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CPU comparison

AMD Ryzen 7 7700 vs AMD Ryzen 9 3900X

Benchmark comparison and full specifications, with the measured difference and a clear winner for gaming, office work, daily use and content creation.

ACheck Price on AmazonAMD Ryzen 7 7700BCheck Price on AmazonAMD Ryzen 9 3900X

As an Amazon Associate we earn from qualifying purchases. Prices and availability are set by Amazon.

APart A

AMD

Ryzen 7 7700

  • Blender render score 286 samples/min
  • Cores 8
  • Max boost clock 5.3 GHz
VS

BPart B

AMD

Ryzen 9 3900X

  • Blender render score 275 samples/min
  • Cores 12
  • Max boost clock 4.6 GHz
Compare other parts

01 · Performance profile

How they score

Scores out of 100 for each way you might use a processor. The chart shows where both parts rank among all 667 CPUs in our database.

Measured performance

AMD Ryzen 7 7700 is 4% faster in the Blender benchmark

AAMD Ryzen 7 7700286

Median of 24 submissions

BAMD Ryzen 9 3900X275

Median of 12 submissions

Blender Benchmark render score (samples per minute, higher is faster), the median of community-submitted results from Blender Open Data.

A
B
Lowest: 2Average: 22Highest: 79

Gaming

A55%Good
B57%Good

Too close to call

Office Work

A73%Good
B40%Fair

Better pick: Ryzen 7 7700 · Integrated graphics: Yes vs No

Daily Use

A65%Good
B41%Fair

Better pick: Ryzen 7 7700 · Integrated graphics: Yes vs No

Content Creation

A44%Fair
B50%Fair

Better pick: Ryzen 9 3900X · Threads: 24 vs 16

02 · Verdict

AMD Ryzen 7 7700 comes out ahead

It wins 4 of 8 compared specifications and scores higher overall. Check current prices before you buy.

AAMD Ryzen 7 7700

59/100

BAMD Ryzen 9 3900X

47/100

AAMD Ryzen 7 7700

Advantages

  • Integrated graphics Yes vs No
  • TDP / base power 65 W vs 105 W (38% lower)
  • Max boost clock 5.3 GHz vs 4.6 GHz (15% higher)
  • Blender render score 286 samples/min vs 275 samples/min (4% higher)

Disadvantages

  • L3 cache 32 MB vs 64 MB (50% lower)
  • Cores 8 vs 12 (33% lower)
  • Threads 16 vs 24 (33% lower)

BAMD Ryzen 9 3900X

Advantages

  • L3 cache 64 MB vs 32 MB (100% higher)
  • Cores 12 vs 8 (50% higher)
  • Threads 24 vs 16 (50% higher)

Disadvantages

  • Integrated graphics No vs Yes
  • TDP / base power 105 W vs 65 W (62% higher)
  • Max boost clock 4.6 GHz vs 5.3 GHz (13% lower)
  • Blender render score 275 samples/min vs 286 samples/min (4% lower)

03 · Full comparison

Side-by-side specifications

SpecificationAAMD Ryzen 7 7700BAMD Ryzen 9 3900X
Measured performance
Blender render scoreMedian of community-submitted Blender Benchmark results (Blender Open Data). Higher is faster.286 samples/min Better +4%275 samples/min
Benchmark submissionsHow many results the median is based on. Small numbers are less reliable.2412
Cores & clocks
Cores812 Better +50%
Efficiency (E) cores——
Threads1624 Better +50%
Base clock3.8 GHz3.8 GHz
Max boost clock5.3 GHz Better +15%4.6 GHz
Memory & cache
L3 cache32 MB64 MB Better +100%
Memory supportDDR5DDR4
Power
TDP / base power65 W Better105 W
Features
Integrated graphicsYes BetterNo
Platform
ArchitectureZen 4Zen 2
SocketAM5AM4
Manufacturing process5 nm7 nm
Release year20232019
Launch price$329$499

Ready to buy?

Prices change daily. Check the current price of each part.

ACheck Price on Amazon: Ryzen 7 7700BCheck Price on Amazon: Ryzen 9 3900X

As an Amazon Associate we earn from qualifying purchases. Prices and availability are set by Amazon.

AMD Ryzen 7 7700 vs AMD Ryzen 9 3900X at a glance

This page compares the AMD Ryzen 7 7700 and the AMD Ryzen 9 3900X using published specifications and real measured benchmark results. In the Blender Benchmark, AMD Ryzen 7 7700 posts a median render score of 286 against 275 for AMD Ryzen 9 3900X, making it 4% faster. The medians are based on 24 and 12 community submissions.

AMD Ryzen 7 7700: 8 cores, 16 threads, 5.3 GHz max boost clock, 65 W tdp / base power, released in 2023, launched at $329. AMD Ryzen 9 3900X: 12 cores, 24 threads, 4.6 GHz max boost clock, 105 W tdp / base power, released in 2019, launched at $499.

Our overall scores are 59 for Ryzen 7 7700 and 47 for Ryzen 9 3900X out of 100. By use case, the better pick is, for gaming: too close to call; for office work: Ryzen 7 7700; for daily use: Ryzen 7 7700; for content creation: Ryzen 9 3900X. Blender measures rendering rather than game frame rates, so treat the gaming result as a guide built from render performance and specifications.

Ryzen 7 7700 vs Ryzen 9 3900X FAQ

Which is faster, the Ryzen 7 7700 or the Ryzen 9 3900X?

In the Blender Benchmark, AMD Ryzen 7 7700 posts a median render score of 286 against 275 for AMD Ryzen 9 3900X, making it 4% faster. The medians are based on 24 and 12 community submissions.

Which uses more power, the Ryzen 7 7700 or the Ryzen 9 3900X?

The AMD Ryzen 9 3900X is rated at 105 W and the AMD Ryzen 7 7700 at 65 W, so the Ryzen 7 7700 draws 62% less on paper. Rated power is not the same as power drawn in your own workload.

How much did the Ryzen 7 7700 and the Ryzen 9 3900X cost at launch?

The AMD Ryzen 7 7700 launched at $329 and the AMD Ryzen 9 3900X at $499. Street prices change often, so check a current price before buying.

Is the Ryzen 7 7700 or the Ryzen 9 3900X better for gaming?

Our gaming scores for the two are within a few points of each other (55 and 57 out of 100). Blender is a rendering benchmark, so also look at independent game benchmarks.

More CPU comparisons

About this data

Benchmark numbers come from Blender Open Data, a public collection of results submitted by real users, shown as medians with the submission count. Specifications and launch prices are compiled from manufacturer information and may contain mistakes. See how it all works on thePC Parts Comparison page, or report an error through our contact page. This page contains affiliate links: if you buy through them we may earn a commission at no extra cost to you.