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AMD Ryzen 5 3400G Processor vs Intel Core i7-7700K 4.2 GHz QuadCore 8 MB Cache CPU - Black

Updated August 2026The AMD Ryzen 5 3400G offers great value for budget users, while the Intel Core i7-7700K excels in high-performance tasks.

The AMD Ryzen 5 3400G offers great value for budget users, while the Intel Core i7-7700K excels in high-performance tasks.

Why AMD Ryzen 5 3400G Processor is better

price

AMD Ryzen 5 3400G is significantly cheaper.

integrated graphics

AMD has better integrated graphics for casual gaming.

cooling solution

AMD includes a cooler in the package.

Why Intel Core i7-7700K 4.2 GHz QuadCore 8 MB Cache CPU - Black is better

performance

Intel i7-7700K is better for high-performance tasks.

4K support

Intel supports 4K Ultra HD.

AVX2 instructions

Intel has optimized instructions for floating point tasks.

Overall score

AMD Ryzen 5 3400G Processor
70
Intel Core i7-7700K 4.2 GHz QuadCore 8 MB Cache CPU - Black
85

Specifications

SpecAMD Ryzen 5 3400G ProcessorIntel Core i7-7700K 4.2 GHz QuadCore 8 MB Cache CPU - Black
Cores44
Threads88
Boost Clock4.2 GHz4.2 GHz
Cache4 MB8 MB
TDP65W91W

Dimension comparison

AMD Ryzen 5 3400G ProcessorIntel Core i7-7700K 4.2 GHz QuadCore 8 MB Cache CPU - Black

Overview of the Processors

The AMD Ryzen 5 3400G Processor is a budget-friendly option at £109.99, while the Intel Core i7-7700K is significantly more expensive at £308.57. Both processors are designed for desktop use but cater to different segments of the market.

The Ryzen 5 3400G features 4 cores and 8 threads with a boost clock of 4.2 GHz, making it suitable for general gaming and productivity tasks. In contrast, the Core i7-7700K also has a boost clock of 4.2 GHz but is a quad-core CPU specifically aimed at high-performance applications, including 4K Ultra HD support.

Performance Comparison

Performance-wise, both processors boast a similar boost clock speed of 4.2 GHz, suggesting competitive performance under load. However, the Ryzen 5 3400G’s 4 cores and 8 threads may offer decent multitasking capabilities for less demanding applications, while the i7-7700K is designed to provide superior performance in tasks requiring extensive processing power, such as video editing and gaming at high settings.

The i7-7700K also includes Intel Advanced Vector Extensions 2 (Intel AVX2), which optimises performance for floating point-intensive tasks. This indicates that for users who frequently engage in such tasks, the Core i7-7700K could provide a noticeable advantage over the Ryzen 5 3400G.

Integrated Graphics

A notable distinction between the two is their integrated graphics capabilities. The AMD Ryzen 5 3400G is particularly appealing for users who do not wish to invest in a dedicated graphics card, as it includes robust integrated graphics that enable gaming and general use without the additional expense.

On the other hand, the Intel Core i7-7700K is also equipped with integrated graphics, but it is generally less powerful than the Vega graphics found in the Ryzen 5 3400G. For users aiming for a budget build or a compact system, the Ryzen 5 3400G provides a more versatile option, particularly for casual gaming or multimedia tasks.

Compatibility and Motherboard Support

The AMD Ryzen 5 3400G is compatible with both 500 and 400 series AM4 motherboards, providing a good range of options for users looking to build or upgrade their systems. This compatibility can help keep overall system costs lower, as users can select from a variety of motherboards at different price points.

Conversely, the Intel Core i7-7700K requires a motherboard with an LGA 1151 socket. While Intel motherboards typically offer a range of features, the overall cost may be higher when compared to the more affordable AMD alternatives. Thus, users leaning towards the Ryzen processor might find better value in terms of motherboard options.

Cooling Solutions

The AMD Ryzen 5 3400G comes with a Wraith Spire Cooler included in the package, eliminating the need for users to invest in a separate cooling solution. This is particularly beneficial for cost-conscious consumers or those new to building PCs who may not want to deal with the complexities of aftermarket cooling.

In contrast, the Intel Core i7-7700K does not include a stock cooler, meaning buyers will need to purchase a suitable cooling solution separately to ensure optimal performance and prevent overheating. This additional cost can increase the overall expense of building a system around the i7-7700K.

Pricing and Value for Money

The pricing of the two processors reflects their target markets. At £109.99, the AMD Ryzen 5 3400G presents a compelling value for budget-conscious consumers, particularly those who require a capable processor for everyday tasks and light gaming.

On the other hand, the Intel Core i7-7700K, priced at £308.57, is aimed at enthusiasts seeking high performance, particularly in demanding applications and gaming. While it offers superior specifications in certain areas, the price difference is substantial, and consumers must consider whether the additional performance justifies the higher cost.

Use Case Scenarios

When evaluating use cases, the AMD Ryzen 5 3400G is ideal for users looking for a cost-effective solution for general computing, light gaming, and multimedia consumption. Its integrated graphics and included cooling solution make it an attractive choice for budget builds.

In contrast, the Intel Core i7-7700K is more suited for users who require high performance for gaming, content creation, or other demanding tasks. Its capabilities in 4K Ultra HD support and optimised instruction sets cater to professionals and serious gamers who need the extra power and features that justify its premium pricing.

Which should you buy?

Choosing between the AMD Ryzen 5 3400G Processor and the Intel Core i7-7700K depends largely on your specific needs and budget. If you are looking for a budget-friendly option that still delivers solid performance for everyday tasks and light gaming, the Ryzen 5 3400G at £109.99 is a compelling choice.

However, if your focus is on high-end gaming or intensive applications, the Intel Core i7-7700K, despite its higher price of £308.57, will likely provide the performance you need. Ultimately, your decision should align with your performance requirements and budget constraints.

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AMD Ryzen 5 3400G Processor vs Intel Core i7-7700K 4.2 GHz QuadCore 8 MB Cache CPU - Black | versusfinder