AMD Ryzen 5 6600H vs AMD Ryzen 9 9955HX

Compare AMD Ryzen 5 Mobile 6 core CPU vs AMD Ryzen 9000 Series 16 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

5291 points
11380 points
115% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

7096 points
10581 points
49% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

4729 points
11723 points
147% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

4589 points
11982 points
161% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Ryzen 5 6600H and the Ryzen 9 9955HX? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

129.09 points
538.07 points
316% significantly higher Blender score

Specifications

Cores

Number of physical processing units

6
16
166% significantly more cores

Threads

Number of logical processing units

12
32
166% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.30 GHz
32% slightly higher clock speed
2.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.5 GHz
5.4 GHz
20% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

45 W
22% slightly lower TDP
55 W

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L1 Cache

Smallest embedded memory, but the fastest

384 KiB
1280 KiB
233% significantly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

3 MiB
16 MiB
433% significantly more L2 cache

L3 Cache

General memory pool for all cores

16 MiB
64 MiB
300% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

311th of 1,089
61st of 1,089

Family

The product line

Ryzen 5 Mobile
Ryzen 9000 Series

Memory Type

The type of memory used by this chip

DDR5
DDR5

Is Unlocked

Can this CPU can be overclocked

No
Yes

Ryzen 5 6600H vs Ryzen 9 9955HX benchmarks

Our benchmark analysis concludes that the Ryzen 5 6600H performs better than the Ryzen 9 9955HX. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 9955HX in all gaming tests too.

With info from our database, we find that the Ryzen 9 9955HX has significantly more cores with 16 cores whereas the Ryzen 5 6600H has 6 cores. It also has more threads than the Ryzen 5 6600H. With our hardware info, we find that the Ryzen 5 6600H has a slightly higher clock speed than the Ryzen 9 9955HX. Despite this, the Ryzen 9 9955HX has a slightly higher turbo speed. A Ryzen 5 6600H CPU outputs less heat than a Ryzen 9 9955HX CPU because of its slightly lower TDP. 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 9 9955HX has significantly more L2 cache than the Ryzen 5 6600H. The Ryzen 9 9955HX also has significantly more L3 cache.

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 Ryzen 5 6600H has more threads than cores. Each physical core is split into multiple threads.

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