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AMD Ryzensets 9 9900X Processor vs AMD Ryzen 5 3400G Processor

Updated August 2026The AMD Ryzensets 9 9900X Processor outperforms the AMD Ryzen 5 3400G Processor in terms of performance and features, making it the better choice for demanding users.

The AMD Ryzensets 9 9900X Processor outperforms the AMD Ryzen 5 3400G Processor in terms of performance and features, making it the better choice for demanding users.

Why AMD Ryzensets 9 9900X Processor is better

core count

12 cores vs 4 cores

clock speed

boosts up to 5.6 GHz vs 4.2 GHz

architecture

advanced Zen 5 architecture vs older design

Why AMD Ryzen 5 3400G Processor is better

price

£109.99 vs £299.39

TDP

65 W vs 120 W

integrated graphics

designed for casual gaming vs basic graphics

Overall score

AMD Ryzensets 9 9900X Processor
90
AMD Ryzen 5 3400G Processor
65

Specifications

SpecAMD Ryzensets 9 9900X ProcessorAMD Ryzen 5 3400G Processor
ArchitectureZen 5Older
Cache76 MB L3Not specified
Memory SupportDDR5DDR4
PCIe Version5.04.0
Integrated GPUAMD RDNA 2Basic

Dimension comparison

AMD Ryzensets 9 9900X ProcessorAMD Ryzen 5 3400G Processor

Overview of the Processors

When comparing the AMD Ryzensets 9 9900X Processor and the AMD Ryzen 5 3400G Processor, the differences in performance and price are striking. The Ryzen 9 9900X is priced at £299.39, while the Ryzen 5 3400G is significantly more affordable at £109.99. This considerable price gap reflects the performance capabilities of these two processors, catering to different user needs.

Performance Capabilities

The AMD Ryzensets 9 9900X outperforms the Ryzen 5 3400G with its 12 cores and 24 threads, compared to the 4 cores and 8 threads of the Ryzen 5 3400G. The Ryzen 9 9900X has a base clock speed of 4.4 GHz and can boost up to 5.6 GHz, making it ideal for demanding tasks. In contrast, the Ryzen 5 3400G offers a boost clock of 4.2 GHz, which, while decent, does not match the capabilities of the Ryzen 9 9900X. This difference in core count and clock speed makes the Ryzen 9 9900X a better choice for gamers and content creators who require high performance.

Architectural Design

The architectural design of these processors also highlights their intended use cases. The AMD Ryzensets 9 9900X features the advanced Zen 5 architecture and is manufactured using a 4nm engraving process, enhancing both performance and energy efficiency. The Ryzen 5 3400G, while capable, lacks this cutting-edge architecture, utilising an older design. This modern architecture in the Ryzen 9 9900X contributes to its superior performance metrics, making it suitable for high-end applications and gaming.

Thermal Design Power (TDP)

Thermal Design Power (TDP) is an essential factor when considering performance and cooling solutions. The Ryzen 9 9900X has a TDP of 120 W, indicating it requires more robust cooling solutions to handle its higher performance output. On the other hand, the Ryzen 5 3400G has a lower TDP of 65 W, making it easier to cool and more energy-efficient. This lower TDP makes the Ryzen 5 3400G an attractive option for users looking for a budget-friendly processor that doesn’t require extensive cooling setups.

Integrated Graphics

Integrated graphics can significantly affect usability for users not investing in a discrete GPU. The Ryzen 9 9900X includes an integrated AMD RDNA 2 graphics chip, providing a more capable graphical performance right out of the box. In contrast, the Ryzen 5 3400G is designed with integrated graphics as a primary feature, promoting it as a suitable choice for casual gaming and general tasks without needing a dedicated graphics card. This makes the Ryzen 5 3400G a practical option for budget-conscious users or those building a compact system.

Memory Support and Expansion

Memory support is another area where the two processors diverge. The Ryzen 9 9900X supports DDR5 memory and PCIe 5.0, allowing for faster data transfer and better overall performance with modern hardware. Furthermore, it benefits from AMD EXPO for easy DDR5 overclocking. Meanwhile, the Ryzen 5 3400G is compatible with 500 and 400 chipset Series AM4 motherboards, but it does not support the latest memory technologies like DDR5 or PCIe 5.0. This lack of support limits its potential for future upgrades, particularly for users looking to build a more powerful system down the line.

Price Point

Price is a significant factor in any product comparison. The AMD Ryzensets 9 9900X is priced at £299.39, reflecting its high-end specifications and capabilities for demanding users. Conversely, the AMD Ryzen 5 3400G is much more budget-friendly at £109.99. This price difference makes the Ryzen 5 3400G an excellent choice for those on a tighter budget or for casual users who do not require the extreme performance offered by the Ryzen 9 9900X.

Which should you buy?

Ultimately, the choice between the AMD Ryzensets 9 9900X Processor and the AMD Ryzen 5 3400G Processor depends on your specific needs and budget. If you are a gamer or content creator requiring top-tier performance and are willing to invest, the Ryzen 9 9900X is the clear winner with its remarkable specifications and capabilities. However, if you are looking for a more economical option for everyday computing or light gaming, the Ryzen 5 3400G offers significant value for its price.

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AMD Ryzensets 9 9900X Processor vs AMD Ryzen 5 3400G Processor | versusfinder