AMD Ryzen 7 5800X vs AMD Ryzen 9 3900X

Compared 2 processors: AMD Ryzen 7 5800X, vs AMD Ryzen 9 3900X. Below are specs, tests, pros and cons for each device

Review

Key Specs AMD Ryzen 7 5800X and AMD Ryzen 9 3900X
Single-Thread Perf.
Single-Core Benchmark Score
Multi-Thread Perf.
Multi-Core Benchmark Score
Energy Efficiency
Chip Power Efficiency
Integrated Graphics
iGPU Performance in Games & 3D
NanoReview Score
Overall score by NanoReview

Tests & specs

Specs & test comparison

Benchmarks

CPU performance comparison across tasks
Cinebench R23
Cinebench R23 (Single-Core)
AMD Ryzen 7 5800X
1600
AMD Ryzen 9 3900X
1312
Cinebench R23 (Multi-Core)
AMD Ryzen 7 5800X
15344
AMD Ryzen 9 3900X
18682
Cinebench 2024
Cinebench 2024 (Single-Core)
AMD Ryzen 7 5800X
95
AMD Ryzen 9 3900X
74
Cinebench 2024 (Single-Core)
AMD Ryzen 7 5800X
839
AMD Ryzen 9 3900X
982
PassMark
PassMark CPU (Single-Core)
AMD Ryzen 7 5800X
3445
AMD Ryzen 9 3900X
2704
PassMark CPU (Multi-Core)
AMD Ryzen 7 5800X
27773
AMD Ryzen 9 3900X
32573
Integer Math95.3 GOps/s99.7 GOps/s
Floating-Point Math52.7 GOps/s58.5 GOps/s
Prime Number Search125 M primes/s214 M primes/s
Random String Sort35.4 M strings/s48.4 M strings/s
Data Encryption21.2 GB/s28.6 GB/s
Data Compression345.7 MB/s449.1 MB/s
Physics1368 frames/s1800 frames/s
Extended Instructions236 M matrices/s292 M matrices/s
GeekBench v6
Geekbench 6 (Single-Core)
AMD Ryzen 7 5800X
2232
AMD Ryzen 9 3900X
1699
Geekbench 6 (Multi-Core)
AMD Ryzen 7 5800X
10270
AMD Ryzen 9 3900X
10470
File Compression851.2 MB/s872.1 MB/s
Clang Compilation97.9 KLines/s104.4 KLines/s
HTML5 Browser181 pages/s209.4 pages/s
PDF Rendering319.6 MP/sec299.9 MP/sec
Text Processing236.3 pages/s144.4 pages/s
Background Blur50.5 frames/s41.1 frames/s
Photo Processing66.8 frames/s75.2 frames/s
Ray Tracing25.4 MP/sec24.4 MP/sec

Blender

Real-world 3D modeling test
Blender CPU
AMD Ryzen 7 5800X
216.41
AMD Ryzen 9 3900X
278.98

Performance/Watt

Points per watt of PL1 TDP
Geekbench 6 Multi / W 97.8 PPW 99.7 PPW
PassMark CPU / W 264.5 PPW 310.2 PPW
Cinebench 2024 / W 8 PPW 9.4 PPW
Blender / W 2.06 PPW 2.66 PPW

General Info

Manufacturer AMD AMD
Announced October, 8, 2020 July, 7, 2019
Type PC use PC use
Architecture x86-64 x86-64
Codename Zen 3 (Vermeer) n/a
Integrated GPU No No

Processor

Performance cores
Cores 8 12
Threads 16 24
Frequency 3.8 GHz 3.8 GHz
Max Frequency (Turbo) 4.7 GHz 4.6 GHz
General
Cores count812
Threads count1624
Bus frequency100 MHz100 MHz
Multiplier38x38x
L1 cache64 KB/core64 KB/core
L2 cache512 KB/core512 KB/core
L3 Cache32 MB total64 MB total
Unlocked multiplierYesYes

Package

Transistor count 4.15 billion 3.8 billion
Process tech. 7 nm 7 nm
Power (TDP) 105 W 105 W
Max TDP (Boost) 142 W n/a
Socket AM4 AM4
Critical temp. 90 °C 95 °C

Memory Support

Memory Type DDR4-3200 DDR4-3200
Max Size 128 GB 128 GB
Channels 2 2
ECC support Yes Yes
Max memory bandwidth 47.68 GB 47.68 GB

Other

PCIe Version 4.0 4.0
Max PCIe Lanes 20 16

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

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