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Processors → AMD EPYC 7281

AMD EPYC 7281

Basic information:
Released2019
Segment Server
Socket Socket SP3
Number of cores 16
Number of threads 32
Base frequency 2100 MHz
Turbo Core 2700 MHz
Unlocked multiplier no
Architecture (core) Rome
Lithography 7 nm
TDP 155 W
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Internal memory
L1 Cache, Кb 16x32 + 16x32
L2 Cache, Кb 16x512
L3 Cache, Кb 32768
Integrated modules
iGPU no
Memory controller8-channel
(DDR4-2666)
PCIe controllerPCI Express 4.0 (128 lines)
Other modules • Secure processor
Instructions, technology
• MMX
• 3DNow!
• SSE
• SSE2
• SSE3
• SSSE3
• SSE4 (SSE4.1 + SSE4.2)
• SSE4A
• AES (Advanced Encryption Standard)
• AVX (Advanced Vector Extensions)
• AVX 2 (Advanced Vector Extensions)
• BMI1 (Bit Manipulation inst. 1)
• 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)
• SMAP (Supervisor Mode Access Prevention)
• SMEP
• Secure Encrypted Virtualization
• Secure Memory Encryption
• Precision Boost 2
• SMT (Simultaneous MultiThreading)
• PowerNow!




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