Intel Xeon E7-4830 vs AMD EPYC 7251

Comparative analysis of Intel Xeon E7-4830 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: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the Intel Xeon E7-4830

  • Around 14% lower typical power consumption: 105 Watt vs 120 Watt
  • Around 34% better performance in PassMark - CPU mark: 19981 vs 14935
Specifications (specs)
Max number of CPUs in a configuration 4 vs 2
Thermal Design Power (TDP) 105 Watt vs 120 Watt
Benchmarks
PassMark - CPU mark 19981 vs 14935

Reasons to consider the AMD EPYC 7251

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 21% higher clock speed: 2.9 GHz vs 2.40 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
  • Around 65% better performance in PassMark - Single thread mark: 1671 vs 1012
Specifications (specs)
Unlocked Unlocked vs Locked
Maximum frequency 2.9 GHz vs 2.40 GHz
Manufacturing process technology 14 nm vs 32 nm
Benchmarks
PassMark - Single thread mark 1671 vs 1012

Compare benchmarks

CPU 1: Intel Xeon E7-4830
CPU 2: AMD EPYC 7251

PassMark - Single thread mark
CPU 1
CPU 2
1012
1671
PassMark - CPU mark
CPU 1
CPU 2
19981
14935
Name Intel Xeon E7-4830 AMD EPYC 7251
Geekbench 4 - Single Core 1696
Geekbench 4 - Multi-Core 10382
PassMark - Single thread mark 1012 1671
PassMark - CPU mark 19981 14935

Compare specifications (specs)

Intel Xeon E7-4830 AMD EPYC 7251

Essentials

Architecture codename Westmere EX Zen
Launch date Q2'11 June 2017
Place in performance rating 1196 1273
Processor Number E7-4830
Series Intel® Xeon® Processor E7 Family AMD EPYC 7000 Series
Status Discontinued
Vertical segment Server Server
Family AMD EPYC

Performance

64 bit support
Base frequency 2.13 GHz 2.1 GHz
Bus Speed 6.4 GT/s QPI
Manufacturing process technology 32 nm 14 nm
Maximum core temperature 64°C
Maximum frequency 2.40 GHz 2.9 GHz
Number of cores 8 8
Number of threads 16 16
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 size 2 TB
Supported memory types DDR3 800/978/1066/1333 (Max Speed 1066 MHz) DDR4
Maximum memory bandwidth 307 GB/s
Supported memory frequency 2400 MHz

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 4 2
Package Size 49.17mm x 56.47mm
Sockets supported LGA1567 TR4
Thermal Design Power (TDP) 105 Watt 120 Watt
Socket Count 1P/2P

Peripherals

Scalability S4S
PCI Express revision x128

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
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™)