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Processors → AMD EPYC 9254

AMD EPYC 9254

Basic information:
Released2022
Segment Server
Socket Socket SP5
Bus32 GT/s PCIE
Number of cores 24
Number of threads 48
Base frequency 2900 MHz
Turbo Core 4150 MHz
Unlocked multiplier no
Architecture (core) Genoa
Lithography 5 nm
TDP 200 W
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Internal memory
L1 Cache, Кb 24x32 + 24x32
L2 Cache, Кb 24x1024
L3 Cache, Кb 131072
Integrated modules
iGPU no
Memory controller12-channel
(DDR5-4800)
ECC memory supported
PCIe controllerPCI Express 5.0 (128 lines)
Other modules • SATA controller
• Secure processor
• USB controller
Instructions, technology
• MMX
• SSE
• SSE2
• SSE3
• SSSE3
• SSE4 (SSE4.1 + SSE4.2)
• SSE4A
• AES (Advanced Encryption Standard)
• AVX (Advanced Vector Extensions)
• AVX 2 (Advanced Vector Extensions)
• AVX 512 (Advanced Vector Extensions 512)
• BMI1, BMI2 (Bit Manipulation inst.)
• SHA (Secure Hash Algorithm extensions)
• F16C (16-bit Floating-Point conversion)
• FMA3 (3-operand Fused Multiply-Add)
• AMD64
• EVP (Enhanced Virus Protection)
• AMD-V (AMD Virtualization)
• Secure Memory Encryption
• Precision Boost
• SMT (Simultaneous MultiThreading)
• Pure Powe




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