AMD EPYC 7401 vs AMD EPYC 7551P

Comparative analysis of AMD EPYC 7401 and AMD EPYC 7551P processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, 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 AMD EPYC 7401

  • Around 6% lower typical power consumption: 155/170 Watt vs 180 Watt
  • 5.8x better performance in Geekbench 4 - Single Core: 3541 vs 609
  • 3.7x better performance in Geekbench 4 - Multi-Core: 24681 vs 6648
  • Around 4% better performance in PassMark - Single thread mark: 1850 vs 1785
  • Around 44% better performance in PassMark - CPU mark: 55280 vs 38371
Specifications (specs)
Max number of CPUs in a configuration 2 vs 1
Thermal Design Power (TDP) 155/170 Watt vs 180 Watt
Benchmarks
Geekbench 4 - Single Core 3541 vs 609
Geekbench 4 - Multi-Core 24681 vs 6648
PassMark - Single thread mark 1850 vs 1785
PassMark - CPU mark 55280 vs 38371

Reasons to consider the AMD EPYC 7551P

  • 8 more cores, run more applications at once: 32 vs 24
  • 16 more threads: 64 vs 48
  • Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
Number of cores 32 vs 24
Number of threads 64 vs 48
L1 cache 96 KB (per core) vs 96 KB (per core)
L2 cache 512 KB (per core) vs 512 KB (per core)

Compare benchmarks

CPU 1: AMD EPYC 7401
CPU 2: AMD EPYC 7551P

Geekbench 4 - Single Core
CPU 1
CPU 2
3541
609
Geekbench 4 - Multi-Core
CPU 1
CPU 2
24681
6648
PassMark - Single thread mark
CPU 1
CPU 2
1850
1785
PassMark - CPU mark
CPU 1
CPU 2
55280
38371
Name AMD EPYC 7401 AMD EPYC 7551P
Geekbench 4 - Single Core 3541 609
Geekbench 4 - Multi-Core 24681 6648
PassMark - Single thread mark 1850 1785
PassMark - CPU mark 55280 38371

Compare specifications (specs)

AMD EPYC 7401 AMD EPYC 7551P

Essentials

Architecture codename Zen Zen
Family AMD EPYC AMD EPYC
Launch date June 2017 June 2017
Place in performance rating 124 1145
Series AMD EPYC 7000 Series AMD EPYC 7000 Series
Vertical segment Server Server

Performance

64 bit support
Base frequency 2 GHz 2 GHz
Die size 192 mm 192 mm
L1 cache 96 KB (per core) 96 KB (per core)
L2 cache 512 KB (per core) 512 KB (per core)
L3 cache 64 MB 64 MB
Manufacturing process technology 14 nm 14 nm
Maximum frequency 3 GHz 3 GHz
Number of cores 24 32
Number of threads 48 64
Transistor count 4800 million 4800 million
Unlocked

Memory

Max memory channels 8 8
Maximum memory bandwidth 307/341 GB/s 341 GB/s
Supported memory frequency 2400/2666 MHz 2666 MHz
Supported memory types DDR4 DDR4

Compatibility

Max number of CPUs in a configuration 2 1
Socket Count 1P/2P 1P
Sockets supported TR4 TR4
Thermal Design Power (TDP) 155/170 Watt 180 Watt

Peripherals

PCI Express revision x128 x128

Virtualization

AMD Virtualization (AMD-V™)