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AMD Ryzen 9 9950X ~40% Faster than Intel’s Core i9-13900K at Lower Power [Rendering]

The latest set of leaks surrounding AMD’s Ryzen 9000 processors are here. This time we’re looking at the Granite Ridge flagship, the Ryzen 9 9950X. The 16-core CPU was tested in Blender, a rendering software that performs similarly to Cinebench. The unit was tested in Blender 3.3 with a custom Precision Boost Overdrive (PBO) curve optimizer (CO) profile. The PPT (peak power) was set to 230W, and a water cooler was used to cool the chip.

The result is rather impressive, with the Ryzen 9 9950X beating every other processor by a large margin. The widest delta can be observed in the “Classroom” scene, where the 32-thread chip nets 171 samples per minute. This score makes it 37% faster than the Core i9-13900K, with a lead of 20% over its predecessor, the Ryzen 9 7950X.

In the other two tests, the Ryzen 9 9950X is 33% to 35% faster than the Core i9-13900K and roughly 20-30% faster than the 7950X. More importantly, the Zen 5 desktop flagship has a lower PPT than its Intel rivals which top out at 253W. The 9950X stays ahead of the competition even with its peak power consumption reduced to 120W which speaks volumes about the efficiency of these chips (despite leveraging the TSMC 4nm “N4P” process node).

Considering that this is an engineering sample with a fine-tuned boost curve, you can expect similar (or better) performance from the retail units later this month.

  • The Ryzen 9 9950X hit a maximum boost clock of 5.6 GHz with its PPT set to 230W.
  • Lowering the power limit to 160W and 120W brought it down to 5.55 GHz and 5.22 GHz, respectively.
  • A PPT of 90W appears to be the lower limit for performance-centric workloads with a peak boost frequency of 5.05 GHz.
  • Below that, the clocks drop to 4 GHz and less.

Source: Anandtech forums, WCCFTech.

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