tuning instruments to implement a unfavorable 350 MHz PBO offset, and eradicating three cores per CCD. The location asserts that this is able to “idiot most individuals,” and it actually did.
Shifting away from the potential sneaky makes use of of PMCReader, and firmly again into enjoyable territory, tech tinkerers are having some enjoyable with the PMCReader software and the 48 characters they’ll edit to misrepresent a CPU title. Take a look at a number of the screenshots circulating since yesterday within the gallery beneath – are these actual or pretend?!?!
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Will the world of leaks ever be the identical once more with instruments like PMCReader being freely out there? It’s arduous to know presently, however these searching for early insights into what the likes of AMD is brewing up had now higher be double cautious.