AMD Ryzen 7 9800X3D vs AMD Ryzen 5 8400F

Compare AMD Ryzen 9000 Series 8 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

$ 455.05
$ 165.69
$ 289.36 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

10982 points
42% slightly better overall score
7722 points

Gaming Score

The raw gaming performance with a fast GPU

13108 points
26% slightly better gaming score
10390 points

Multitasking Score

Performance in workloads using up to 8 cores

10252 points
49% significantly better multitasking score
6857 points

Heavy Workload Score

Performance in workloads using up to 16 cores

10031 points
51% significantly better heavy workload score
6632 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 7 9800X3D and the Ryzen 5 8400F? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

10082 points
64% significantly higher 3DMark Physics score
6145 points
Blender score

Blender score

Cycles Render (Samples per minute)

325.43 points
81% significantly higher Blender score
179.45 points

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

4.7 GHz
11% slightly higher clock speed
4.2 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.2 GHz
10% slightly higher turbo speed
4.7 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

120 W
65 W
84% significantly lower TDP

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

96 MiB
499% significantly more L3 cache
16 MiB

Other details

Rank

Ranking in the hardwareDB database

70th 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 November
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 7 9800X3D vs Ryzen 5 8400F comparison

In our benchmarks, the Ryzen 7 9800X3D beats the Ryzen 5 8400F in overall performance. 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 7 9800X3D has slightly more cores than the Ryzen 5 8400F. Indeed, the Ryzen 7 9800X3D has 8 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 7 9800X3D has a slightly higher clock speed than the Ryzen 5 8400F. Also, the Ryzen 7 9800X3D has a slightly higher turbo speed. The Ryzen 5 8400F outputs less heat than Ryzen 7 9800X3D 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 7 9800X3D has slightly more L2 cache when compared to the Ryzen 5 8400F. The Ryzen 7 9800X3D also has significantly more L3 cache.

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 9800X3D has more threads than cores. Each physical core is split into multiple threads.

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