Intel Core Ultra 7 Processor 270K Plus vs Intel Core i7-7700K 4.2 GHz QuadCore 8 MB Cache CPU - Black
Updated August 2026 — The Intel Core Ultra 7 Processor 270K Plus is the superior choice for enthusiasts and professionals, offering advanced features at a lower price.
The Intel Core Ultra 7 Processor 270K Plus is the superior choice for enthusiasts and professionals, offering advanced features at a lower price.
Why Intel Core Ultra 7 Processor 270K Plus is better
Price
Ultra 7 is £287.99, cheaper than i7-7700K at £308.57.
Core Count
Ultra 7 has 24 cores compared to i7-7700K's 4 cores.
Future-Proofing
Ultra 7 supports PCIe 5.0 and DDR5, while i7-7700K does not.
Why Intel Core i7-7700K 4.2 GHz QuadCore 8 MB Cache CPU - Black is better
Brand Recognition
i7-7700K is a well-known model with a solid reputation.
4K Support
i7-7700K supports 4K Ultra HD display.
Lower Power
i7-7700K has lower base power consumption.
Overall score
Specifications
| Spec | Intel Core Ultra 7 Processor 270K Plus | Intel Core i7-7700K 4.2 GHz QuadCore 8 MB Cache CPU - Black |
|---|---|---|
| Brand | Intel | Intel |
| Model | Ultra 7 | i7-7700K |
| Cache Size | N/A | 8 MB |
| Overclocking | Yes | Yes |
| DDR Support | DDR5 | DDR4 |
| PCIe Version | 5.0 | 3.0 |
Dimension comparison
Overview of the Processors
In this comparison, we will examine the Intel Core Ultra 7 Processor 270K Plus and the Intel Core i7-7700K. The Ultra 7 is priced at £287.99, while the i7-7700K is slightly more expensive at £308.57. Both processors are from Intel and are designed for high-performance computing, but they cater to slightly different needs and user profiles.
The Intel Core Ultra 7 offers a next-generation platform with support for advanced PCIe 5.0 and DDR5 memory, making it ideal for gamers and content creators who require cutting-edge performance. In contrast, the i7-7700K, while still powerful, is an older model that focuses on solid performance for everyday computing and gaming without the latest features.
Performance Capabilities
The Intel Core Ultra 7 boasts a remarkable performance capability, featuring a high-performance core configuration with up to 24 cores. This includes 8 performance cores and 16 efficiency cores, allowing for exceptional multitasking and processing power. With a maximum turbo frequency of 5.5 GHz, it promises top-tier responsiveness for demanding applications.
On the other hand, the Intel Core i7-7700K operates at a base speed of 4.2 GHz with quad-core processing. While it delivers solid performance for standard gaming and applications, it lacks the multi-core advantage of the Ultra 7. The difference in core count and clock speed indicates that the Ultra 7 is better suited for intensive tasks that require greater processing power.
Compatibility and Future-Proofing
When it comes to compatibility, the Intel Core Ultra 7 is built for the future, supporting Intel 800 Series Chipset-based motherboards with LGA1851 Socket. This compatibility enables users to take advantage of the latest technologies, such as PCIe 5.0 and high-speed DDR5 memory, which can reach speeds of up to 7200 MT/s.
In contrast, the Intel Core i7-7700K is designed for older motherboard architectures, which may limit upgrade options in the future. While it remains compatible with existing systems, its support for older technologies means that users may not benefit from the advancements in speed and performance that the Ultra 7 offers.
Thermal Design and Power Consumption
The Intel Core Ultra 7 is engineered with a robust power and thermal design, featuring a base power of 125W and a maximum turbo power of 250W. This allows it to sustain high-intensity applications without overheating, making it a reliable choice for power users who engage in overclocking or resource-heavy tasks.
The i7-7700K, while also a capable processor, operates within a different power framework and may not sustain the same levels of performance under heavy loads. While it is efficient, the Ultra 7’s superior power management provides an edge in demanding scenarios, making it more suitable for intensive gaming and content creation.
Target Audience and Use Cases
The Intel Core Ultra 7 is tailored for enthusiasts and professionals who demand high performance for gaming and content creation. Its advanced features, including support for the latest memory technologies and a high core count, make it ideal for those who push their systems to the limits.
Conversely, the Intel Core i7-7700K caters more to casual gamers and everyday users who require solid performance for standard tasks. While it is capable of handling most gaming and productivity applications, it may not satisfy users looking for cutting-edge performance or future-proofing capabilities.
Price Comparison
The Intel Core Ultra 7 is currently priced at £287.99, making it a competitive option given its advanced features and future-proofing capabilities. Meanwhile, the Intel Core i7-7700K is offered at £308.57, which is higher despite being an older model. The price difference of £20.58 suggests that the Ultra 7 provides better value for those seeking the latest technology and enhanced performance.
The investment in the Ultra 7 may yield greater returns in terms of performance longevity, especially as software and games become increasingly demanding. In contrast, the i7-7700K may only be a more cost-effective option for those with specific needs that do not require the latest advancements.
User Experience and Overclocking
For users interested in overclocking, the Intel Core Ultra 7 is unlocked when paired with Intel Z-series chipsets, allowing for performance tuning to achieve even higher speeds. This feature makes it particularly appealing to gamers and power users who wish to extract maximum performance from their hardware.
The i7-7700K is also unlocked for overclocking, but its overall performance ceiling may not match that of the Ultra 7. Users looking to push their systems to the limit may find the Ultra 7 a more rewarding investment, given its higher core count and thermal design.
Which should you buy?
In conclusion, while both the Intel Core Ultra 7 Processor 270K Plus and the Intel Core i7-7700K offer reliable performance, the Ultra 7 stands out as the superior choice for enthusiasts and professionals. With its advanced core configuration, support for the latest technologies, and better future-proofing, it is the more valuable investment at a lower price point of £287.99 compared to the i7-7700K's £308.57. Therefore, for those who require high performance for gaming and content creation, the Intel Core Ultra 7 is the clear winner.
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