AMD Ryzen 9 3950X vs AMD Ryzen 9 7900X3D

Compare AMD Ryzen 9 Desktop 16 core CPU vs AMD Ryzen 9 12 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Other Benchmarks
Specifications
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AMD Ryzen 9 7900X3D

Price

The cheapest price from our partner retailers

$ 399.99

$ 400.00 significantly less expensive

$ 799.99

Benchmark Score

Overall Score

A combined score of all workloads

9228 points

13385 points

45% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

7460 points

13203 points

76% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

9844 points

13450 points

36% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

10084 points

13474 points

33% slightly better heavy workload score

Free CPU Benchmark

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

371.88 points

398.41 points

7% slightly higher Blender score

Geekbench 5 (multi) score

Multi threaded benchmark

10775 points

17603 points

63% significantly higher Geekbench 5 (multi) score

Geekbench 5 (single) score

Single threaded benchmark

1676 points

2784 points

66% significantly higher Geekbench 5 (single) score

Geekbench 6 (multi) score

Multi threaded benchmark

10665 points

17560 points

64% significantly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

1722 points

2866 points

66% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

33% slightly more cores

Threads

Number of logical processing units

33% slightly more threads

Clock Speed

Base frequency at which the chip operates

3.5 GHz

4.40 GHz

25% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz

5.6 GHz

19% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

105 W

14% slightly lower TDP

120 W

Memory Channels

Lanes for simultaneous memory access

Identical

L1 Cache

Smallest embedded memory, but the fastest

1024 KiB

33% slightly more L1 cache

768 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

8 MiB

12 MiB

49% significantly more L2 cache

L3 Cache

General memory pool for all cores

64 MiB

128 MiB

100% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

105th of 1,089

38th of 1,089

Family

The product line

Ryzen 9 Desktop

Ryzen 9

Release date

The official date of release of this chip

2019 November

2023 February

Memory Type

The type of memory used by this chip

DDR4

DDR5

Is Unlocked

Can this CPU can be overclocked

Yes

Ryzen 9 3950X vs Ryzen 9 7900X3D benchmarks

According to the hardwareDB Benchmark tool, the Ryzen 9 7900X3D is faster than the Ryzen 9 3950X. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 3950X in all gaming tests too.

With info from our database, we find that the Ryzen 9 3950X has slightly more cores with 16 cores whereas the Ryzen 9 7900X3D has 12 cores. It also has more threads than the Ryzen 9 7900X3D. Our comparison shows that the Ryzen 9 7900X3D has a slightly higher clock speed compared to the Ryzen 9 3950X. The cache sizes of these CPUs are different. Indeed, the Ryzen 9 7900X3D has significantly more L2 cache than the Ryzen 9 3950X. The Ryzen 9 7900X3D 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 3950X has more threads than cores. Each physical core is split into multiple threads.