CUBETIQ Intel Xeon Platinum 8566C Used CPU | 52 Core 104 Thread 2.6-4.0 GHz 260MB DDR5-5600 385W with 1 Year Warranty
$1,660.00
High-performance used Intel Xeon Platinum 8566C CPU from CUBETIQ: 52 cores, 104 threads, 2.6 GHz base / 3.1 GHz all-core / 4.0 GHz max turbo frequency, 260 MB cache, DDR5-5600 support, 385W TDP. Backed by a 1-year warranty, ideal for demanding server and data center workloads.
CUBETIQ Intel Xeon Platinum 8566C Used CPU | 52 Core 104 Thread 2.6-4.0 GHz 260MB DDR5-5600 385W with 1 Year Warranty
| Specification | Details |
|---|---|
| Product Name | Intel Xeon Platinum 8566C (Used) |
| Brand | Intel |
| Processor Line | Xeon Platinum |
| Base Clock Speed | 2.6 GHz |
| All-Core Turbo Frequency | 3.1 GHz |
| Max Single-Core Turbo Frequency | 4.0 GHz |
| Core Count | 52 Cores |
| Thread Count | 104 Threads (Intel Hyper-Threading Technology) |
| TDP (Thermal Design Power) | 385W |
| Cache | 260 MB L3 Cache |
| Memory Support | DDR5-5600 |
| Memory Type | DDR5 SDRAM |
| Warranty | 1 Year Warranty (CUBETIQ Certified) |
| Condition | Used (CUBETIQ Tested & Certified) |
| Socket Type | LGA 4677 (Based on Intel Xeon Platinum 8500 Series Specifications) |
| Use Case | Data Centers, Cloud Computing, HPC, AI/ML, Enterprise Databases, Professional Workstations |
At CUBETIQ, we understand that businesses and IT professionals need reliable, high-performance hardware to power their most demanding operations—without breaking the bank. That’s why we’re proud to offer the used Intel Xeon Platinum 8566C CPU, a top-tier server processor designed to deliver exceptional performance, scalability, and value for data centers, workstations, and enterprise-level applications. Every unit we sell undergoes rigorous testing and inspection to ensure it meets our strict quality standards, and we back each purchase with a 1-year warranty, giving you peace of mind when investing in pre-owned hardware.
Why Choose the Intel Xeon Platinum 8566C?
The Intel Xeon Platinum 8566C is part of Intel’s premium Xeon Scalable processor lineup, engineered to tackle the most intensive workloads with ease. Whether you’re running virtualization, cloud computing, AI and machine learning, high-performance computing (HPC), data analytics, or enterprise databases, this processor delivers the power and efficiency you need to keep your operations running smoothly. With 52 cores and 104 threads, it offers exceptional multi-threaded performance, making it ideal for multi-tasking and parallel processing—critical for modern data-driven businesses.
Unlike consumer-grade CPUs, the Xeon Platinum 8566C is built for 24/7 operation in harsh server environments, with robust thermal design and error-correcting code (ECC) memory support to ensure data integrity. This makes it a reliable choice for mission-critical applications where downtime is not an option. By choosing a used unit from CUBETIQ, you get all the performance of a new Xeon Platinum 8566C at a fraction of the cost, without sacrificing quality or reliability.
Key Performance Features
Let’s dive into the technical specifications that make the Intel Xeon Platinum 8566C a standout choice for high-performance computing:
Core and Thread Count: Unmatched Multi-Threaded Power
With 52 physical cores and 104 threads (thanks to Intel Hyper-Threading Technology), the Xeon Platinum 8566C excels at handling multiple concurrent tasks. This is particularly valuable for virtualization, where you can run dozens of VMs (virtual machines) simultaneously without compromising performance. For data centers, this means better resource utilization, lower hardware costs, and the ability to scale your operations as your business grows. For workstations, it enables smooth performance when running CPU-intensive applications like 3D rendering, video editing, and scientific computing.
Clock Speeds: Balanced Performance for Every Workload
The Xeon Platinum 8566C features a base clock speed of 2.6 GHz, an all-core turbo frequency of 3.1 GHz, and a max single-core turbo frequency of 4.0 GHz. This balanced approach ensures that the processor performs efficiently during both light and heavy workloads. The base clock provides stable performance for everyday tasks, while the turbo frequencies kick in when you need an extra boost—perfect for peak demand periods or CPU-intensive tasks that require quick processing. Whether you’re running background services or complex calculations, the Xeon Platinum 8566C adapts to your needs to deliver optimal performance.
Cache: Faster Data Access, Improved Efficiency
Equipped with 260 MB of L3 cache, the Xeon Platinum 8566C minimizes data latency by storing frequently accessed data closer to the CPU. This means faster access to critical information, reduced reliance on system memory, and improved overall performance for data-heavy workloads. The large cache is particularly beneficial for applications like databases, data analytics, and AI, where quick access to large datasets is essential. By reducing the time the CPU spends waiting for data, the 260 MB cache helps maximize productivity and minimize bottlenecks.
