Intel Core i7-12700K Desktop Processor 12 vs Intel Boxed Core I7-6700 FC-LGA14C 3.40 GHz 8 M Processor Cache 4 LGA 1151 BX806
Updated August 2026 — The Intel Core i7-12700K is the superior choice for performance and future-proofing, while the i7-6700 offers a budget-friendly option.
The Intel Core i7-12700K is the superior choice for performance and future-proofing, while the i7-6700 offers a budget-friendly option.
Why Intel Core i7-12700K Desktop Processor 12 is better
Processing Power
i7-12700K has 25 MB cache vs 8 MB of i7-6700
Graphics
i7-12700K features advanced Intel UHD Graphics controller
Future-Proofing
i7-12700K uses newer LGA-1700 socket
Why Intel Boxed Core I7-6700 FC-LGA14C 3.40 GHz 8 M Processor Cache 4 LGA 1151 BX806 is better
Price
i7-6700 is significantly cheaper at C$141.44
Legacy Support
i7-6700 supports older DDR4 and DDR3L memory
Availability
i7-6700 compatible with older motherboards
Overall score
Specifications
| Spec | Intel Core i7-12700K Desktop Processor 12 | Intel Boxed Core I7-6700 FC-LGA14C 3.40 GHz 8 M Processor Cache 4 LGA 1151 BX806 |
|---|---|---|
| Brand | Intel | Intel |
| Architecture | Intel 7 | Skylake |
| L3 Cache | 25 MB | 8 MB |
| Integrated GPU | Intel UHD | Not specified |
| Socket | LGA-1700 | LGA 1151 |
Dimension comparison
Performance and Processing Power
The Intel Core i7-12700K Desktop Processor 12 delivers superior processing power compared to the Intel Boxed Core I7-6700 FC-LGA14C 3.40 GHz 8 M Processor Cache 4. The i7-12700K operates at a base clock of 3.60 GHz with advanced hyper-threading architecture and 25 MB of L3 cache, enhancing its ability to handle demanding applications efficiently. In contrast, the i7-6700 runs at a slightly lower base frequency of 3.40 GHz and features 8 MB of cache, which is significantly less than the i7-12700K.
This difference in cache—25 MB versus 8 MB—means the i7-12700K can store more data closer to the processor cores, reducing latency and improving instruction processing speed. Additionally, the newer Intel 7 Architecture in the i7-12700K enables better performance per watt, making it not only faster but more power-efficient. Overall, for users requiring higher computing power, especially for multitasking and demanding software, the i7-12700K is the clear leader.
Graphics and Visual Capabilities
When it comes to integrated graphics, the Intel Core i7-12700K offers more advanced visual performance through its built-in Intel UHD Graphics controller. This provides improved graphics and visual quality, making it a better choice for users who rely on onboard graphics for everyday computing or light gaming.
The Intel Boxed Core I7-6700 supports display resolutions up to 4096x2304, which is impressive for its generation, but it does not specify the same level of onboard graphics enhancements. The i7-12700K’s chipset design focuses on boosting graphics, which means users can expect smoother visuals and potentially better support for graphic-intensive applications without requiring a discrete GPU. Therefore, for users prioritizing integrated graphics quality, the i7-12700K holds an advantage.
Socket Compatibility and Installation
Socket compatibility is a critical factor for system builders and upgraders. The Intel Core i7-12700K uses the newer Socket LGA-1700, while the Intel Boxed Core I7-6700 uses the older LGA 1151 socket. This difference means the i7-12700K requires a motherboard that supports the LGA-1700 socket, which is typically found in newer, more modern systems.
On the other hand, the i7-6700’s LGA 1151 socket is compatible with Intel 100 Series Chipset motherboards, which are older and may be more readily available or less costly for users with existing setups. However, choosing the i7-12700K involves investing in current-generation hardware, which can provide longer-term support and better overall system performance. Users will need to consider their current motherboard compatibility and upgrade plans when selecting between these processors.
Memory and Chipset Support
The Intel Boxed Core I7-6700 supports both DDR4 and DDR3L memory types, offering some flexibility for users depending on their existing RAM modules. This dual compatibility can be advantageous for upgrading older systems gradually without requiring entirely new memory.
The Intel Core i7-12700K, while not explicitly listing memory compatibility in the provided data, benefits from the Intel 7 Architecture, which is designed for improved performance per watt and likely supports newer, faster DDR4 or DDR5 memory standards. The i7-6700’s compatibility with Intel 100 Series Chipsets also means it is limited to older motherboard platforms. Thus, for users seeking to build or upgrade with the latest memory technologies, the i7-12700K is more forward-looking, whereas the i7-6700 offers compatibility with legacy systems.
Turbo Boost and Power Efficiency
Both processors feature Intel Turbo Boost Technology, which allows the CPU to increase its clock speed dynamically based on workload demands. The Intel Boxed Core I7-6700 can turbo boost up to 4.00 GHz from its base 3.40 GHz clock speed, which is a notable jump for performance bursts.
The Intel Core i7-12700K, while starting at a base frequency of 3.60 GHz, benefits from the Intel 7 Architecture, which improves performance per watt and makes the processor more power-efficient overall. Although the exact turbo boost frequency for the i7-12700K is not specified in the data, the architecture improvements generally translate into better sustained performance and energy savings. Users aiming for efficient high performance will find the i7-12700K more suitable for demanding and power-conscious environments.
Price Comparison and Value
Price-wise, the Intel Boxed Core I7-6700 is significantly more affordable at C$141.44, compared to the Intel Core i7-12700K’s price of C$497.27. This represents a difference of over C$350, which is substantial for budget-conscious buyers or those upgrading older systems without requiring top-tier performance.
While the i7-12700K commands a premium price, it also delivers advanced features such as a larger cache, newer architecture, improved graphics, and better power efficiency. The i7-6700’s lower price point reflects its older technology and more limited capabilities but can still serve well for basic to moderate computing needs. Ultimately, the value depends on the user’s performance requirements and budget constraints.
Future-Proofing and System Longevity
The Intel Core i7-12700K offers better future-proofing due to its use of the latest Intel 7 Architecture and LGA-1700 socket. This means users investing in this processor are more likely to benefit from ongoing support, compatibility with new motherboard chipsets, and improved performance with upcoming software.
Conversely, the Intel Boxed Core I7-6700, built on the Skylake platform and compatible with older LGA 1151 motherboards, represents an older generation of processors. While it remains functional for many current applications, it is less likely to receive updates or support for newer technologies moving forward. Therefore, users wanting a longer-lasting investment with the ability to upgrade components more freely will find the i7-12700K a better option.
Which should you buy?
Choosing between the Intel Core i7-12700K Desktop Processor 12 and the Intel Boxed Core I7-6700 depends primarily on your performance needs, budget, and system compatibility. The i7-12700K offers significantly better processing power with a 25 MB L3 cache versus 8 MB, improved onboard graphics, and a more efficient Intel 7 Architecture, justifying its higher price of C$497.27. It is ideal for users seeking high performance, better energy efficiency, and future-proofing through newer socket and chipset support.
On the other hand, the i7-6700 provides a cost-effective solution at C$141.44, with support for DDR3L and DDR4 memory and compatibility with older motherboards, making it suitable for budget builds or upgrading existing Skylake systems. However, it lacks the performance and efficiency benefits of the newer processor.
If your priority is raw performance, graphics capability, and system longevity, the Intel Core i7-12700K is the better buy. If cost and compatibility with older hardware are your main concerns, the Intel Boxed Core I7-6700 remains a viable and economical choice.
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