Intel Xeon E5-4650 v2 vs AMD EPYC Embedded 3251

Comparative analysis of Intel Xeon E5-4650 v2 and AMD EPYC Embedded 3251 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.

 

Differences

Reasons to consider the Intel Xeon E5-4650 v2

  • 2 more cores, run more applications at once: 10 vs 8
  • 4 more threads: 20 vs 16
  • Around 50% higher maximum memory size: 768 GB vs 512 GB
  • 2.3x better performance in PassMark - CPU mark: 31723 vs 13912
Specifications (specs)
Number of cores 10 vs 8
Number of threads 20 vs 16
Maximum memory size 768 GB vs 512 GB
Max number of CPUs in a configuration 4 vs 1
Benchmarks
PassMark - CPU mark 31723 vs 13912

Reasons to consider the AMD EPYC Embedded 3251

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 7% higher clock speed: 3.1 GHz vs 2.90 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
  • Around 90% lower typical power consumption: 50 Watt vs 95 Watt
  • Around 23% better performance in PassMark - Single thread mark: 1881 vs 1531
Specifications (specs)
Unlocked Unlocked vs Locked
Maximum frequency 3.1 GHz vs 2.90 GHz
Manufacturing process technology 14 nm vs 22 nm
Thermal Design Power (TDP) 50 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark 1881 vs 1531

Compare benchmarks

CPU 1: Intel Xeon E5-4650 v2
CPU 2: AMD EPYC Embedded 3251

PassMark - Single thread mark
CPU 1
CPU 2
1531
1881
PassMark - CPU mark
CPU 1
CPU 2
31723
13912
Name Intel Xeon E5-4650 v2 AMD EPYC Embedded 3251
PassMark - Single thread mark 1531 1881
PassMark - CPU mark 31723 13912

Compare specifications (specs)

Intel Xeon E5-4650 v2 AMD EPYC Embedded 3251

Essentials

Architecture codename Ivy Bridge EP Zen
Launch date Q1'14 21 Feb 2018
Place in performance rating 1080 1187
Processor Number E5-4650V2
Series Intel® Xeon® Processor E5 v2 Family
Status Launched
Vertical segment Server Server

Performance

64 bit support
Base frequency 2.40 GHz 2.5 GHz
Bus Speed 8 GT/s QPI
Manufacturing process technology 22 nm 14 nm
Maximum core temperature 75°C
Maximum frequency 2.90 GHz 3.1 GHz
Number of cores 10 8
Number of QPI Links 2
Number of threads 20 16
VID voltage range 0.65-1.30V
Die size 192 mm
L1 cache 768 KB
L2 cache 4 MB
L3 cache 16 MB
Transistor count 4800 million
Unlocked

Memory

Max memory channels 4 2
Maximum memory bandwidth 59.7 GB/s 39.74 GB/s
Maximum memory size 768 GB 512 GB
Supported memory types DDR3 800/1066/1333/1600/1866 DDR4-2666
ECC memory support

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 4 1
Package Size 52.5 mm x 45 mm
Sockets supported FCLGA2011
Thermal Design Power (TDP) 95 Watt 50 Watt

Peripherals

Max number of PCIe lanes 40 32
PCI Express revision 3.0 3.0
PCIe configurations x4, x8, x16 x16, x8, x4, x2
Scalability 4S Only
Integrated LAN
Total number of SATA ports 8
USB revision 3.0

Security & Reliability

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

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
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™)