Intel Xeon E5-4650 v4 vs AMD EPYC Embedded 3251

Comparative analysis of Intel Xeon E5-4650 v4 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 v4

  • 6 more cores, run more applications at once: 14 vs 8
  • 12 more threads: 28 vs 16
  • 3x more maximum memory size: 1.5 TB vs 512 GB
  • Around 86% better performance in PassMark - CPU mark: 25851 vs 13912
Specifications (specs)
Number of cores 14 vs 8
Number of threads 28 vs 16
Maximum memory size 1.5 TB vs 512 GB
Max number of CPUs in a configuration 4 vs 1
Benchmarks
PassMark - CPU mark 25851 vs 13912

Reasons to consider the AMD EPYC Embedded 3251

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 11% higher clock speed: 3.1 GHz vs 2.80 GHz
  • 2.1x lower typical power consumption: 50 Watt vs 105 Watt
  • Around 15% better performance in PassMark - Single thread mark: 1881 vs 1630
Specifications (specs)
Unlocked Unlocked vs Locked
Maximum frequency 3.1 GHz vs 2.80 GHz
Thermal Design Power (TDP) 50 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark 1881 vs 1630

Compare benchmarks

CPU 1: Intel Xeon E5-4650 v4
CPU 2: AMD EPYC Embedded 3251

PassMark - Single thread mark
CPU 1
CPU 2
1630
1881
PassMark - CPU mark
CPU 1
CPU 2
25851
13912
Name Intel Xeon E5-4650 v4 AMD EPYC Embedded 3251
PassMark - Single thread mark 1630 1881
PassMark - CPU mark 25851 13912

Compare specifications (specs)

Intel Xeon E5-4650 v4 AMD EPYC Embedded 3251

Essentials

Architecture codename Broadwell Zen
Launch date Q2'16 21 Feb 2018
Place in performance rating 1124 1189
Processor Number E5-4650V4
Series Intel® Xeon® Processor E5 v4 Family
Status Launched
Vertical segment Server Server

Performance

64 bit support
Base frequency 2.20 GHz 2.5 GHz
Bus Speed 9.6 GT/s QPI
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 80
Maximum frequency 2.80 GHz 3.1 GHz
Number of cores 14 8
Number of QPI Links 2
Number of threads 28 16
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 68 GB/s 39.74 GB/s
Maximum memory size 1.5 TB 512 GB
Supported memory types DDR4 DDR4-2666
ECC memory support

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 4 1
Package Size 45mm x 52.5mm
Sockets supported FCLGA2011-3
Thermal Design Power (TDP) 105 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
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® AVX2
Intel 64
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Instruction Replay 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™)