AMD EPYC 7643 2.3GHz 48-Core 96 Threads Socket SP3 Processor

Overview

The AMD 100-000000326 is an EPYC 7643 server processor designed to deliver robust computing power for dense data center environments. Featuring 48 cores and 96 threads, it handles multiple parallel workloads efficiently, making it well suited for virtualization, container platforms, and large database operations. Its base clock speed of 2.3 GHz, which can boost up to 3.6 GHz, ensures responsive performance for demanding applications.

Built on the 7 nm Milan architecture, this processor balances high performance with energy efficiency. It supports extensive connectivity through 128 PCIe 4.0 lanes and an eight-channel DDR4 memory controller running up to 3200 MHz, providing the bandwidth needed for memory-intensive tasks. The 225 W thermal design power keeps cooling manageable while maintaining compute density.

Key features

• High core and thread count enables efficient multitasking and parallel processing for complex workloads.
• Boost clock capability up to 3.6 GHz delivers extra speed when processing demands spike.
• Large 256 MB shared L3 cache reduces latency by keeping frequently accessed data close to the cores.
• 128 PCIe 4.0 lanes provide direct, high-speed connections to NVMe storage, network adapters, and GPUs without bottlenecks.
• Eight-channel DDR4 memory controller supports fast memory modules up to 3200 MHz, enhancing data throughput for intensive applications.
• Advanced security features through AMD Infinity Guard help protect sensitive data in enterprise environments.
• Compatibility with Socket SP3 motherboards allows straightforward upgrades without redesigning server platforms.

Key specs

• Cores and threads: 48 cores, 96 threads
• Base clock speed: 2.3 GHz
• Turbo boost speed: up to 3.6 GHz
• L3 cache: 256 MB shared
• PCIe lanes: 128 lanes of PCIe 4.0
• Memory support: eight-channel DDR4 up to 3200 MHz
• Thermal design power (TDP): 225 W
• Architecture: Milan, 7 nm process
• Socket type: SP3

Connectivity and compatibility

This processor offers extensive connectivity options through its 128 PCIe 4.0 lanes, enabling direct attachment of high-speed NVMe storage devices, multi-port network cards, and GPU accelerators. Its support for eight-channel DDR4 memory running at up to 3200 MHz ensures ample bandwidth for memory-heavy workloads. Designed for Socket SP3 platforms, it fits into existing server infrastructures, simplifying upgrades and expansions.

Performance and reliability

With a combination of high core count, large cache, and advanced architecture, this processor delivers consistent throughput for enterprise resource planning, real-time analytics, and high-performance computing simulations. The 225 W thermal design power strikes a balance between performance and manageable cooling, supporting dense server deployments without excessive heat output.

Ideal uses and environments

This EPYC 7643 processor is a strong choice for data centers requiring scalable compute power for virtualization clusters, containerized applications, and large database management. It fits well in environments where high parallel processing and fast data access are critical, such as enterprise IT, cloud service providers, and scientific computing facilities.