AMD EPYC 7251 Processor

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EPYC 7251 is a server/workstation processor from AMD released on 29 June 2017, and it is in active production status now. It belongs to EPYC family and has a Naples architecture. This processor is built on AMD Socket SP3, and uses Gen 3 PCI express connection. 14 nm process is used in production.

Processor has 8 cores and 16 threads, with the base frequency of 2.1 GHz. It has DDR4-2400 MHz Eight-channel memory support. As for the cache, it supports L1 96K (per core), L2 512K (per core) and L3 32MB (shared).

Learn more about AMD EPYC 7251:

Specifications

Vertical Segment
Server/Workstation
Release date
29 June 2017
Production status
Active
Generation
EPYC
Codename
Naples
Socket
AMD Socket SP3
Total Cores
8
Total Threads
16
Frequency
2.1 GHz
Turbo clock
up to 2.9 GHz
Cache L1
96K (per core)
Cache L2
512K (per core)
Cache L3
32MB (shared)
TDP
120 W

Physical Specifications

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

Performance

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

Architecture Details

Vertical Segment
Server/Workstation
Production status
Active
Release date
29 June 2017
Codename
Naples
Generation
EPYC
Part
PS7251BFV8SAFPS7251BFAFWOF
Memory support
DDR4-2400 MHz Eight-channel
ECC memory
Yes
PCI Express
Gen 3

Cores

Total Cores
8
Total Threads
16
SMP # CPUs
2
Integrated graphics
N/A

Cache

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

Features & Technologies

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

Drivers

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Benchmark & Performance

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