AMD Ryzen 9 7945HX vs Intel Core Ultra 7 155H

Compare AMD Ryzen 9 16 core CPU vs Intel Core Ultra (Series 1) 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

14004 points
97% significantly better overall score
7084 points

Gaming Score

The raw gaming performance with a fast GPU

12364 points
34% slightly better gaming score
9220 points

Multitasking Score

Performance in workloads using up to 8 cores

14599 points
125% significantly better multitasking score
6469 points

Heavy Workload Score

Performance in workloads using up to 16 cores

14860 points
133% significantly better heavy workload score
6362 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

13984 points
117% significantly higher 3DMark Physics score
6426 points
Blender score

Blender score

Cycles Render (Samples per minute)

475.58 points
197% significantly higher Blender score
159.93 points
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

34613 points
130% significantly higher Cinebench R23 score
15043 points

Specifications

Cores

Number of physical processing units

16
Identical
16

Threads

Number of logical processing units

32
45% significantly more threads
22

Clock Speed

Base frequency at which the chip operates

2.50 GHz
78% significantly higher clock speed
1.4 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.4 GHz
12% slightly higher turbo speed
4.8 GHz

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

16 MiB
18 MiB
12% slightly more L2 cache

L3 Cache

General memory pool for all cores

64 MiB
166% significantly more L3 cache
24 MiB

Other details

Rank

Ranking in the hardwareDB database

31st of 1,089
186th of 1,089

Family

The product line

Ryzen 9
Core Ultra (Series 1)

Release date

The official date of release of this chip

2023 February
2023 November

Memory Type

The type of memory used by this chip

DDR5
DDR5-7467

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 7 155H benchmarks

Our benchmark analysis concludes that the Ryzen 9 7945HX performs better than the Core Ultra 7 155H. Furthermore, our gaming benchmark shows that it also outperforms the Core Ultra 7 155H in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores but the Ryzen 9 7945HX has more threads. Our comparison shows that the Ryzen 9 7945HX has a significantly higher clock speed compared to the Core Ultra 7 155H. Also, the Ryzen 9 7945HX has a slightly higher turbo speed. The cache sizes of these CPUs are different. Indeed, the Core Ultra 7 155H has slightly more L2 cache than the Ryzen 9 7945HX. Despite this, the Ryzen 9 7945HX has significantly more L3 cache compared to the Core Ultra 7 155H.

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. Indeed, the Ryzen 9 7945HX has more threads than cores. Each physical core is split into multiple threads.

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