Intel Core Ultra 9 275HX vs AMD Ryzen 9 8945HX

Compare Intel 24 core CPU vs AMD Ryzen 8000 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

15155 points
77% significantly better overall score
8535 points

Gaming Score

The raw gaming performance with a fast GPU

14741 points
81% significantly better gaming score
8107 points

Multitasking Score

Performance in workloads using up to 8 cores

15354 points
73% significantly better multitasking score
8825 points

Heavy Workload Score

Performance in workloads using up to 16 cores

15488 points
69% significantly better heavy workload score
9118 points

Free CPU Benchmark

Want to compare your processor against the Core Ultra 9 275HX and the Ryzen 9 8945HX? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

466.44 points
468.88 points
0.52% 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
7% slightly higher clock speed
2.50 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
64 MiB
77% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

21st of 1,089
124th of 1,089

Family

The product line

Core Ultra (Series 2)
Ryzen 8000 Series

Release date

The official date of release of this chip

2025 February
2025 April

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 8945HX benchmarks

In our benchmarks, the Core Ultra 9 275HX beats the Ryzen 9 8945HX in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 8945HX in all gaming tests too.

With info from our database, we find that the Core Ultra 9 275HX has significantly more cores with 24 cores whereas the Ryzen 9 8945HX has 16 cores. Despite this, the Ryzen 9 8945HX has more threads than the Core Ultra 9 275HX. Our comparison shows that the Core Ultra 9 275HX has a slightly higher clock speed compared to the Ryzen 9 8945HX. In terms of cache, the Core Ultra 9 275HX has significantly more L2 cache when compared to the Ryzen 9 8945HX. Despite this, the Ryzen 9 8945HX has significantly more L3 cache compared to the Core Ultra 9 275HX.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. 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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