Processor Type | AMD EPYC |
Processor Model | 7543 |
Architecture | Zen 3 |
Number of Cores | 32 |
Number of Threads | 64 |
Base Clock Speed | 2.8 GHz |
Max Boost Clock | 3.7 GHz |
L3 Cache | 256 MB |
L2 Cache | 16 MB |
L1 Cache | 96 KB per core |
Transistor Technology | 7nm FinFET |
Thermal Design Power (TDP) | 225 W |
Socket Type | Socket SP3 |
Form Factor | Server Processor |
AMD EPYC MILAN 7543 32-Core Server Processor, 2.8GHz, Socket SP3




Key Benefits

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- Delivers exceptional multi-threaded performance for virtualization and high-performance computing with 32 cores and 64 threads
- High memory bandwidth and latency reduction through 8-channel DRAM support and 256 MB L3 cache
- Optimal platform choice for scalable data center deployments using established Socket SP3 infrastructure
Product Overview
The AMD EPYC MILAN 7543 server processor is built for demanding enterprise environments that require massive multi-core performance and energy efficiency. Featuring 32 physical cores and support for 64 threads, the chip utilizes advanced architecture to deliver powerful parallel processing performance. With a base clock speed of 2.8 GHz and a maximum turbo frequency of 3.7 GHz, it is ideal for workloads such as virtualization, analytics, and database operations.
Compatible with Socket SP3 motherboards, it supports a 225W TDP and comes equipped with 256 MB L3 cache to reduce latency. With 8 memory channels supporting DRAM, the processor is ideal for memory-intensive applications. Though not TAA-compliant, it is manufactured in Malaysia, offering reliability for server-grade deployments.
Specifications
Product Overview
Physical & Environmental
Package Type | FC-LGA4094 |
Die Size | 10 chiplets (8 Core Complex Dies + 2 IO Dies) |
Operating Temperature (Max) | 95°C |
Heatsink Included | No |
Cooling Requirement | Active or passive cooling solution required |
Cloud Management & Licensing
Virtualization Support | Yes |
AMD Infinity Architecture | Yes |
Security Features | AMD Infinity Guard |
Interfaces
PCI Express Version | PCIe 4.0 |
Number of PCIe Lanes | 128 |
Memory Interface | 8-channel DDR4 |
Max Memory Speed | 3200 MHz |
Max Memory Bandwidth | 204.8 GB/s |
Compliance & Origin
Country of Origin | Malaysia |
TAA Compliant | No |
RoHS Compliance | Yes |
Product Family | EPYC 7003 Series (Milan) |
Launch Date | Q1 2021 |
Advanced Security Features
Secure Boot Support | Yes |
Secure Memory Encryption (SME) | Yes |
Secure Encrypted Virtualization (SEV) | Yes |