AMD Ryzen Threadripper PRO 3955WX

Basic information:
Released	2020
Segment	Desktop
Socket	Socket sTRX4
Bus	8x PCIe 4.0
Number of cores	16
Number of threads	32
Base frequency	3900 MHz
Turbo Core	4300 MHz
Unlocked multiplier	no
Architecture (core)	Castle Peak
Lithography	7 nm
Transistors, mil.	8340
TDP	280 W
Max. temperature	90° C
Products webpage	follow >

Internal memory
L1 Cache, Кb	16x32 + 16x32
L2 Cache, Кb	16x512
L3 Cache, Кb	65536

Integrated modules
iGPU	no
Memory controller	8-channel (DDR4-3200)
PCIe controller	PCI Express 4.0 (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) • 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 2 • SMT (Simultaneous MultiThreading)

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