AMD Ryzen 9 9950X3D vs AMD Ryzen 9 8940HX

Compare AMD Ryzen 9000 Series 16 core CPU vs AMD Ryzen 8000 Series 8 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

16302 points
52% significantly better overall score
10700 points

Gaming Score

The raw gaming performance with a fast GPU

14590 points
35% slightly better gaming score
10758 points

Multitasking Score

Performance in workloads using up to 8 cores

16961 points
58% significantly better multitasking score
10731 points

Heavy Workload Score

Performance in workloads using up to 16 cores

17329 points
59% significantly better heavy workload score
10842 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 9950X3D and the Ryzen 9 8940HX? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

643.21 points
40% slightly higher Blender score
458.15 points

Specifications

Cores

Number of physical processing units

16
Identical
16

Threads

Number of logical processing units

32
Identical
32

Clock Speed

Base frequency at which the chip operates

4.3 GHz
48% significantly higher clock speed
2.9 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.7 GHz
7% slightly higher turbo speed
5.3 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

170 W
55 W
209% significantly lower TDP

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L1 Cache

Smallest embedded memory, but the fastest

1280 KiB
25% slightly more L1 cache
1024 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

16 MiB
300% significantly more L2 cache
4 MiB

L3 Cache

General memory pool for all cores

128 MiB
1500% significantly more L3 cache
8 MiB

Other details

Rank

Ranking in the hardwareDB database

14th of 1,089
75th of 1,089

Family

The product line

Ryzen 9000 Series
Ryzen 8000 Series

Release date

The official date of release of this chip

2025 March
2025 April

Memory Type

The type of memory used by this chip

DDR5
DDR5

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Ryzen 9 9950X3D vs Ryzen 9 8940HX benchmarks

In our benchmarks, the Ryzen 9 9950X3D beats the Ryzen 9 8940HX in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 8940HX in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Ryzen 9 9950X3D has significantly more cores with 16 cores compared to the Ryzen 9 8940HX that has 8 cores. It also has more threads than the Ryzen 9 8940HX. These CPUs have different clock speeds. Indeed, the Ryzen 9 9950X3D has a significantly higher clock speed compared to the Ryzen 9 8940HX. Also, the Ryzen 9 9950X3D has a slightly higher turbo speed. The Ryzen 9 8940HX outputs less heat than Ryzen 9 9950X3D thanks to a significantly 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 9950X3D has significantly more L2 cache than the Ryzen 9 8940HX. The Ryzen 9 9950X3D also has significantly 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 9 9950X3D has more threads than cores. Each physical core is split into multiple threads.

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