AMD Ryzen 7 5800U vs Intel Core i9-7940X

Compare AMD Ryzen 7 Mobile 8 core CPU vs Intel Core X-series 14 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

5087 points
5222 points
2% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

6161 points
6170 points
0.15% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

4760 points
4938 points
3% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

4676 points
4896 points
4% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Ryzen 7 5800U and the Core i9-7940X? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

139.86 points
261.54 points
87% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

6263 points
9233 points
47% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1671 points
28% slightly higher Geekbench 5 (single) score
1299 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

6881 points
10511 points
52% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1741 points
20% slightly higher Geekbench 6 (single) score
1444 points

Specifications

Cores

Number of physical processing units

8
14
75% significantly more cores

Threads

Number of logical processing units

16
28
75% significantly more threads

Clock Speed

Base frequency at which the chip operates

1.9 GHz
3.1 GHz
63% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.4 GHz
2% slightly higher turbo speed
4.3 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

15 W
1000% significantly lower TDP
165 W

L1 Cache

Smallest embedded memory, but the fastest

512 KiB
896 KiB
75% significantly more L1 cache

L3 Cache

General memory pool for all cores

16 MiB
25 MiB
56% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

340th of 1,089
324th of 1,089

Family

The product line

Ryzen 7 Mobile
Core X-series

Release date

The official date of release of this chip

2021 December
2017 August

Memory Type

The type of memory used by this chip

DDR4-3200
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

No
Yes

Supports ECC memory

Does this CPU support error correcting memory

-
No

Ryzen 7 5800U vs Core i9-7940X benchmarks

Our benchmark analysis concludes that the Ryzen 7 5800U performs better than the Core i9-7940X. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-7940X in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i9-7940X has significantly more cores with 14 cores compared to the Ryzen 7 5800U that has 8 cores. It also has more threads than the Ryzen 7 5800U. With our hardware info, we find that the Core i9-7940X has a significantly higher clock speed than the Ryzen 7 5800U. Despite this, the Ryzen 7 5800U has a slightly higher turbo speed. A Ryzen 7 5800U CPU outputs less heat than a Core i9-7940X CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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

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