→ Processors → AMD EPYC 7451

AMD EPYC 7451

Basic information:
Released	2017
Segment	Server
Socket	Socket SP3
Number of cores	24
Number of threads	48
Base frequency	2300 MHz
Turbo Core	3200 MHz
Unlocked multiplier	no
Architecture (core)	Naples
Lithography	14 nm
TDP	180 W
Products webpage	follow >

Internal memory
L1 Cache, Кb	24x64 + 24x32
L2 Cache, Кb	24x512
L3 Cache, Кb	65536

Integrated modules
iGPU	no
Memory controller	8-channel (DDR4-2666) ECC memory supported
PCIe controller	PCI Express 3.0 (128 lines)
Other modules	• GPIO • I2C controller • LPC bus • Secure processor • SPI controller • 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) • 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 • Precision Boost • SMT (Simultaneous MultiThreading)

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