AMD EPYC 7251 vs AMD Ryzen 7 1700X

Table of Contents

Physical Specifications

Socket AMD Socket SP3 AMD Socket AM4
Foundry GlobalFoundries GlobalFoundries
Process size 14 nm 14 nm
Transistors 4,800 million 4,800 million
Die size 213 mm² 192 mm²
Package FCLGA-4094 µPGA
tCaseMax 81°C

Performance

Frequency 2.1 GHz 3.4 GHz
Turbo clock up to 2.9 GHz up to 3.8 GHz
Base clock 100 MHz 100 MHz
Multiplier 21.0x 34.0x
Multiplier unlocked Yes Yes
TDP 120 W 95 W

Architecture Details

Vertical Segment Server/Workstation Desktop
Production status Active Active
Release date Jun 29th, 2017 Mar 2nd, 2017
Codename Naples Zen
Generation EPYC Ryzen 7
Part PS7251BFV8SAFPS7251BFAFWOF YD170XBCAEWOF
Memory support DDR4-2400 MHz Eight-channel DDR4 Dual-channel
ECC memory Yes No
PCI Express Gen 3

Cores

Total Cores 8 8
Total Threads 16 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 32MB (shared) 16MB (shared)

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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