The AMD EPYC™ 9254 is a Zen 4 server processor designed for high-density cloud, virtualization, database, and micro-services workloads. On the SP5 platform, it combines 12 DDR5 ECC channels and up to 128 PCIe® 5.0 lanes, offering massive throughput, reduced latency, and energy efficiency in single-socket or dual-socket configurations.
Key points
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24 Cores / 48 Threads (Zen 4)
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Frequencies: base 2.9 GHz, boost up to ~4.15 GHz
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Cache: 128 MB L3 (≈ 1 MB L2 per core)
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Power: TDP ~200 W (platform/BIOS dependent)
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Memory: 12 DDR5 ECC channels (RDIMM/LRDIMM)
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I/O: up to 128 PCIe 5.0 lanes (CXL depending on motherboard)
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Security: SEV-SNP, SME, Shadow Stack, memory/VM encryption
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Socket: SP5 (EPYC 9004 “Genoa”)
Ideal for
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Consolidating VM/containers and private/public cloud
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Databases (SQL/NoSQL), application servers and middleware
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Edge/telecom, NVMe-oF storage, and PCIe 5.0 network front ends
Technical specifications
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Architecture: AMD Zen 4
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Cores / Threads: 24 / 48
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Frequencies: 2.9 GHz (base) / up to ~4.15 GHz (boost)
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Cache: 128 MB L3 + 24 MB L2 (≈ 152 MB total)
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Socket: SP5
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Memory: DDR5 ECC in 12 channels (very high capacities per socket)
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PCIe Lanes: up to 128× PCIe 5.0 (depending on motherboard)
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Security Features: SEV-SNP, SME, Secure Boot, Memory Guard
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Cooling: not included (thermal solution depends on server chassis)
