AMD EPYC 7502P vs AMD EPYC 7451

Comparative analysis of AMD EPYC 7502P and AMD EPYC 7451 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the AMD EPYC 7502P

  • CPU is newer: launch date 2 year(s) 2 month(s) later
  • 8 more cores, run more applications at once: 32 vs 24
  • 16 more threads: 64 vs 48
  • Around 5% higher clock speed: 3.35 GHz vs 3.2 GHz
  • Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
  • 2x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 4% better performance in PassMark - Single thread mark: 2017 vs 1931
Specifications (specs)
Launch date 7 Aug 2019 vs June 2017
Number of cores 32 vs 24
Number of threads 64 vs 48
Maximum frequency 3.35 GHz vs 3.2 GHz
L2 cache 16 MB vs 512 KB (per core)
L3 cache 128 MB vs 64 MB
Benchmarks
PassMark - Single thread mark 2017 vs 1931

Reasons to consider the AMD EPYC 7451

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 13% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 3% better performance in PassMark - CPU mark: 52322 vs 50818
Specifications (specs)
Unlocked Unlocked vs Locked
L1 cache 96 KB (per core) vs 2 MB
Benchmarks
PassMark - CPU mark 52322 vs 50818

Compare benchmarks

CPU 1: AMD EPYC 7502P
CPU 2: AMD EPYC 7451

PassMark - Single thread mark
CPU 1
CPU 2
2017
1931
PassMark - CPU mark
CPU 1
CPU 2
50818
52322
Name AMD EPYC 7502P AMD EPYC 7451
PassMark - Single thread mark 2017 1931
PassMark - CPU mark 50818 52322

Compare specifications (specs)

AMD EPYC 7502P AMD EPYC 7451

Essentials

Family EPYC AMD EPYC
Launch date 7 Aug 2019 June 2017
Launch price (MSRP) $2300
Place in performance rating 595 612
Processor Number 7502P
Series 7002 AMD EPYC 7000 Series
Vertical segment Server Server
Architecture codename Zen

Performance

Base frequency 2.5 GHz 2.3 GHz
L1 cache 2 MB 96 KB (per core)
L2 cache 16 MB 512 KB (per core)
L3 cache 128 MB 64 MB
Maximum frequency 3.35 GHz 3.2 GHz
Number of cores 32 24
Number of threads 64 48
Unlocked
64 bit support
Die size 192 mm
Manufacturing process technology 14 nm
Transistor count 4800 million

Memory

ECC memory support
Max memory channels 8 8
Maximum memory bandwidth 190.7 GB/s 341 GB/s
Maximum memory size 4 TB
Supported memory types DDR4-3200 DDR4
Supported memory frequency 2666 MHz

Compatibility

Sockets supported SP3 TR4
Thermal Design Power (TDP) 180 Watt 180 Watt
Max number of CPUs in a configuration 2
Socket Count 1P/2P

Peripherals

Max number of PCIe lanes 128
PCI Express revision 4.0 x128
PCIe configurations x16, x8

Advanced Technologies

AMD SenseMI
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions

Virtualization

AMD Virtualization (AMD-V™)