AMD EPYC 7473X vs AMD EPYC 7401

Comparative analysis of AMD EPYC 7473X and AMD EPYC 7401 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, 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 AMD EPYC 7473X

  • CPU is newer: launch date 4 year(s) 9 month(s) later
  • Around 23% higher clock speed: 3.7 GHz vs 3 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
  • 12x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 19% better performance in PassMark - Single thread mark: 2201 vs 1850
  • Around 47% better performance in PassMark - CPU mark: 81282 vs 55280
Specifications (specs)
Launch date 22 Mar 2022 vs June 2017
Maximum frequency 3.7 GHz vs 3 GHz
Manufacturing process technology 7 nm vs 14 nm
L3 cache 768 MB vs 64 MB
Benchmarks
PassMark - Single thread mark 2201 vs 1850
PassMark - CPU mark 81282 vs 55280

Reasons to consider the AMD EPYC 7401

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 41% lower typical power consumption: 155/170 Watt vs 240 Watt
Unlocked Unlocked vs Locked
L1 cache 96 KB (per core) vs 1.5 MB
Thermal Design Power (TDP) 155/170 Watt vs 240 Watt

Compare benchmarks

CPU 1: AMD EPYC 7473X
CPU 2: AMD EPYC 7401

PassMark - Single thread mark
CPU 1
CPU 2
2201
1850
PassMark - CPU mark
CPU 1
CPU 2
81282
55280
Name AMD EPYC 7473X AMD EPYC 7401
PassMark - Single thread mark 2201 1850
PassMark - CPU mark 81282 55280
Geekbench 4 - Single Core 3541
Geekbench 4 - Multi-Core 24681

Compare specifications (specs)

AMD EPYC 7473X AMD EPYC 7401

Essentials

Architecture codename Zen 3 Zen
Launch date 22 Mar 2022 June 2017
Launch price (MSRP) $3900
Place in performance rating 162 121
Family AMD EPYC
Series AMD EPYC 7000 Series
Vertical segment Server

Performance

Base frequency 2.8 GHz 2 GHz
Die size 81 mm² 192 mm
L1 cache 1.5 MB 96 KB (per core)
L2 cache 12 MB 512 KB (per core)
L3 cache 768 MB 64 MB
Manufacturing process technology 7 nm 14 nm
Maximum frequency 3.7 GHz 3 GHz
Number of cores 24 24
Number of threads 48 48
Transistor count 33200 million 4800 million
Unlocked
64 bit support

Memory

ECC memory support
Max memory channels 8 8
Supported memory types DDR4-3200 DDR4
Maximum memory bandwidth 307/341 GB/s
Supported memory frequency 2400/2666 MHz

Compatibility

Configurable TDP 225-280 Watt
Max number of CPUs in a configuration 2 2
Socket Count SP3 1P/2P
Thermal Design Power (TDP) 240 Watt 155/170 Watt
Sockets supported TR4

Peripherals

Max number of PCIe lanes 128
PCI Express revision 4.0 x128

Virtualization

AMD Virtualization (AMD-V™)