Memory Support: DDR5-5600 for High-Speed Data Transfer
The Xeon Platinum 8566C supports DDR5-5600 memory, the latest generation of high-speed RAM. DDR5 offers faster data transfer rates, higher bandwidth, and improved power efficiency compared to DDR4, making it ideal for memory-intensive workloads. With DDR5-5600 support, you can handle large datasets, run memory-hungry applications, and improve overall system responsiveness. Whether you’re building a high-performance server or a powerful workstation, the Xeon Platinum 8566C’s DDR5 support ensures that your system can keep up with the demands of modern computing.
TDP: Balanced Power Consumption for Data Centers
With a TDP (Thermal Design Power) of 385W, the Xeon Platinum 8566C is designed to deliver high performance while maintaining manageable power consumption. This balance is critical for data centers, where power efficiency directly impacts operational costs. The processor’s thermal design ensures that it runs cool even under heavy load, reducing the need for excessive cooling and lowering energy bills. For businesses looking to optimize their data center efficiency without sacrificing performance, the Xeon Platinum 8566C is an excellent choice.
Our Used CPU Quality Assurance Process
At CUBETIQ, we take pride in offering high-quality used hardware that you can trust. Every Intel Xeon Platinum 8566C CPU we sell undergoes a comprehensive 5-step testing process to ensure it meets our strict quality standards:
- Visual Inspection: We first inspect the CPU for any physical damage, including bent pins, scratches, or signs of wear. Only units in excellent physical condition move on to the next step.
- Functional Testing: The CPU is installed in a compatible server motherboard and tested for basic functionality, including boot-up, core detection, and clock speed verification.
- Stress Testing: We run intensive stress tests for 24+ hours to ensure the CPU can handle maximum load without overheating, crashing, or experiencing errors. This includes testing multi-threaded performance, cache speed, and memory compatibility.
- Error Checking: We use specialized software to check for ECC errors, CPU cache errors, and other potential issues that could affect performance or reliability.
- Final Verification: Before shipping, we re-test the CPU to confirm it meets all specifications and is ready for use. We also clean the unit to ensure it arrives in like-new condition.
By following this rigorous testing process, we ensure that every used Xeon Platinum 8566C CPU we sell performs as well as a new unit—at a significantly lower price. We understand that investing in used hardware can be a concern, which is why we back every purchase with a 1-year warranty. If your CPU fails due to a manufacturing defect or functional issue within the first year, we’ll repair or replace it free of charge.
Ideal Use Cases for the Intel Xeon Platinum 8566C
The Intel Xeon Platinum 8566C is a versatile processor that excels in a wide range of enterprise and professional applications. Here are some of the most common use cases where this CPU shines:
Data Centers and Cloud Computing
Data centers require processors that can handle high levels of virtualization, high traffic, and complex workloads. The Xeon Platinum 8566C’s 52 cores and 104 threads make it ideal for cloud servers, where it can run multiple VMs, handle web traffic, and support cloud-based applications. Its DDR5-5600 memory support and large cache also make it perfect for cloud storage and data processing.
High-Performance Computing (HPC)
HPC applications—such as scientific research, weather forecasting, and computational fluid dynamics—require massive processing power. The Xeon Platinum 8566C’s multi-threaded performance and high clock speeds make it ideal for these workloads, enabling researchers and engineers to run complex simulations and calculations faster than ever before.
AI and Machine Learning
AI and machine learning models require intensive processing power to train and run. The Xeon Platinum 8566C’s 52 cores and 104 threads provide the parallel processing capabilities needed to handle large datasets and complex algorithms. Whether you’re training a neural network or running inference, this CPU delivers the performance you need to accelerate your AI projects.
Enterprise Databases and Analytics
Enterprise databases and data analytics platforms require fast data access and processing to deliver real-time insights. The Xeon Platinum 8566C’s 260 MB cache and DDR5-5600 memory support ensure that data is accessed quickly, while its multi-threaded performance allows for efficient query processing and data analysis. This makes it ideal for businesses that rely on data-driven decision-making.
Professional Workstations
For professionals in fields like 3D rendering, video editing, and graphic design, a powerful CPU is essential. The Xeon Platinum 8566C’s multi-threaded performance and high clock speeds make it perfect for these applications, enabling smooth editing, rendering, and design work. Its reliability and 24/7 operation capability also make it a great choice for professional workstations that need to run continuously.
Why Choose CUBETIQ for Your Used CPU Needs?
When you buy a used Intel Xeon Platinum 8566C CPU from CUBETIQ, you’re not just getting a high-performance processor—you’re getting a reliable partner committed to your satisfaction. Here’s what sets us apart from other sellers:
- Rigorous Quality Testing: As mentioned, every CPU undergoes a comprehensive 5-step testing process to ensure it meets our strict quality standards. We don’t cut corners—we only sell hardware that we would use ourselves.
- 1-Year Warranty: We stand behind our products. Our 1-year warranty gives you peace of mind, knowing that if your CPU has any issues, we’ll take care of it.
- Competitive Pricing: We offer used hardware at a fraction of the cost of new units, helping you save money without sacrificing performance or reliability. This is especially valuable for small businesses, startups, and organizations with limited budgets.
