Intel Core i7-12700K Gaming Desktop Processor with vs Intel Core i7-8700K Desktop Processor 6 Cores up
Updated August 2026 — Intel Core i7-12700K Gaming Desktop Processor with wins on performance and graphics, Intel Core i7-8700K Desktop Processor 6 Cores up wins on price and power.
The Intel Core i7-12700K outperforms the i7-8700K in almost every aspect, making it the superior choice for gamers and power users.
Why Intel Core i7-12700K Gaming Desktop Processor with is better
Higher Performance
i7-12700K has 12 cores vs 6 cores in i7-8700K
Better Graphics
i7-12700K features Intel UHD 770 vs UHD 630
Larger Cache
i7-12700K has 25 MB L3 cache vs 12 MB
Why Intel Core i7-8700K Desktop Processor 6 Cores up is better
Lower Price
i7-8700K costs $185.37 vs $285.99 for i7-12700K
Lower Power Consumption
i7-8700K has 95W TDP vs 125W for i7-12700K
Adequate for Casual Use
i7-8700K is sufficient for general gaming and tasks
Overall score
Specifications
| Spec | Intel Core i7-12700K Gaming Desktop Processor with | Intel Core i7-8700K Desktop Processor 6 Cores up |
|---|---|---|
| Cores | 12 (8P+4E) | 6 |
| Max Frequency | 5.0 GHz | 4.7 GHz |
| Integrated Graphics | UHD 770 | UHD 630 |
| L3 Cache | 25 MB | 12 MB |
| TDP | 125W | 95W |
| Socket | LGA1700 | LGA1151 |
Dimension comparison
Introduction to the Intel Processors
When it comes to gaming and high-performance computing, the processors you choose can significantly impact your experience. In this comparison, we will look at two powerful Intel processors: the Intel Core i7-12700K and the Intel Core i7-8700K. The i7-12700K is priced at $285.99, while the i7-8700K is available for $185.37, making the latter about 35% cheaper. This article will explore their features, performance capabilities, and overall value to help you make an informed decision.
Performance Overview
The Intel Core i7-12700K boasts a hybrid architecture with 12 cores (8 performance cores and 4 efficient cores) and a maximum frequency of up to 5.0 GHz. This processor is designed for next-gen gaming and multitasking without compromise, providing superior performance for demanding applications. In contrast, the Intel Core i7-8700K has 6 cores and operates at a base frequency of 3.70 GHz, reaching up to 4.70 GHz with Turbo Boost. While the i7-8700K offers solid performance for most gaming needs, the i7-12700K clearly outperforms it, especially in multi-threaded applications.
Integrated Graphics Capabilities
Both processors come equipped with integrated graphics, but the Intel Core i7-12700K features the Intel UHD 770 Graphics, which is more advanced compared to the Intel UHD Graphics 630 found in the i7-8700K. This difference in graphics technology can impact gaming performance and the ability to handle graphics-intensive tasks without a discrete GPU. For gamers or content creators who may not have a dedicated graphics card, the i7-12700K's integrated graphics provide a clear advantage.
Compatibility and Motherboard Options
The Intel Core i7-12700K is compatible with Intel's 600 and 700 series chipset-based motherboards, offering a broader range of upgrade options for users looking to build a modern system. Conversely, the i7-8700K is limited to Intel's 300 series chipsets. This difference in compatibility could influence your overall build strategy and future-proofing efforts. If you are planning a new build or upgrade, the i7-12700K presents a more flexible choice due to its wider motherboard compatibility.
Cache and Memory Performance
The i7-12700K includes a generous 25 MB of L3 cache, which enhances instruction processing and overall system performance. In comparison, the i7-8700K has a smaller 12 MB cache. A larger cache can lead to improved performance, particularly in data-heavy applications and multitasking environments. For users who heavily rely on applications that require fast data access, the i7-12700K's cache size is a significant advantage.
Power Consumption
The Intel Core i7-12700K has a thermal design power (TDP) of 125W, while the i7-8700K has a lower TDP of 95W. Although this means the i7-8700K is more power-efficient, it also indicates that the i7-12700K may deliver significantly higher performance at the cost of increased power consumption. For users already concerned about power consumption, the i7-8700K may be the preferable option, while power users looking for performance may find the i7-12700K worth the extra energy usage.
Gaming Experience
In terms of gaming performance, the Intel Core i7-12700K is built for the next generation, offering enhanced capabilities that allow for smoother gameplay and better multitasking. The higher core count and frequency mean it handles modern games and applications more efficiently. The i7-8700K, while capable of delivering solid gaming experiences, may struggle with more demanding titles or when running multiple applications simultaneously. Gamers looking for longevity and the ability to run the latest games should consider the i7-12700K.
Price-to-Performance Ratio
At a price of $285.99, the Intel Core i7-12700K is positioned as a premium option in the market. In contrast, the i7-8700K, priced at $185.37, offers a compelling choice for budget-conscious consumers. However, the performance gap between the two processors justifies the higher price of the i7-12700K for serious gamers and content creators. If you prioritize performance and future-proofing over cost, the i7-12700K is the better investment in the long run.
Which should you buy?
Ultimately, the choice between the Intel Core i7-12700K and the Intel Core i7-8700K comes down to your specific needs and budget. If you are looking for cutting-edge performance, the i7-12700K is the clear winner, offering advanced technology, higher core counts, and better graphics capabilities. On the other hand, if you are on a tighter budget and primarily engage in casual gaming or general computing, the i7-8700K provides excellent value for its lower price. Carefully consider your requirements and future plans to make the best decision for your computing needs.

