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AMD Ryzen 9 3900X vs Ryzen 9 7900X

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Specification Charts

Combined Speed (all threads combined)

Ryzen 9 7900X 112.8 GT/s
Ryzen 9 3900X 91.2 GT/s
Difference: 21.6 (24%)

Core Speed

Ryzen 9 7900X 4.7 GHz
Ryzen 9 3900X 3.8 GHz
Difference: 0.9 (24%)

Threads

Ryzen 9 3900X 24
Ryzen 9 7900X 24
Difference: 0 (0%)

TDP

Ryzen 9 7900X 170 Watts
Ryzen 9 3900X 105 Watts
Difference: 65 (62%)

Price Comparison

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Ryzen 9 3900X

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Ryzen 9 7900X

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Specifications

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Model Ryzen 9 3900X Ryzen 9 7900X
Manufacturer AMD AMD
Architecture Zen 2 Raphael
Core Speed 3.8 GHz 4.7 GHz
Hyperthreading No Yes
Cores / Modules 12 12
Total Threads 24 24
Turbo 4.6 5.6
L2 Cache 512kb per core 1MB
L3 Cache 64mb 64MB
GPU Model Radeon Graphics
TDP 105 Watts 170 Watts
Socket AM4 AM5
Released July 2019 September 2022