The synthetic Ryzen reference results accurate to 10%, 15 times out of 20?



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An old insect and a new, one serviceable the other less

It's a bit of a bad day for AMD because their Ryzen 3 chips behave badly in the wild. Der8auer has exhaustively studied the real frequencies achieved by the processors during Boost and found that only a tiny percentage of users saw their silicon reach these peaks. AMD acknowledged that this was a problem and is currently working on a BIOS update to solve the problem, promising to "provide the 10 September international community with an update on BIOS availability." At the same time, the activation of a single heart will allow you to hit your Boost Clock, which somewhat outweighs the weight of Ryzen's high kernel, and it is possible that the update of Windows 10 and your BIOS, as well as the use of the Ryzen planning software, alleviate the problem.

The second issue will bring a sense of déjà vu, because it concerns the awkward real-time clock of Windows 10. The RTC bug will be familiar to overclockers, it's when the Windows system timer exhibits a strange timing behavior when you change your bclock. If you synchronize your clock below 100 MHz, some synthetic performance tests show higher performance. Paradoxically, an increase above 100 MHz will reduce your results. Windows interprets this frequency variation as also a change in elapsed time. Therefore, a lower clock value indicates that the reference occurs in a shorter time interval than the higher frequency test.

Originally, this bug involved many Intel processors. Virtually all Ryzen processors and their workarounds have finally been implemented to alleviate the problem, without solving the fundamental problem, as evidenced by the fact that it has once again made headway on the latest generation of Ryzen processors. Microsoft will be working on it, and I hope we will have an update soon, but in the meantime, there are some solutions to take into account, although they come with their own problems.

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