VIDEO Ryzen 9 7950X3D vs. Core i9-13900K, Pre-Fight Z790 Issues

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Ryzen 9 7950X3D vs. Core i9-13900K, Pre-Fight Z790 Issues In a compelling video titled "Ryzen 9 7950X3D vs. Core i9-13900K, Pre-Fight Z790 Issues," the presenter delves into an unexpected challenge encountered while benchmarking Intel's i9-13900K using various Z790 motherboards, particularly focusing on performance discrepancies due to resizable BAR settings.

Key Highlights:​

• The video begins with a brief introduction highlighting the emergence of performance variation and the specific reason for this analysis: problems encountered with memory scaling on the i9-13900K.
• The host examines the crucial role of the Z790 motherboard architecture in benchmarking results, specifically the impacts of how different manufacturers enable or disable resizable BAR by default. Gigabyte boards were found to disable this feature, leading to noticeably poorer performance in comparison to competitors who enable it.

Performance Testing Insights:​

• Benchmarks were conducted using DDR5 configurations and an RTX 4090 graphics card. The comparisons included games like Horizon Zero Dawn and Spider-Man Remastered, where significant differences were logged based on the motherboard’s settings.
• The Ryzen 9 7950X3D displayed varying performance metrics, greatly influenced by whether the resizable BAR was enabled, demonstrating AMD's architecture's sensitivity to this setting versus Intel.

The Central Issue:​

• The video revealed that discrepancies in performance across different boards resulted not merely from memory timings but the default settings inherent in the BIOS of the Z790 motherboards. For instance, while Intel's CPU performed consistently across tests when using ASUS and MSI motherboards (which enable resizable BAR), the Gigabyte board's performance lagged significantly once this feature was turned off.
  

  Conclusion and Community Engagement:​

  The discussion wraps with an invitation for viewer engagement, asking for input on how users believe Intel's processors should be benchmarked and the necessity of reconfiguring BIOS settings depending on the game. This video is particularly relevant for tech enthusiasts and gamers looking to understand how motherboard choices impact CPU performance, especially with high-end components from Intel and AMD. For those interested in sharing their experiences or debating the findings, feel free to jump into the conversation below! What are your thoughts on the implications of motherboard settings for gaming performance? Have you noticed differences based on the hardware setup in your experience? Let's discuss!