Intel Core i7-1255U vs AMD Ryzen 7 8840HS

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

3722 points
5821 points
56% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5577 points
7228 points
29% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

3201 points
5452 points
70% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

3089 points
5384 points
74% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-1255U and the Ryzen 7 8840HS? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

75.98 points
166.92 points
119% significantly higher Blender score

Specifications

Cores

Number of physical processing units

10
25% slightly more cores
8

Threads

Number of logical processing units

12
16
33% slightly more threads

Clock Speed

Base frequency at which the chip operates

1.7 GHz
3.30 GHz
94% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz
5.1 GHz
8% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

15 W
86% significantly lower TDP
28 W

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

4 MiB
8 MiB
100% significantly more L2 cache

L3 Cache

General memory pool for all cores

12 MiB
16 MiB
33% slightly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

459th of 1,089
266th of 1,089

Family

The product line

12th Generation Core i7
Ryzen 7

Release date

The official date of release of this chip

2022 February
-

Memory Type

The type of memory used by this chip

DDR5-4800
DDR5 (FP7r2)

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

No
-

Core i7-1255U vs Ryzen 7 8840HS specs and performance

According to the hardwareDB Benchmark tool, the Ryzen 7 8840HS 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.

With info from our database, we find that the Core i7-1255U has slightly more cores with 10 cores whereas the Ryzen 7 8840HS has 8 cores. Despite this, the Ryzen 7 8840HS has more threads than the Core i7-1255U. Our comparison shows that the Ryzen 7 8840HS has a significantly higher clock speed compared to the Core i7-1255U. Also, the Ryzen 7 8840HS has a slightly higher turbo speed. A Core i7-1255U CPU outputs less heat than a Ryzen 7 8840HS CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Ryzen 7 8840HS has more L2 cache than the Core i7-1255U. The Ryzen 7 8840HS 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 Core i7-1255U has more threads than cores. Each physical core is split into multiple threads.

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