[Comparison] Intel Core i9-12900H vs AMD Ryzen 9 5900HX – The Core i9 makes quick work of its opponent

The Core i9-12900H is currently the most powerful laptop CPU in existence, reaching the #1 spot in our Top Laptop CPU Ranking. This presents a big shift, as in previous years, it was AMD who was holding the throne, but it turns out the grip could have been tighter. Today we’re seeing if AMD can do anything about it, with their Ryzen 9 5900HX taking on the Core i9-12900H.

Today we are comparing the Intel Core i9-12900H against the AMD Ryzen 9 5900HX.

You can find more information about both CPUs here: Intel Core i9-12900H / AMD Ryzen 9 5900HX

Specs table

Intel Core i9-12900H AMD Ryzen 9 5900HX
Architecture Alder Lake H Zen 3
Cores / Threads 14/20 8/16
Clock Speeds – Base/Boost 2.30 – 4.70GHz 3.30GHz – 4.60GHz
Cache 24MB 20MB
Lithography 10nm 7nm
TDP 45W 45W
Memory type
DDR5-4800, LPDDR5-5200,
Integrated GPU Intel Iris Xe Graphics G7 (96EU) AMD Radeon RX Vega 8 (R4000/5000, 35/45W)

CPU benchmarks

The Intel CPU is comfortably ahead in both 3D and 2D Rendering, scoring 45% higher in Cinebench 20 and being more than a second faster in Photoshop.

Results are from the Cinebench R23 CPU test (the higher the score, the better)

Results are from our Photoshop benchmark test (the lower the score, the better)


While Intel is the top dog right now, the throne isn’t a comfortable place to sit. Heavy is the head that wears the crown, as AMD is preparing their Zen 4 CPUs, both desktop and mobile, to answer and fight back. For us, these are happy times, as both companies constantly try to one-up each other, leading to better products and a better market. As for which CPU to pick, the Core i9 is an obvious choice for productivity enthusiasts and professionals.

All laptops with the Intel Core i9-12900H:

All laptops with the AMD Ryzen 9 5900HX:

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