Intel Core i9 11900K 8 Cores 16 Threads 5.3GHz H5 (LGA 1200) CM8070804400161 CPU

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Product line:

Core i9

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€281.18

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Happyware Article Number:

SH0C2292-406370

Manufacturer Number:

CM8070804400161

Brand:

Intel

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Description Technical details Warranty & Technical Support Reviews Bulk Deals

Intel Core i9 11900K

High-Performance Single-Socket Workstation CPU platform featuring PCIe 4.0 enablement with the Intel Core i9-11900K (CM8070804400161)

The Intel Core i9-11900K is an 11th Gen Rocket Lake-S processor for LGA1200 platforms, designed for high-frequency single-socket workstation and lab deployments that require strong per-core throughput and low latency. With 8 cores and 16 threads, it aligns well to mixed interactive and batch workloads where turbo behavior and scheduler responsiveness are critical for productivity.

For memory architecture, the Intel Core i9-11900K supports up to 128GB DDR4-3200, enabling balanced capacity for creator tools, development environments, and light virtualization, while keeping platform cost and thermals controlled; ECC is not supported and should be considered during system risk assessment. The CPU exposes up to 20 PCIe 4.0 lanes, providing a clear expansion path for a discrete GPU plus Gen4 NVMe storage without chipset contention, and its Intel UHD Graphics 750 iGPU can simplify buildouts that need basic display output or fallback graphics in remote service scenarios.

Why Choose the Intel Core i9-11900K?

The Intel Core i9-11900K delivers an effective density-to-performance profile for compact 1S systems where PCIe 4.0 I/O and high boost clocks matter more than core-count scaling. It supports virtualization features such as VT-x, VT-d, and EPT for lab consolidation and appliance-style testing, while AES-NI and platform security capabilities help standardize secure deployments across distributed edge nodes.

Intel’s engineering emphasizes platform stability, predictable firmware ecosystems, and broad software compatibility for enterprise-managed endpoints. The Intel Core i9-11900K fits modern data centre and lab standards where validated component matrices, remote management toolchains, and consistent update cadences are required for operational continuity.

Key Applications:

Single-socket workstation builds
CAD and 3D visualization
Software development and CI agents
Edge compute and lab validation systems
Light virtualization and test environments

At Happyware - Server Hardware you benefit from non-binding offers tailored precisely to your Intel Core i9-11900K rollout requirements and the option to extend the warranty up to 6 years to protect long-lived workstation and edge deployments.

Technical details of Intel Core i9 11900K

L3 Cache:

16MB

Socket:

H5 (LGA 1200)

Threads:

Family:

Core

Code Name:

Rocket Lake-S

Generation:

11th

Cores:

Base Clock Speed:

3.5GHz

Boost Frequency:

5.3GHz

Max Supported Memory Speed:

3200 MHz

Memory Channels:

6-Channel

TDP (Thermal Design Power):

125W

ECC:

Intergrated Graphics (iGPU):

Intel UHD Graphics 750

Cooler:

Boxed / Tray:

Tray

Supported Chipset:

B560 H470 H510 H570 Q470 W480 W580 Z490 Z590

Hyper Threading:

Yes

64-Bit Support:

Yes

Serie:

Core i9

Front Side Bus (FSB):

350MHz

L2 Cache:

4MB

How long is the Warranty and how you can get technical support for Intel Core i9 11900K

Warranty:	12 months (part)
RMA Url:	https://supporttickets.intel.com/s/warrantyinfo?language=en_US
Description:	Items must be returned first before a replacement is sent. Intel does not offer on-site service as standard.