Intel Core i7-11800H vs Intel Core Ultra 9 275HX

Compare Intel 11th Generation Core i7 8 core CPU vs Intel Core Ultra (Series 2) 24 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

6296 points
15155 points
140% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8432 points
14741 points
74% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

5628 points
15354 points
172% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

5474 points
15488 points
182% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-11800H 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

6720 points
16352 points
143% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

150.35 points
466.44 points
210% significantly higher Blender score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

7795 points
17922 points
129% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1896 points
2844 points
49% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

8
24
200% significantly more cores

Threads

Number of logical processing units

16
24
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

2.3 GHz
2.7 GHz
17% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.6 GHz
5.4 GHz
17% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
24
20% slightly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
256 GiB
100% significantly more supported memory

L3 Cache

General memory pool for all cores

24 MiB
36 MiB
49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

236th of 1,089
22nd of 1,089

Family

The product line

11th Generation Core i7
Core Ultra (Series 2)

Release date

The official date of release of this chip

2021 May
2025 February

Memory Type

The type of memory used by this chip

-
DDR5-6400

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-11800H vs Core Ultra 9 275HX benchmarks

In our benchmarks, the Core Ultra 9 275HX beats the Core i7-11800H in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-11800H 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 Core i7-11800H has 8 cores. It also has more threads than the Core i7-11800H. Our comparison shows that the Core Ultra 9 275HX has a slightly higher clock speed compared to the Core i7-11800H. Also, the Core Ultra 9 275HX has a slightly higher turbo speed.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Core i7-11800H has more threads than cores. Each physical core is split into multiple threads.

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