Intel Core i9-12900HK vs Intel Core Ultra 7 155H

Compare Intel 12th Generation Core i9 14 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

6371 points
7084 points
11% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8680 points
9220 points
6% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

5739 points
6469 points
12% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

5626 points
6362 points
13% slightly better heavy workload score

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

7480 points
16% slightly higher 3DMark Physics score
6426 points
Blender score

Blender score

Cycles Render (Samples per minute)

178.23 points
11% slightly higher Blender score
159.93 points
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

19282 points
28% slightly higher Cinebench R23 score
15043 points

Specifications

Cores

Number of physical processing units

14
16
14% slightly more cores

Threads

Number of logical processing units

20
22
10% slightly more threads

Clock Speed

Base frequency at which the chip operates

2.5 GHz
78% significantly higher clock speed
1.4 GHz

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
4% slightly higher turbo speed
4.8 GHz

PCIe Lanes

Number of physical connections between the CPU and expansion slots

28
Identical
28

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
96 GiB
49% significantly more supported memory

L2 Cache

Secondary embedded memory, slower than L1 cache

7.5 MiB
18 MiB
139% significantly more L2 cache

L3 Cache

General memory pool for all cores

24 MiB
Identical
24 MiB

Other details

Rank

Ranking in the hardwareDB database

230th of 1,089
186th of 1,089

Family

The product line

12th Generation Core i9
Core Ultra (Series 1)

Release date

The official date of release of this chip

2022 February
2023 November

Memory Type

The type of memory used by this chip

DDR5-4800
DDR5-7467

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i9-12900HK vs Core Ultra 7 155H benchmarks

Our benchmark analysis concludes that the Core Ultra 7 155H performs better than the Core i9-12900HK. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-12900HK in all gaming tests too.

With info from our database, we find that the Core Ultra 7 155H has slightly more cores with 16 cores whereas the Core i9-12900HK has 14 cores. It also has more threads than the Core i9-12900HK. Our comparison shows that the Core i9-12900HK has a significantly higher clock speed compared to the Core Ultra 7 155H. Also, the Core i9-12900HK has a slightly higher turbo speed. In terms of cache, the Core Ultra 7 155H has significantly more L2 cache when compared to the Core i9-12900HK. However, both these chips have the same amount of L3 cache.

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 Core i9-12900HK has more threads than cores. Each physical core is split into multiple threads.

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