AMD Ryzen 9 3900XT vs AMD Ryzen 9 7900X3D

Compare AMD Ryzen 9 Desktop 12 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

$ 389.99

$ 410.00 significantly less expensive

$ 799.99

Benchmark Score

Overall Score

A combined score of all workloads

8378 points

13385 points

59% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8533 points

13203 points

54% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

8330 points

13450 points

61% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

8329 points

13474 points

61% significantly better heavy workload score

Free CPU Benchmark

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

275.17 points

398.41 points

44% significantly higher Blender score

Geekbench 5 (multi) score

Multi threaded benchmark

10007 points

17603 points

75% significantly higher Geekbench 5 (multi) score

Geekbench 5 (single) score

Single threaded benchmark

1698 points

2784 points

63% significantly higher Geekbench 5 (single) score

Geekbench 6 (multi) score

Multi threaded benchmark

9918 points

17560 points

77% significantly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

1737 points

2866 points

64% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

Identical

Threads

Number of logical processing units

Identical

Clock Speed

Base frequency at which the chip operates

3.8 GHz

4.40 GHz

15% 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

L1 Cache

Smallest embedded memory, but the fastest

768 KiB

Identical

768 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

6 MiB

12 MiB

100% 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

131st 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

2020 July

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 3900XT vs Ryzen 9 7900X3D comparison

In our benchmarks, the Ryzen 9 7900X3D beats the Ryzen 9 3900XT in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 3900XT in all gaming tests too.

Info from our database shows that they both have the same core count and the same number of threads. Our comparison shows that the Ryzen 9 7900X3D has a slightly higher clock speed compared to the Ryzen 9 3900XT. The info from our database shows that the Ryzen 9 7900X3D has more L2 cache than the Ryzen 9 3900XT. 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 3900XT has more threads than cores. Each physical core is split into multiple threads.