Ryzen 7 3700X vs Ryzen 9 3950X

AMD

Ryzen 7 3700X

8 Cores16 Thrd65 WWMax: 4.4 GHz2019

Popular choices:

VS
AMD

Ryzen 9 3950X

16 Cores32 Thrd105 WWMax: 4.7 GHz2019

Popular choices:

Performance Spectrum - CPU

About PassMark

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Ryzen 7 3700X

2019

Why buy it

  • Costs $420 less on MSRP ($329 MSRP vs $749 MSRP).
  • Delivers 32.6% more PassMark for each dollar spent, at 68.2 vs 51.4 PassMark/$ ($329 MSRP vs $749 MSRP).
  • Draws 65W instead of 105W, a 40W reduction.

Trade-offs

  • Worse for gaming: lower average FPS than Ryzen 9 3950X across 4 shared CPU benchmark tests.
  • Lower PassMark (22,430 vs 38,519).
  • Smaller total L3 cache (32 MB vs 64 MB).

Ryzen 9 3950X

2019

Why buy it

  • Better for gaming: +16.0% higher average FPS across 4 shared CPU benchmark tests.
  • +100% larger total L3 cache (64 MB vs 32 MB).

Trade-offs

  • Lower PassMark per dollar, at 51.4 vs 68.2 PassMark/$ ($749 MSRP vs $329 MSRP).
  • 61.5% higher power demand at 105W vs 65W.

Quick Answers

So, is Ryzen 9 3950X better than Ryzen 7 3700X?
Yes. Ryzen 9 3950X is the better overall CPU here. You are getting a 16.0% average FPS lead across 4 shared CPU game tests in our data, 71.7% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.
Which one is better for gaming?
If gaming is the priority, Ryzen 9 3950X is the better pick here. According to our tests, it delivers 16.0% more average FPS across 4 shared CPU game tests.
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, Ryzen 9 3950X is the better fit. You are getting 71.7% better PassMark, backed by 16 cores and 32 threads. It also carries the larger cache pool with 100% larger total L3 cache (64 MB vs 32 MB).
Which one is the smarter buy today, not just the cheaper CPU?
Ryzen 9 3950X is still the faster CPU overall, but Ryzen 7 3700X makes more sense if price matters more than absolute performance. Ryzen 9 3950X is 127.7% more expensive on MSRP at $749 MSRP versus $329 MSRP, and it gives you a 16.0% average FPS lead across 4 shared CPU game tests in our data. Ryzen 7 3700X is also 32.6% better value on MSRP (68.2 vs 51.4 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.
Which one is more future-proof for 2026 and beyond?
Ryzen 9 3950X is the more future-proof choice for 2026 and beyond. You are getting 100% larger total L3 cache (64 MB vs 32 MB) and more multi-core headroom with 16 cores / 32 threads instead of 8/16. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Path of Exile 2

Path of Exile 2

PresetRyzen 7 3700XRyzen 9 3950X
1080p
low200 FPS207 FPS
medium163 FPS182 FPS
high137 FPS147 FPS
ultra110 FPS119 FPS
1440p
low156 FPS167 FPS
medium121 FPS138 FPS
high100 FPS109 FPS
ultra80 FPS91 FPS
4K
low84 FPS89 FPS
medium71 FPS79 FPS
high56 FPS62 FPS
ultra44 FPS50 FPS
Counter-Strike 2

Counter-Strike 2

PresetRyzen 7 3700XRyzen 9 3950X
1080p
low561 FPS701 FPS
medium525 FPS616 FPS
high428 FPS497 FPS
ultra383 FPS438 FPS
1440p
low545 FPS580 FPS
medium471 FPS519 FPS
high394 FPS439 FPS
ultra337 FPS360 FPS
4K
low350 FPS340 FPS
medium304 FPS306 FPS
high274 FPS283 FPS
ultra242 FPS252 FPS
League of Legends

League of Legends

PresetRyzen 7 3700XRyzen 9 3950X
1080p
low561 FPS871 FPS
medium561 FPS701 FPS
high561 FPS623 FPS
ultra561 FPS520 FPS
1440p
low561 FPS710 FPS
medium561 FPS572 FPS
high538 FPS498 FPS
ultra470 FPS422 FPS
4K
low499 FPS494 FPS
medium394 FPS412 FPS
high343 FPS365 FPS
ultra275 FPS307 FPS
Valorant

