AMD EPYC 7451 vs AMD EPYC 7551

Table des matières

Physique

Socket AMD Socket SP3 AMD Socket SP3
Fonderie GlobalFoundries GlobalFoundries
Taille du processus 14 nm 14 nm
Transistors 4,800 million 4,800 million
Taille des matrices 213 mm² 213 mm²
Package FCLGA-4094 FCLGA-4094
tCaseMax 81°C 81°C

Performance

Fréquence 2.3 GHz 2000 MHz
Turbo clock up to 3.2 GHz up to 3 GHz
Base clock 100 MHz 100 MHz
Multiplicateur 23.0x 20.0x
Multiplicateur débloqué Yes Yes
TDP 180 W 180 W

Architecture

Marché Server/Workstation Server/Workstation
État de la production Active Active
Date de sortie Jun 29th, 2017 Jun 29th, 2017
Nom de code Naples Naples
Génération EPYC EPYC
Part PS7451BDVHCAF PS7551BDVIHAF
Support mémoire DDR4-2666 MHz Eight-channel DDR4-2666 MHz Eight-channel
La mémoire du CEC Yes Yes
PCI Express Gen 3 Gen 3

Cœurs

Nombre de cœurs 24 32
Nombre de threads 48 64
SMP # CPUs 2 2
Cartes graphiques intégrées

Cache

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

Remarques

Remarques 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.

Caractéristiques

ABM Yes Yes
ADX Yes Yes
AES Yes Yes
AMD-V Yes Yes
AMD-Vi Yes Yes
AVX Yes Yes
AVX2 Yes Yes
BMI1 Yes Yes
BMI2 Yes Yes
CLMUL Yes Yes
EMMX Yes Yes
F16C Yes Yes
FMA3 Yes Yes
FPU Yes Yes
MMX Yes Yes
NX bit Yes Yes
Protected Yes Yes
RdRand Yes Yes
Real Yes Yes
SEV Yes Yes
SHA Yes Yes
SME Yes Yes
SMM Yes 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 Yes
TSME Yes Yes

Comparer

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