- Expert Support: Our team of IT professionals is available to answer your questions and help you choose the right hardware for your needs. Whether you need help with installation, compatibility, or troubleshooting, we’re here to assist you.
- Fast Shipping: We understand that you need your hardware quickly. We offer fast, reliable shipping to ensure your CPU arrives on time, so you can get your system up and running as soon as possible.
At CUBETIQ, we’re dedicated to providing high-quality, affordable hardware that helps businesses and IT professionals succeed. The used Intel Xeon Platinum 8566C CPU is just one example of our commitment to delivering value and reliability. Whether you’re building a new server, upgrading your existing infrastructure, or looking for a cost-effective solution for your workstation, the Xeon Platinum 8566C is an excellent choice—and CUBETIQ is the right partner to help you get it.
Don’t let budget constraints hold you back from getting the performance you need. Choose the used Intel Xeon Platinum 8566C from CUBETIQ, and experience the power, reliability, and value that this top-tier processor has to offer. Backed by our 1-year warranty and rigorous quality testing, you can trust that your investment will deliver results for years to come.
Compatible Motherboard Brands & Models
| Brand | Model |
| Gigabyte | MS73-HB1 |
| Gigabyte | MS73-HB0 |
| ASRock Rack | SP2C741D16-2T |
| ASRock Rack | SPC741D8UD-2T/X550 |
| ASRock Rack | SPC741D8-2L2T |
Main models In Stock
| Model | Base / All-Core / Turbo Frequency | Cores / Threads | TDP | L3 Cache | Memory Speed |
|---|---|---|---|---|---|
| Xeon 6455B | 3.0 / 3.9 / 3.9 GHz | 32 / 64 | 350W | 60 MB | DDR5-4800 |
| Xeon 8455C | 2.0 / 2.9 / 3.8 GHz | 48 / 96 | 325W | 97.5 MB | DDR5-4800 |
| Xeon 8457C | 2.6 / 3.1 / 3.8 GHz | 48 / 96 | 350W | 105 MB | DDR5-4800 |
| Xeon 8471N | 1.8 / 2.8 / 3.6 GHz | 52 / 104 | 300W | 97.5 MB | DDR5-4800 |
| Xeon 8469C | 2.6 / 3.2 / 3.8 GHz | 48 / 96 | 385W | 105 MB | DDR5-4800 |
| Xeon 8473C | 2.1 / 3.1 / 3.8 GHz | 52 / 104 | 350W | 105 MB | DDR5-4800 |
| Xeon 8480C | 2.0 / 2.9 / 3.8 GHz | 56 / 112 | 350W | 105 MB | DDR5-4800 |
| Xeon 8481C | 2.0 / 2.9 / 3.8 GHz | 56 / 112 | 350W | 105 MB | DDR5-4800 |
| Xeon 8487C | 1.9 / 2.9 / 3.8 GHz | 56 / 112 | 350W | 105 MB | DDR5-4800 |
| Xeon 8488C | 2.4 / 3.2 / 3.8 GHz | 48 / 96 | 385W | 105 MB | DDR5-4800 |
| Xeon 8551C | 2.9 / 3.3 / 4.0 GHz | 48 / 96 | 385W | 260 MB | DDR5-5600 |
| Xeon 8555C | 2.1 / 2.9 / 4.0 GHz | 52 / 104 | 350W | 260 MB | DDR5-5600 |
| Xeon 8559C | 2.4 / 3.2 / 4.0 GHz | 48 / 96 | 385W | 320 MB | DDR5-5600 |
| Xeon 8566C | 2.6 / 3.1 / 4.0 GHz | 52 / 104 | 385W | 260 MB | DDR5-5600 |
| Xeon 8573C | 2.3 / 3.0 / 4.2 GHz | 52 / 104 | 385W | 260 MB | DDR5-5600 |
| Xeon 8575C | 2.8 / 3.2 / 4.0 GHz | 48 / 96 | 385W | 320 MB | DDR5-5600 |
| Xeon 8576C | 2.5 / 3.0 / 4.0 GHz | 56 / 112 | 385W | 280 MB | DDR5-5600 |
| Xeon 8581C | 2.1 / 2.9 / 4.0 GHz | 60 / 120 | 385W | 300 MB | DDR5-5600 |
| Xeon 8582C | 2.6 / 3.0 / 4.0 GHz | 60 / 120 | 385W | 300 MB | DDR5-5600 |
5th Gen Intel® Xeon® Scalable Processors
| Weight | 1 kg |
|---|---|
| Dimensions | 20 × 20 × 10 cm |
| CPU Series | Intel Xeon |
| CPU Cores | 52 |
| Threads | 104 |
| Max. Boost Clock | 4 GHz |
| Base Clock | 2.6 GHz |
| L2 Cache | Unknown |
| L3 Cache | 260 MB |
| Default TDP | 385W |
| CPU Socket | LGA 4677 |
| Products Status | USED |
| Warranty(Year) | 1-Year Limited |








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