HP FAST EliteDesk 800 G3 SFF PC - Intel Core i7 6th Gen vs Intel® Core™ i9-12900KF Desktop Processor 16
Updated August 2026 — The HP FAST EliteDesk 800 G3 SFF PC is a budget-friendly option for general use, while the Intel Core i9-12900KF offers superior performance for gaming and content creation.
The HP FAST EliteDesk 800 G3 SFF PC is a budget-friendly option for general use, while the Intel Core i9-12900KF offers superior performance for gaming and content creation.
Why HP FAST EliteDesk 800 G3 SFF PC - Intel Core i7 6th Gen is better
price
HP EliteDesk is significantly cheaper at £139.99
compact design
HP EliteDesk has a small form factor for space-saving
pre-installed OS
HP EliteDesk comes with Windows 11 Pro pre-installed
Why Intel® Core™ i9-12900KF Desktop Processor 16 is better
performance
Intel i9-12900KF offers advanced performance for demanding tasks
upgrade potential
Intel i9-12900KF is unlocked and supports overclocking
gaming capabilities
Intel i9-12900KF is designed for high-end gaming and content creation
Overall score
Specifications
| Spec | HP FAST EliteDesk 800 G3 SFF PC - Intel Core i7 6th Gen | Intel® Core™ i9-12900KF Desktop Processor 16 |
|---|---|---|
| Processor | Intel Core i7 6th Gen | Intel Core i9-12900KF |
| RAM Type | DDR3 | DDR5 & DDR4 |
| Graphics | Integrated | Discrete required |
| OS Included | Windows 11 Pro | None |
| Overclocking | No | Yes |
Dimension comparison
Overview of the Products
When comparing the HP FAST EliteDesk 800 G3 SFF PC with the Intel® Core™ i9-12900KF Desktop Processor, we see a significant difference in their intended uses and performance capabilities. The HP FAST EliteDesk is a refurbished desktop PC featuring an Intel Core i7 6th Gen processor, while the Intel Core i9-12900KF is a high-end desktop processor from Intel's 12th generation, designed for extreme performance.
The HP FAST EliteDesk is priced at £139.99, making it a budget-friendly option for those seeking a reliable general-use desktop. In contrast, the Intel Core i9-12900KF is priced significantly higher at £282.56, reflecting its advanced technology and performance capabilities aimed at gamers and content creators.
Performance Comparison
The HP FAST EliteDesk is equipped with a 6th Generation Intel Core i7 processor that offers four cores with speeds reaching up to 4.00GHz. This performance is adequate for everyday tasks such as browsing, office applications, and light multitasking. The system also includes 16GB of DDR3 RAM, which facilitates smooth operation across multiple applications.
On the other hand, the Intel Core i9-12900KF boasts a more advanced architecture aimed at heavy-duty performance. It features Intel Turbo Boost Max Technology 3.0 and supports both DDR5 and DDR4 memory, making it ideal for demanding applications, high-end gaming, and content creation. This processor is designed for users who require exceptional performance and is optimised for overclocking, providing a significant edge in computational tasks.
Gaming Capabilities
For gamers, the choice between these two products is clear. The HP FAST EliteDesk, while capable of handling casual gaming, is not tailored for the latest titles or high-performance gaming setups. Its Intel Core i7 6th Gen processor and integrated capabilities limit its potential for graphics-intensive games.
In contrast, the Intel Core i9-12900KF is explicitly designed for gaming enthusiasts. With support for PCIe Gen 5.0 and 4.0, this processor enables faster data transfer rates and better graphics performance when paired with a discrete graphics card. Gamers looking for a robust setup that can handle the latest games at high settings will find the i9-12900KF a superior choice.
Upgrade Potential
The HP FAST EliteDesk offers a compact form factor, which is ideal for saving desk space but limits future upgrades. While it includes a 512GB or 1TB SSD for storage, the scope for enhancing the system's processing power is constrained by its older architecture and integrated graphics.
Conversely, the Intel Core i9-12900KF is an unlocked processor, which means it can be overclocked for additional performance. It is compatible with the latest 600 series chipset-based motherboards, allowing users to upgrade their systems significantly. This flexibility makes the i9-12900KF a more future-proof choice for tech enthusiasts looking to build or upgrade their gaming or content creation rigs.
Connectivity Options
The HP FAST EliteDesk includes a 150Mbps USB WiFi Adapter Dongle, facilitating reliable wireless connectivity for everyday internet needs. It also features multiple display options, including Display and VGA ports, ensuring compatibility with a range of monitors.
In comparison, the Intel Core i9-12900KF does not include any connectivity features as it is merely a processor and requires additional components such as a motherboard and graphics card to function. Users will need to ensure that their chosen motherboard offers the necessary connectivity options to match their requirements.
Operating System and Software
The HP FAST EliteDesk comes pre-installed with Windows 11 Pro, providing users with access to the latest features and security enhancements from Microsoft. This operating system is optimised for productivity, offering a sleek user interface and improved integration with cloud services, which is beneficial for both home and office environments.
On the other hand, the Intel Core i9-12900KF does not include an operating system, leaving users to choose and install their preferred OS. This allows for greater customisation, but may be a drawback for those who prefer a ready-to-use system without the hassle of additional setup.
Price Consideration
The pricing of these two products reflects their intended use cases. The HP FAST EliteDesk is priced at £139.99, making it an economical option for users who need a reliable computer for general tasks, office work, or home use. It provides solid performance without breaking the bank.
Conversely, the Intel Core i9-12900KF, priced at £282.56, is aimed at a different market segment. Its higher price is justified by its advanced features and performance capabilities, catering to gamers and professionals who demand top-tier processing power and speed for demanding applications.
Which should you buy?
Choosing between the HP FAST EliteDesk 800 G3 SFF PC and the Intel® Core™ i9-12900KF Desktop Processor ultimately comes down to your specific needs and budget. If you require a dependable and cost-effective desktop for everyday use, the HP FAST EliteDesk is an excellent choice. However, if you are an enthusiast looking for superior performance, especially for gaming or content creation, the Intel Core i9-12900KF is the clear winner, albeit at a higher price point.
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