AMD Ryzen 7 8840HS vs AMD Ryzen 5 8640HS

Compare AMD Ryzen 7 8 core CPU vs AMD Ryzen 5 6 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

5821 points
6405 points
10% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

7228 points
9018 points
24% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

5452 points
5593 points
2% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

5384 points
5403 points
0.35% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Ryzen 7 8840HS and the Ryzen 5 8640HS? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

166.92 points
8% slightly higher Blender score
153.60 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

9022 points
13% slightly higher Geekbench 6 (multi) score
7982 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2060 points
2119 points
2% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

8
33% slightly more cores
6

Threads

Number of logical processing units

16
33% slightly more threads
12

Clock Speed

Base frequency at which the chip operates

3.30 GHz
3.50 GHz
6% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

5.1 GHz
4% slightly higher turbo speed
4.9 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

28 W
Identical
28 W

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

8 MiB
33% slightly more L2 cache
6 MiB

L3 Cache

General memory pool for all cores

16 MiB
Identical
16 MiB

Other details

Rank

Ranking in the hardwareDB database

266th of 1,089
227th of 1,089

Family

The product line

Ryzen 7
Ryzen 5

Memory Type

The type of memory used by this chip

DDR5 (FP7r2)
DDR5 (FP7r2)

Is Unlocked

Can this CPU can be overclocked

No
No

Ryzen 7 8840HS vs Ryzen 5 8640HS specs and performance

According to the hardwareDB Benchmark tool, the Ryzen 5 8640HS is faster than the Ryzen 7 8840HS. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 7 8840HS in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Ryzen 7 8840HS has slightly more cores with 8 cores compared to the Ryzen 5 8640HS that has 6 cores. It also has more threads than the Ryzen 5 8640HS. Our comparison shows that the Ryzen 5 8640HS has a slightly higher clock speed compared to the Ryzen 7 8840HS. Despite this, the Ryzen 7 8840HS has a slightly higher turbo speed. Both these chips have an identical TDP (Thermal Design Power). This measures the amount of heat they output and can be used to estimate power consumption. The cache sizes of these CPUs are different. Indeed, the Ryzen 7 8840HS has slightly more L2 cache than the Ryzen 5 8640HS. However, both these chips have the same amount of 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 8840HS has more threads than cores. Each physical core is split into multiple threads.

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