AMD EPYC 7551 vs AMD Ryzen Threadripper 1900X

Table of Contents

Physical Specifications

Socket AMD Socket SP3 AMD Socket SP3r2
Foundry GlobalFoundries GlobalFoundries
Process size 14 nm 14 nm
Transistors 4,800 million 9,600 million
Die size 213 mm² 213 mm²
Package FCLGA-4094 sTR4
tCaseMax 81°C

Performance

Frequency 2000 MHz 3.8 GHz
Turbo clock up to 3 GHz up to 4 GHz
Base clock 100 MHz 100 MHz
Multiplier 20.0x 38.0x
Multiplier unlocked Yes Yes
TDP 180 W 125 W

Architecture Details

Vertical Segment Server/Workstation Desktop
Production status Active Active
Release date Jun 29th, 2017 Aug 31st, 2017
Codename Naples Zen
Generation EPYC Ryzen Threadripper
Part PS7551BDVIHAF YD190XA8AEWOFYD190XA8U8SAE
Memory support DDR4-2666 MHz Eight-channel DDR4 Quad-channel
ECC memory Yes No
PCI Express Gen 3

Cores

Total Cores 32 8
Total Threads 64 16
SMP # CPUs 2 1
Integrated graphics

Cache

Cache L1 96K (per core) 96K (per core)
Cache L2 512K (per core) 512K (per core)
Cache L3 64MB (shared) 32MB

Notes

Notes This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking.

Features & Technologies

ABM Yes
ADX Yes
AES Yes Yes
AMD-V Yes Yes
AMD-Vi Yes
AMD64 Yes
AVX Yes Yes
AVX2 Yes Yes
BMI1 Yes Yes
BMI2 Yes Yes
CLMUL Yes
EMMX Yes
EVP Yes
F16C Yes Yes
FMA3 Yes Yes
FPU Yes
MMX Yes Yes
NX bit Yes
Precision Boost Yes
Protected Yes
RdRand Yes
Real Yes
SEV Yes
SHA Yes Yes
SMAP Yes
SME Yes
SMEP Yes
SMM Yes
SMT Yes Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.1 Yes Yes
SSE4.2 Yes Yes
SSE4A Yes Yes
SSSE3 Yes Yes
SenseMi Yes
TSME Yes
XFR Yes

Compare

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