Intel Xeon E5-2687W v3 vs AMD EPYC 7251

Comparative analysis of Intel Xeon E5-2687W v3 and AMD EPYC 7251 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the Intel Xeon E5-2687W v3

  • 2 more cores, run more applications at once: 10 vs 8
  • 4 more threads: 20 vs 16
  • Around 21% higher clock speed: 3.50 GHz vs 2.9 GHz
  • Around 16% better performance in PassMark - Single thread mark: 1942 vs 1671
  • Around 61% better performance in PassMark - CPU mark: 24050 vs 14935
Specifications (specs)
Number of cores 10 vs 8
Number of threads 20 vs 16
Maximum frequency 3.50 GHz vs 2.9 GHz
Benchmarks
PassMark - Single thread mark 1942 vs 1671
PassMark - CPU mark 24050 vs 14935

Reasons to consider the AMD EPYC 7251

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
  • Around 33% lower typical power consumption: 120 Watt vs 160 Watt
Unlocked Unlocked vs Locked
Manufacturing process technology 14 nm vs 22 nm
Thermal Design Power (TDP) 120 Watt vs 160 Watt

Compare benchmarks

CPU 1: Intel Xeon E5-2687W v3
CPU 2: AMD EPYC 7251

PassMark - Single thread mark
CPU 1
CPU 2
1942
1671
PassMark - CPU mark
CPU 1
CPU 2
24050
14935
Name Intel Xeon E5-2687W v3 AMD EPYC 7251
PassMark - Single thread mark 1942 1671
PassMark - CPU mark 24050 14935
Geekbench 4 - Single Core 805
Geekbench 4 - Multi-Core 7269

Compare specifications (specs)

Intel Xeon E5-2687W v3 AMD EPYC 7251

Essentials

Architecture codename Haswell Zen
Launch date Q3'14 June 2017
Place in performance rating 1243 1273
Processor Number E5-2687WV3
Series Intel® Xeon® Processor E5 v3 Family AMD EPYC 7000 Series
Status Launched
Vertical segment Server Server
Family AMD EPYC

Performance

64 bit support
Base frequency 3.10 GHz 2.1 GHz
Bus Speed 9.6 GT/s QPI
Manufacturing process technology 22 nm 14 nm
Maximum core temperature 74.7°C
Maximum frequency 3.50 GHz 2.9 GHz
Number of cores 10 8
Number of QPI Links 2
Number of threads 20 16
VID voltage range 0.65V–1.30V
Die size 192 mm
L1 cache 96 KB (per core)
L2 cache 512 KB (per core)
L3 cache 32 MB
Transistor count 4800 million
Unlocked

Memory

Max memory channels 4 8
Maximum memory bandwidth 68 GB/s 307 GB/s
Maximum memory size 768 GB
Supported memory types DDR4 1600/1866/2133 DDR4
Supported memory frequency 2400 MHz

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 2 2
Package Size 52.5mm x 45mm
Sockets supported FCLGA2011-3 TR4
Thermal Design Power (TDP) 160 Watt 120 Watt
Socket Count 1P/2P

Peripherals

Max number of PCIe lanes 40
PCI Express revision 3.0 x128
PCIe configurations x4, x8, x16
Scalability 2S

Security & Reliability

Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE) 46-bit
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)