AMD Ryzen 9 7945HX vs Intel Core Ultra 9 275HX

Compare AMD Ryzen 9 16 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

14004 points
15155 points
8% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

12364 points
14741 points
19% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

14599 points
15354 points
5% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

14860 points
15488 points
4% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 7945HX and the Core Ultra 9 275HX? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

13984 points
16352 points
16% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

475.58 points
1% slightly higher Blender score
466.44 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

16083 points
17922 points
11% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2764 points
2844 points
2% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

16
24
49% significantly more cores

Threads

Number of logical processing units

32
33% slightly more threads
24

Clock Speed

Base frequency at which the chip operates

2.50 GHz
2.7 GHz
7% slightly higher clock speed

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

16 MiB
40 MiB
150% significantly more L2 cache

L3 Cache

General memory pool for all cores

64 MiB
77% significantly more L3 cache
36 MiB

Other details

Rank

Ranking in the hardwareDB database

31st 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

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

-
No

Ryzen 9 7945HX vs Core Ultra 9 275HX benchmarks

Our benchmark analysis concludes that the Ryzen 9 7945HX performs better than the Core Ultra 9 275HX. Despite this, the Core Ultra 9 275HX has the advantage in our gaming benchmark.

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 7945HX that has 16 cores. Despite this, the Ryzen 9 7945HX has more threads than the Core Ultra 9 275HX. These CPUs have different clock speeds. Indeed, the Core Ultra 9 275HX has a slightly higher clock speed compared to the Ryzen 9 7945HX. The info from our database shows that the Core Ultra 9 275HX has more L2 cache than the Ryzen 9 7945HX. Despite this, the Ryzen 9 7945HX 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. Indeed, the Ryzen 9 7945HX has more threads than cores. Each physical core is split into multiple threads.

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