Ryzen 5 5600 vs Ryzen 9 3900X

AMD

Ryzen 5 5600

6 Cores12 Thrd65 WWMax: 4.4 GHz2022

Popular choices:

VS
AMD

Ryzen 9 3900X

12 Cores24 Thrd105 WWMax: 4.6 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 5 5600

2022

Why buy it

  • Costs $300 less on MSRP ($199 MSRP vs $499 MSRP).
  • Delivers 66.2% more PassMark for each dollar spent, at 108.3 vs 65.2 PassMark/$ ($199 MSRP vs $499 MSRP).
  • Draws 65W instead of 105W, a 40W reduction.

Trade-offs

  • Worse for gaming: lower average FPS than Ryzen 9 3900X across 4 shared CPU benchmark tests.
  • Lower Geekbench multi-core (8,600 vs 12,000).
  • Smaller total L3 cache (32 MB vs 64 MB).

Ryzen 9 3900X

2019

Why buy it

  • Better for gaming: +49.0% 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 65.2 vs 108.3 PassMark/$ ($499 MSRP vs $199 MSRP).
  • 61.5% higher power demand at 105W vs 65W.

Quick Answers

So, is Ryzen 9 3900X better than Ryzen 5 5600?
Yes. Ryzen 9 3900X is the better overall CPU here. You are getting a 49.0% average FPS lead across 4 shared CPU game tests in our data, 39.5% better Geekbench multi-core, and 50.9% higher PassMark, which makes it the stronger all-around choice.
Which one is better for gaming?
If gaming is the priority, Ryzen 9 3900X is the better pick here. According to our tests, it delivers 49.0% 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 3900X is the better fit. You are getting 39.5% better Geekbench multi-core, backed by 12 cores and 24 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 3900X is still the faster CPU overall, but Ryzen 5 5600 makes more sense if price matters more than absolute performance. Ryzen 9 3900X is 150.8% more expensive on MSRP at $499 MSRP versus $199 MSRP, and it gives you a 49.0% average FPS lead across 4 shared CPU game tests in our data. Ryzen 5 5600 is also 66.2% better value on MSRP (108.3 vs 65.2 PassMark/$), 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 5 5600 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2019). That makes it the safer long-term pick.

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 5 5600Ryzen 9 3900X
1080p
low161 FPS209 FPS
medium130 FPS170 FPS
high112 FPS140 FPS
ultra93 FPS114 FPS
1440p
low141 FPS171 FPS
medium113 FPS131 FPS
high95 FPS104 FPS
ultra78 FPS86 FPS
4K
low79 FPS92 FPS
medium69 FPS77 FPS
high55 FPS61 FPS
ultra44 FPS49 FPS
Counter-Strike 2

Counter-Strike 2

PresetRyzen 5 5600Ryzen 9 3900X
1080p
low508 FPS781 FPS
medium419 FPS654 FPS
high351 FPS510 FPS
ultra310 FPS447 FPS
1440p
low447 FPS648 FPS
medium375 FPS552 FPS
high323 FPS452 FPS
ultra277 FPS369 FPS
4K
low313 FPS380 FPS
medium268 FPS326 FPS
high243 FPS293 FPS
ultra209 FPS258 FPS
League of Legends

League of Legends

PresetRyzen 5 5600Ryzen 9 3900X
1080p
low539 FPS813 FPS
medium526 FPS794 FPS
high483 FPS730 FPS
ultra414 FPS647 FPS
1440p
low539 FPS707 FPS
medium434 FPS583 FPS
high396 FPS522 FPS
ultra339 FPS459 FPS
4K
low371 FPS503 FPS
medium298 FPS403 FPS
high255 FPS361 FPS
ultra197 FPS292 FPS
Valorant

Valorant

PresetRyzen 5 5600Ryzen 9 3900X
1080p
low539 FPS813 FPS
medium539 FPS813 FPS
high539 FPS813 FPS
ultra539 FPS813 FPS
1440p
low539 FPS813 FPS
medium539 FPS813 FPS
high539 FPS714 FPS
ultra493 FPS619 FPS
4K
low501 FPS669 FPS
medium448 FPS594 FPS
high398 FPS525 FPS
ultra349 FPS437 FPS

Technical Specifications

Side-by-side comparison of Ryzen 5 5600 and Ryzen 9 3900X

AMD

Ryzen 5 5600

The Ryzen 5 5600 is manufactured by AMD. It was released in 20 April 2022 (3 years ago). It is based on the Vermeer (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 21,550 points. Launch price was $299.

