AMD Ryzen 9 3900X vs Intel Core i5-14400

Compare AMD Ryzen 9 Desktop 12 core CPU vs Intel Core i5 (14th gen) 10 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

$ 229.99
$ 192.00
$ 37.99 slightly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

8422 points
8658 points
2% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8440 points
11300 points
33% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

8406 points
7% slightly better multitasking score
7821 points

Heavy Workload Score

Performance in workloads using up to 16 cores

8392 points
10% slightly better heavy workload score
7610 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 3900X and the Core i5-14400? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

8594 points
16% slightly higher 3DMark Physics score
7382 points
Blender score

Blender score

Cycles Render (Samples per minute)

276.80 points
36% slightly higher Blender score
202.91 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

9907 points
10690 points
7% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1704 points
2329 points
36% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

12
20% slightly more cores
10

Threads

Number of logical processing units

24
49% significantly more threads
16

Clock Speed

Base frequency at which the chip operates

3.80 GHz
52% significantly higher clock speed
2.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.6 GHz
4.7 GHz
2% slightly higher turbo speed

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

6 MiB
9.5 MiB
58% significantly more L2 cache

L3 Cache

General memory pool for all cores

64 MiB
220% significantly more L3 cache
20 MiB

Other details

Rank

Ranking in the hardwareDB database

130th of 1,089
119th of 1,089

Family

The product line

Ryzen 9 Desktop
Core i5 (14th gen)

Release date

The official date of release of this chip

2019 July
2024 February

Memory Type

The type of memory used by this chip

DDR4
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

Yes
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Ryzen 9 3900X vs Core i5-14400 specs and performance

According to the hardwareDB Benchmark tool, the Ryzen 9 3900X is faster than the Core i5-14400. Despite this, the Core i5-14400 has the advantage in our gaming benchmark.

When comparing core counts for these CPUs, we notice that the Ryzen 9 3900X has slightly more cores with 12 cores compared to the Core i5-14400 that has 10 cores. It also has more threads than the Core i5-14400. Our comparison shows that the Ryzen 9 3900X has a significantly higher clock speed compared to the Core i5-14400. Despite this, the Core i5-14400 has a slightly higher turbo speed. In terms of cache, the Core i5-14400 has significantly more L2 cache when compared to the Ryzen 9 3900X. Despite this, the Ryzen 9 3900X has significantly more L3 cache compared to the Core i5-14400.

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 3900X has more threads than cores. Each physical core is split into multiple threads.

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