AMD EPYC 7251 processor review

AMD EPYC 7251

EPYC 7251 processor released by AMD; release date: June 2017. The processor is designed for server-computers and based on Zen microarchitecture.

CPU is unlocked for overclocking. Total number of cores - 8, threads - 16. Maximum CPU clock speed - 2.9 GHz. Manufacturing process technology - 14 nm. Cache size: L1 - 96 KB (per core), L2 - 512 KB (per core), L3 - 32 MB.

Supported memory types: DDR4.

Supported socket types: TR4. Maximum number of processors in a configuration - 2. Power consumption (TDP): 120 Watt.

Benchmarks

PassMark
Single thread mark
Top 1 CPU
This CPU
4870
1671
PassMark
CPU mark
Top 1 CPU
This CPU
156834
14935
Name Value
PassMark - Single thread mark 1671
PassMark - CPU mark 14935

Specifications (specs)

Essentials

Architecture codename Zen
Family AMD EPYC
Launch date June 2017
Place in performance rating 1272
Series AMD EPYC 7000 Series
Vertical segment Server

Performance

64 bit support
Base frequency 2.1 GHz
Die size 192 mm
L1 cache 96 KB (per core)
L2 cache 512 KB (per core)
L3 cache 32 MB
Manufacturing process technology 14 nm
Maximum frequency 2.9 GHz
Number of cores 8
Number of threads 16
Transistor count 4800 million
Unlocked

Memory

Max memory channels 8
Maximum memory bandwidth 307 GB/s
Supported memory frequency 2400 MHz
Supported memory types DDR4

Compatibility

Max number of CPUs in a configuration 2
Socket Count 1P/2P
Sockets supported TR4
Thermal Design Power (TDP) 120 Watt

Peripherals

PCI Express revision x128

Virtualization

AMD Virtualization (AMD-V™)