AMD Ryzen 7 8700G vs AMD Ryzen 9 3900X

Compared 2 processors: AMD Ryzen 7 8700G, vs AMD Ryzen 9 3900X. Below are specs, tests, pros and cons for each device

Review

Key Specs AMD Ryzen 7 8700G 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 8700G
1821
AMD Ryzen 9 3900X
1312
Cinebench R23 (Multi-Core)
AMD Ryzen 7 8700G
18049
AMD Ryzen 9 3900X
18682
Cinebench 2024
Cinebench 2024 (Single-Core)
AMD Ryzen 7 8700G
103
AMD Ryzen 9 3900X
74
Cinebench 2024 (Single-Core)
AMD Ryzen 7 8700G
995
AMD Ryzen 9 3900X
982
PassMark
PassMark CPU (Single-Core)
AMD Ryzen 7 8700G
3916
AMD Ryzen 9 3900X
2704
PassMark CPU (Multi-Core)
AMD Ryzen 7 8700G
31619
AMD Ryzen 9 3900X
32573
Integer Math102.8 GOps/s99.7 GOps/s
Floating-Point Math63.5 GOps/s58.5 GOps/s
Prime Number Search104 M primes/s214 M primes/s
Random String Sort45.7 M strings/s48.4 M strings/s
Data Encryption22.8 GB/s28.6 GB/s
Data Compression386.1 MB/s449.1 MB/s
Physics1661 frames/s1800 frames/s
Extended Instructions29 M matrices/s292 M matrices/s
GeekBench v6
Geekbench 6 (Single-Core)
AMD Ryzen 7 8700G
2635
AMD Ryzen 9 3900X
1699
Geekbench 6 (Multi-Core)
AMD Ryzen 7 8700G
14225
AMD Ryzen 9 3900X
10470
File Compression1440 MB/s872.1 MB/s
Clang Compilation108.2 KLines/s104.4 KLines/s
HTML5 Browser303.9 pages/s209.4 pages/s
PDF Rendering402.6 MP/sec299.9 MP/sec
Text Processing272 pages/s144.4 pages/s
Background Blur65.4 frames/s41.1 frames/s
Photo Processing108 frames/s75.2 frames/s
Ray Tracing23.6 MP/sec24.4 MP/sec

Blender

Real-world 3D modeling test
Blender CPU
AMD Ryzen 7 8700G
245.21
AMD Ryzen 9 3900X
278.98

Performance/Watt

Points per watt of PL1 TDP
Geekbench 6 Multi / W 218.8 PPW 99.7 PPW
PassMark CPU / W 486.4 PPW 310.2 PPW
Cinebench 2024 / W 15.3 PPW 9.4 PPW
Blender / W 3.77 PPW 2.66 PPW

General Info

Manufacturer AMD AMD
Announced January, 8, 2024 July, 7, 2019
Type PC use PC use
Architecture x86-64 x86-64
Codename Zen 4 (Phoenix) n/a
Integrated GPU Radeon 780M No

Processor

Performance cores
Cores 8 12
Threads 16 24
Frequency 4.2 GHz 3.8 GHz
Max Frequency (Turbo) 5.1 GHz 4.6 GHz
General
Cores count812
Threads count1624
Bus frequency100 MHz100 MHz
Multiplier42x38x
L1 cache64 KB/core64 KB/core
L2 cache1000 KB/core512 KB/core
L3 Cache16 MB total64 MB total
Unlocked multiplierYesYes

Package

Transistor count 25 billion 3.8 billion
Process tech. 4 nm 7 nm
Power (TDP) 45-65 W 105 W
Max TDP (Boost) 88 W n/a
Socket AM5 AM4
Critical temp. 95 °C 95 °C

Memory Support

Memory Type DDR5-5200 DDR4-3200
Max Size 256 GB 128 GB
Channels 2 2
ECC support No Yes
Max memory bandwidth n/a 47.68 GB

Other

PCIe Version 4.0 4.0
Max PCIe Lanes 20 16

Results

After analyzing the data, we consider AMD Ryzen 7 8700G the clear winner in this comparison.

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