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Intel Did It: Core i9-12900K CPU Review & Benchmarks vs. AMD

This review of the Intel Core i9-12900K CPU (Alder Lake) includes benchmarks versus AMD’s R9 5950X, 5900X, and more. Intel is gunning for position as the best CPU.
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Watch our Intel i5-12600K review here!

Our review of the 12900K CPU versus the 5800X, 5900X, 5950X, 10900K, and more evaluates the gaming performance, power consumption, and production performance. We’re looking to find the best CPU for gaming and for office tasks (like video editing, 3D modeling, and programming) as we run through our updated CPU benchmark suite for 2021.

Grab a GN Tear-Down Toolkit on back-order now to guarantee you get one in the next run! We have arrival dates on the store now. These have been in production a long time and have been in constant demand, so to make sure you get one, pick up a back-order here:

If you want to see the full Alder Lake specs, we covered that here:

And if you missed the Alder Lake architecture deep dive, you can find that here:


Intel i9-12900K on Amazon:
Intel i5-12600K on Amazon:
AMD R9 5950X on Amazon:
AMD R9 5900X on Amazon:

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00:00 – Intel i9-12900k Review
04:31 – Windows 10 vs. Windows 11 for Testing
06:47 – Frequency Validation (All Core & Single Core)
08:29 – Thermals & Managing the 12900K Temperature
09:58 – Blender Cycles Rendering (Best CPUs for 3D)
11:20 – Chromium Code Compile CPU Benchmarks
11:54 – Adobe Premiere Video Editing Benchmark
12:33 – Adobe Photoshop CPU Comparison
13:21 – 7-Zip Compression & Decompression
14:21 – Far Cry 6 Gaming Benchmarks (12900K vs. 5900X, etc.)
15:32 – Red Dead Redemption 2 CPU Gaming Benchmarks
16:41 – Total War: Three Kingdoms Did Not Run
17:46 – Hitman 3 CPU Benchmarks
18:57 – Rainbow Six Siege (1080p & 1440p) CPU Tests
19:41 – Cyberpunk 2077 Benchmark
20:32 – F1 2021 Benchmarks
21:44 – Counter-Strike: Global Offensive (1080p & 1440p)
24:12 – Power Consumption of Intel 12900K vs. AMD
25:09 – Setup Notes
27:49 – Conclusion

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Host, Writing, Test Lead: Steve Burke
Testing, Writing: Patrick Lathan
Video: Keegan Gallick

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