AMD EPYC 7502 vs AMD EPYC 7742

Comparative analysis of AMD EPYC 7502 and AMD EPYC 7742 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 7502

  • Around 25% lower typical power consumption: 180 Watt vs 225 Watt
Thermal Design Power (TDP) 180 Watt vs 225 Watt

Reasons to consider the AMD EPYC 7742

  • 32 more cores, run more applications at once: 64 vs 32
  • 64 more threads: 128 vs 64
  • Around 1% higher clock speed: 3.4 GHz vs 3.35 GHz
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 2x 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 12% better performance in PassMark - Single thread mark: 2376 vs 2116
  • Around 25% better performance in PassMark - CPU mark: 67185 vs 53591
Specifications (specs)
Number of cores 64 vs 32
Number of threads 128 vs 64
Maximum frequency 3.4 GHz vs 3.35 GHz
L1 cache 4 MB vs 2 MB
L2 cache 32 MB vs 16 MB
L3 cache 256 MB vs 128 MB
Benchmarks
PassMark - Single thread mark 2376 vs 2116
PassMark - CPU mark 67185 vs 53591

Compare benchmarks

CPU 1: AMD EPYC 7502
CPU 2: AMD EPYC 7742

PassMark - Single thread mark
CPU 1
CPU 2
2116
2376
PassMark - CPU mark
CPU 1
CPU 2
53591
67185
Name AMD EPYC 7502 AMD EPYC 7742
PassMark - Single thread mark 2116 2376
PassMark - CPU mark 53591 67185

Compare specifications (specs)

AMD EPYC 7502 AMD EPYC 7742

Essentials

Architecture codename Zen 2 Zen 2
Family EPYC
Launch date 7 Aug 2019 7 Aug 2019
Launch price (MSRP) $2600
OPN PIB 100-100000054WOF
OPN Tray 100-000000054
Place in performance rating 35 7
Processor Number 7502
Series 7002
Vertical segment Server Server

Performance

Base frequency 2.5 GHz 2.25 GHz
L1 cache 2 MB 4 MB
L2 cache 16 MB 32 MB
L3 cache 128 MB 256 MB
Maximum frequency 3.35 GHz 3.4 GHz
Number of cores 32 64
Number of threads 64 128
Unlocked
Manufacturing process technology 7 nm, 14 nm

Memory

ECC memory support
Max memory channels 8 8
Maximum memory bandwidth 204.8 GB/s 190.7 GB/s
Maximum memory size 4 TB 4 TB
Supported memory types DDR4-3200 DDR4-3200

Compatibility

Socket Count 1P/2P
Sockets supported SP3 SP3
Thermal Design Power (TDP) 180 Watt 225 Watt
Max number of CPUs in a configuration 2

Peripherals

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