Intel Core Ultra 9 275HX vs AMD Ryzen 9 9955HX3D

Compare Intel Core Ultra (Series 2) 24 core CPU vs AMD Ryzen 9000 Series 16 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

13226 points
15323 points
15% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

13355 points
14466 points
8% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

13234 points
15645 points
18% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

13294 points
15813 points
18% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core Ultra 9 275HX and the Ryzen 9 9955HX3D? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

466.44 points
543.98 points
16% slightly higher Blender score

Specifications

Cores

Number of physical processing units

24
49% significantly more cores
16

Threads

Number of logical processing units

24
32
33% slightly more threads

Clock Speed

Base frequency at which the chip operates

2.7 GHz
8% slightly higher clock speed
2.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.4 GHz
Identical
5.4 GHz

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

40 MiB
150% significantly more L2 cache
16 MiB

L3 Cache

General memory pool for all cores

36 MiB
128 MiB
255% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

40th of 1,114
20th of 1,114

Family

The product line

Core Ultra (Series 2)
Ryzen 9000 Series

Release date

The official date of release of this chip

2025 February
-

Memory Type

The type of memory used by this chip

DDR5-6400
DDR5

Is Unlocked

Can this CPU can be overclocked

-
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
-

Core Ultra 9 275HX vs Ryzen 9 9955HX3D comparison

Our benchmark analysis concludes that the Ryzen 9 9955HX3D performs better than the Core Ultra 9 275HX. Furthermore, our gaming benchmark shows that it also outperforms the Core Ultra 9 275HX 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 9955HX3D that has 16 cores. Despite this, the Ryzen 9 9955HX3D has more threads than the Core Ultra 9 275HX. With our hardware info, we find that the Core Ultra 9 275HX has a slightly higher clock speed than the Ryzen 9 9955HX3D. Furthermore, both these CPUs have identical turbo speeds. The info from our database shows that the Core Ultra 9 275HX has more L2 cache than the Ryzen 9 9955HX3D. Despite this, the Ryzen 9 9955HX3D has significantly more L3 cache compared to the Core Ultra 9 275HX.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. For instance, the Core Ultra 9 275HX has the same number of threads as cores. This means the the CPU does not support hyperthreading.

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