AMD

Ryzen 9 3900X

The Ryzen 9 3900X 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 12 cores and 24 threads. Base frequency is 3.8 GHz, with boost up to 4.6 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 125 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 32,517 points. Launch price was $499.

Processing Power

The Ryzen 5 5600 packs 6 cores / 12 threads, while the Ryzen 9 3900X offers 12 cores / 24 threads — the Ryzen 9 3900X has 6 more cores. Boost clocks reach 4.4 GHz on the Ryzen 5 5600 versus 4.6 GHz on the Ryzen 9 3900X — a 4.4% clock advantage for the Ryzen 9 3900X (base: 3.5 GHz vs 3.8 GHz). The Ryzen 5 5600 uses the Vermeer (2020−2025) architecture (7 nm), while the Ryzen 9 3900X uses Matisse (Zen 2) (2019−2020) (7 nm, 12 nm). In PassMark, the Ryzen 5 5600 scores 21,550 against the Ryzen 9 3900X's 32,517 — a 40.6% lead for the Ryzen 9 3900X. Geekbench 6 single-core — the metric most relevant to gaming — records 2,052 vs 1,300, a 44.9% lead for the Ryzen 5 5600 that directly translates to higher frame rates. Multi-core Geekbench: 8,600 vs 12,000 (33% advantage for the Ryzen 9 3900X). L3 cache: 32 MB (total) on the Ryzen 5 5600 vs 64 MB on the Ryzen 9 3900X.

FeatureRyzen 5 5600Ryzen 9 3900X
Cores / Threads
6 / 12
12 / 24+100%
Boost Clock
4.4 GHz
4.6 GHz+5%
Base Clock
3.5 GHz
3.8 GHz+9%
L3 Cache
32 MB (total)
64 MB+100%
L2 Cache
512K (per core)
512K (per core)
Process
7 nm
7 nm, 12 nm
Architecture
Vermeer (2020−2025)
Matisse (Zen 2) (2019−2020)
PassMark
21,550
32,517+51%
Cinebench R23 Multi
11,077
Geekbench 6 Single
2,052+58%
1,300
Geekbench 6 Multi
8,600
12,000+40%
🧠

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: B550,X570,B450,X470,A520 (Ryzen 5 5600) and X570,B550 (Ryzen 9 3900X).

FeatureRyzen 5 5600Ryzen 9 3900X
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
Yes
PCIe Lanes
24
24
🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Both support AMD-V virtualization. Primary use case: Ryzen 5 5600 targets Desktop, Ryzen 9 3900X targets Workstation.

FeatureRyzen 5 5600Ryzen 9 3900X
Integrated GPU
No
No
IGPU Model
None
Unlocked
Yes
Yes
AVX-512
No
No
Virtualization
AMD-V
AMD-V
Target Use
Desktop
Workstation
💰

Value Analysis

The Ryzen 5 5600 launched at $199 MSRP, while the Ryzen 9 3900X debuted at $499. On MSRP ($199 vs $499), the Ryzen 5 5600 is $300 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 5 5600 delivers 108.3 pts/$ vs 65.2 pts/$ for the Ryzen 9 3900X — making the Ryzen 5 5600 the 49.7% better value option.

FeatureRyzen 5 5600Ryzen 9 3900X
MSRP
$199-60%
$499
Performance per Dollar
108.3+66%
65.2
Release Date
2022
2019