AMD Ryzen 9 7900X3D vs Intel Core Ultra 9 275HX

Compare AMD Ryzen 9 12 core CPU vs Intel 24 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

13385 points
15155 points
13% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

13203 points
14741 points
11% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

13450 points
15354 points
14% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

13474 points
15488 points
14% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 7900X3D and the Core Ultra 9 275HX? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

398.41 points
466.44 points
17% slightly higher Blender score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

17560 points
17922 points
2% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2866 points
0.77% slightly higher Geekbench 6 (single) score
2844 points

Specifications

Cores

Number of physical processing units

12
24
100% significantly more cores

Threads

Number of logical processing units

24
Identical
24

Clock Speed

Base frequency at which the chip operates

4.40 GHz
63% significantly higher clock speed
2.7 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.6 GHz
3% slightly higher turbo speed
5.4 GHz

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

12 MiB
40 MiB
233% significantly more L2 cache

L3 Cache

General memory pool for all cores

128 MiB
255% significantly more L3 cache
36 MiB

Other details

Rank

Ranking in the hardwareDB database

38th of 1,089
21st of 1,089

Family

The product line

Ryzen 9
Core Ultra (Series 2)

Release date

The official date of release of this chip

2023 February
2025 February

Memory Type

The type of memory used by this chip

DDR5
DDR5-6400

Supports ECC memory

Does this CPU support error correcting memory

-
No

Ryzen 9 7900X3D vs Core Ultra 9 275HX comparison

According to the hardwareDB Benchmark tool, the Core Ultra 9 275HX is faster than the Ryzen 9 7900X3D. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 7900X3D in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core Ultra 9 275HX has significantly more cores with 24 cores compared to the Ryzen 9 7900X3D that has 12 cores. But they both have the same number of threads. Our comparison shows that the Ryzen 9 7900X3D has a significantly higher clock speed compared to the Core Ultra 9 275HX. The info from our database shows that the Core Ultra 9 275HX has more L2 cache than the Ryzen 9 7900X3D. Despite this, the Ryzen 9 7900X3D has significantly more L3 cache compared to the Core Ultra 9 275HX.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Ryzen 9 7900X3D has more threads than cores. Each physical core is split into multiple threads.

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