AMD Ryzen 7 5800H vs Intel Core i7-1255U

Compare AMD Ryzen 7 Mobile 8 core CPU vs Intel 12th Generation Core i7 10 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

69 %
21% slightly better overall score
57 %

Gaming Score

The raw gaming performance with a fast GPU

84 %
2% slightly better gaming score
82 %

Multitasking Score

Performance in workloads using up to 8 cores

64 %
30% slightly better multitasking score
49 %

Heavy Workload Score

Performance in workloads using up to 16 cores

63 %
34% slightly better heavy workload score
47 %

Free CPU Benchmark

Want to compare your processor against the Ryzen 7 5800H and the Core i7-1255U? Download our free and quick PC Performance Test.

Other Benchmarks

Cinebench R23 score

Multi threaded benchmark

13,214
58% significantly higher Cinebench R23 score
8,332

Specifications

Cores

Number of physical processing units

8
10
25% slightly more cores

Threads

Number of logical processing units

16
33% slightly more threads
12

Clock Speed

Base frequency at which the chip operates

3 GHz
88% significantly higher clock speed
2 GHz

Turbo Speed

Higher frequency used for heavy workloads

4 GHz
5 GHz
6% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

45 W
15 W
200% significantly lower TDP

L1 Cache

Smallest embedded memory, but the fastest

512 KiB
800 KiB
56% significantly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

4 MiB
Identical
4 MiB

L3 Cache

General memory pool for all cores

16 MiB
33% slightly more L3 cache
12 MiB

Other details

Rank

Ranking in the hardwareDB database

170th of 1,327
264th of 1,327

Family

The product line

Ryzen 7 Mobile
12th Generation Core i7

Release date

The official date of release of this chip

December 2021
February 2022

Memory Type

The type of memory used by this chip

DDR4-3200
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

-
No

Ryzen 7 5800H vs Core i7-1255U benchmarks

According to the hardwareDB Benchmark tool, the Ryzen 7 5800H is faster than the Core i7-1255U. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-1255U in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i7-1255U has slightly more cores than the Ryzen 7 5800H. Indeed, the Core i7-1255U has 10 cores compared to 8 cores found in the Ryzen 7 5800H. Despite this, the Ryzen 7 5800H has more threads than the Core i7-1255U. Our comparison shows that the Ryzen 7 5800H has a significantly higher clock speed compared to the Core i7-1255U. Despite this, the Core i7-1255U has a slightly higher turbo speed. The Core i7-1255U outputs less heat than Ryzen 7 5800H thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. When comparing cache sizes, these CPUs have an identical amount of L2 cache. The Ryzen 7 5800H also has slightly more L3 cache.

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 7 5800H has more threads than cores. Each physical core is split into multiple threads.

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