AMD Ryzen 9 3950X vs AMD Ryzen 9 7900X

Compare AMD Ryzen 9 Desktop 16 core CPU vs AMD Ryzen 9 Desktop 12 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

$ 399.99
$ 314.49
$ 85.50 slightly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

9228 points
13554 points
46% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

7460 points
13457 points
80% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

9844 points
13583 points
37% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

10084 points
13587 points
34% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 3950X and the Ryzen 9 7900X? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

10804 points
12798 points
18% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

371.88 points
412.82 points
11% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

10775 points
17426 points
61% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1676 points
2844 points
69% significantly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

10665 points
17750 points
66% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1722 points
2946 points
71% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

16
33% slightly more cores
12

Threads

Number of logical processing units

32
33% slightly more threads
24

Clock Speed

Base frequency at which the chip operates

3.5 GHz
4.7 GHz
34% 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
61% significantly lower TDP
170 W

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

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
Identical
64 MiB

Other details

Rank

Ranking in the hardwareDB database

105th of 1,089
36th of 1,089

Family

The product line

Ryzen 9 Desktop
Ryzen 9 Desktop

Release date

The official date of release of this chip

2019 November
2022 September

Memory Type

The type of memory used by this chip

DDR4
DDR5

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

-
Yes

Ryzen 9 3950X vs Ryzen 9 7900X benchmarks

In our benchmarks, the Ryzen 9 7900X beats the Ryzen 9 3950X in overall performance. 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 7900X has 12 cores. It also has more threads than the Ryzen 9 7900X. With our hardware info, we find that the Ryzen 9 7900X has a slightly higher clock speed than the Ryzen 9 3950X. Also, the Ryzen 9 7900X has a slightly higher turbo speed. A Ryzen 9 3950X CPU outputs less heat than a Ryzen 9 7900X CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Ryzen 9 7900X has more L2 cache than the Ryzen 9 3950X. However, both these chips have the same amount of 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.

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