Valorant

PresetRyzen 7 3700XRyzen 9 3950X
1080p
low561 FPS963 FPS
medium561 FPS963 FPS
high561 FPS887 FPS
ultra561 FPS796 FPS
1440p
low561 FPS883 FPS
medium561 FPS772 FPS
high561 FPS678 FPS
ultra555 FPS597 FPS
4K
low561 FPS649 FPS
medium501 FPS577 FPS
high447 FPS513 FPS
ultra396 FPS437 FPS

Technical Specifications

Side-by-side comparison of Ryzen 7 3700X and Ryzen 9 3950X

AMD

Ryzen 7 3700X

The Ryzen 7 3700X is manufactured by AMD. It was released in 7 July 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 22,430 points. Launch price was $329.

AMD

Ryzen 9 3950X

The Ryzen 9 3950X is manufactured by AMD. It was released in 14 November 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 16 cores and 32 threads. Base frequency is 3.5 GHz, with boost up to 4.7 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 38,519 points. Launch price was $799.

Processing Power

The Ryzen 7 3700X packs 8 cores / 16 threads, while the Ryzen 9 3950X offers 16 cores / 32 threads — the Ryzen 9 3950X has 8 more cores. Boost clocks reach 4.4 GHz on the Ryzen 7 3700X versus 4.7 GHz on the Ryzen 9 3950X — a 6.6% clock advantage for the Ryzen 9 3950X (base: 3.6 GHz vs 3.5 GHz). Both are built on the Matisse (Zen 2) (2019−2020) architecture using a 7 nm, 12 nm process. In PassMark, the Ryzen 7 3700X scores 22,430 against the Ryzen 9 3950X's 38,519 — a 52.8% lead for the Ryzen 9 3950X. L3 cache: 32 MB on the Ryzen 7 3700X vs 64 MB on the Ryzen 9 3950X.

FeatureRyzen 7 3700XRyzen 9 3950X
Cores / Threads
8 / 16
16 / 32+100%
Boost Clock
4.4 GHz
4.7 GHz+7%
Base Clock
3.6 GHz+3%
3.5 GHz
L3 Cache
32 MB
64 MB+100%
L2 Cache
512K (per core)
512K (per core)
Process
7 nm, 12 nm
7 nm, 12 nm
Architecture
Matisse (Zen 2) (2019−2020)
Matisse (Zen 2) (2019−2020)
PassMark
22,430
38,519+72%
🧠

Memory & Platform

Both processors use the AM4 socket with PCIe 4.0. Both support up to DDR4-3200 memory speed. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 24 PCIe lanes. Chipset compatibility: AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 3700X) and X570,B550 (Ryzen 9 3950X).

FeatureRyzen 7 3700XRyzen 9 3950X
Socket
AM4
AM4
PCIe Generation
PCIe 4.0
PCIe 4.0
Max RAM Speed
DDR4-3200
DDR4-3200
Max RAM Capacity
128 GB
128 GB
RAM Channels
2
2
ECC Support
Yes
No
PCIe Lanes
24
24
🔧

Advanced Features

Virtualization: not specified (Ryzen 7 3700X) / AMD-V (Ryzen 9 3950X).

FeatureRyzen 7 3700XRyzen 9 3950X
Integrated GPU
No
No
Unlocked
Yes
AVX-512
No
Virtualization
AMD-V
💰

Value Analysis

The Ryzen 7 3700X launched at $329 MSRP, while the Ryzen 9 3950X debuted at $749. On MSRP ($329 vs $749), the Ryzen 7 3700X is $420 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 7 3700X delivers 68.2 pts/$ vs 51.4 pts/$ for the Ryzen 9 3950X — making the Ryzen 7 3700X the 28% better value option.

FeatureRyzen 7 3700XRyzen 9 3950X
MSRP
$329-56%
$749
Performance per Dollar
68.2+33%
51.4
Release Date
2019
2019