AMD Ryzen 9 9950X vs AMD Ryzen 5 8400F

Compare AMD Ryzen 9000 Series 16 core CPU vs AMD Ryzen 8000 Series 6 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Price

The cheapest price from our partner retailers

$ 532.18
$ 165.69
$ 366.49 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

17229 points
123% significantly better overall score
7722 points

Gaming Score

The raw gaming performance with a fast GPU

15130 points
45% significantly better gaming score
10390 points

Multitasking Score

Performance in workloads using up to 8 cores

17969 points
162% significantly better multitasking score
6857 points

Heavy Workload Score

Performance in workloads using up to 16 cores

18272 points
175% significantly better heavy workload score
6632 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 9950X and the Ryzen 5 8400F? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

16731 points
172% significantly higher 3DMark Physics score
6145 points
Blender score

Blender score

Cycles Render (Samples per minute)

605.81 points
237% significantly higher Blender score
179.45 points

Specifications

Cores

Number of physical processing units

16
166% significantly more cores
6

Threads

Number of logical processing units

32
166% significantly more threads
12

Clock Speed

Base frequency at which the chip operates

4.3 GHz
2% slightly higher clock speed
4.2 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.7 GHz
21% slightly higher turbo speed
4.7 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

170 W
65 W
161% significantly lower TDP

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

16 MiB
166% significantly more L2 cache
6 MiB

L3 Cache

General memory pool for all cores

64 MiB
300% significantly more L3 cache
16 MiB

Other details

Rank

Ranking in the hardwareDB database

7th of 1,089
156th of 1,089

Family

The product line

Ryzen 9000 Series
Ryzen 8000 Series

Release date

The official date of release of this chip

2024 August
2024 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 9950X vs Ryzen 5 8400F comparison

According to the hardwareDB Benchmark tool, the Ryzen 9 9950X is faster than the Ryzen 5 8400F. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 5 8400F in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Ryzen 9 9950X has significantly more cores than the Ryzen 5 8400F. Indeed, the Ryzen 9 9950X has 16 cores compared to 6 cores found in the Ryzen 5 8400F. It also has more threads than the Ryzen 5 8400F. With our hardware info, we find that the Ryzen 9 9950X has a slightly higher clock speed than the Ryzen 5 8400F. Also, the Ryzen 9 9950X has a slightly higher turbo speed. The Ryzen 5 8400F outputs less heat than Ryzen 9 9950X thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Ryzen 9 9950X has significantly more L2 cache when compared to the Ryzen 5 8400F. The Ryzen 9 9950X 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 9 9950X has more threads than cores. Each physical core is split into multiple threads.

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