AMD EPYC 9124 vs AMD EPYC 7542

Comparative analysis of AMD EPYC 9124 and AMD EPYC 7542 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 9124

  • CPU is newer: launch date 3 year(s) 3 month(s) later
  • Around 9% higher clock speed: 3.7 GHz vs 3.4 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 7 nm, 14 nm
  • Around 13% lower typical power consumption: 200 Watt vs 225 Watt
  • Around 13% better performance in PassMark - Single thread mark: 2346 vs 2073
Specifications (specs)
Launch date 10 Nov 2022 vs 7 Aug 2019
Maximum frequency 3.7 GHz vs 3.4 GHz
Manufacturing process technology 5 nm vs 7 nm, 14 nm
Thermal Design Power (TDP) 200 Watt vs 225 Watt
Benchmarks
PassMark - Single thread mark 2346 vs 2073

Reasons to consider the AMD EPYC 7542

  • 16 more cores, run more applications at once: 32 vs 16
  • 32 more threads: 64 vs 32
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 1048576x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 2097152x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 17% better performance in PassMark - CPU mark: 73885 vs 63027
Specifications (specs)
Number of cores 32 vs 16
Number of threads 64 vs 32
L1 cache 2 MB vs 64K (per core)
L2 cache 16 MB vs 1MB (per core)
L3 cache 128 MB vs 64MB (shared)
Benchmarks
PassMark - CPU mark 73885 vs 63027

Compare benchmarks

CPU 1: AMD EPYC 9124
CPU 2: AMD EPYC 7542

PassMark - Single thread mark
CPU 1
CPU 2
2346
2073
PassMark - CPU mark
CPU 1
CPU 2
63027
73885
Name AMD EPYC 9124 AMD EPYC 7542
PassMark - Single thread mark 2346 2073
PassMark - CPU mark 63027 73885

Compare specifications (specs)

AMD EPYC 9124 AMD EPYC 7542

Essentials

Launch date 10 Nov 2022 7 Aug 2019
Launch price (MSRP) $1083 $3400
Place in performance rating 314 295
Architecture codename Zen 2
OPN PIB 100-100000075WOF
OPN Tray 100-000000075
Vertical segment Server

Performance

Base frequency 3 GHz 2.9 GHz
Die size 4x 72 mm²
L1 cache 64K (per core) 2 MB
L2 cache 1MB (per core) 16 MB
L3 cache 64MB (shared) 128 MB
Manufacturing process technology 5 nm 7 nm, 14 nm
Maximum frequency 3.7 GHz 3.4 GHz
Number of cores 16 32
Number of threads 32 64
Transistor count 26,280 million
Unlocked

Memory

ECC memory support
Supported memory types DDR5-4800 MHz, Twelve-channel DDR4-3200
Max memory channels 8
Maximum memory bandwidth 190.7 GB/s
Maximum memory size 4 TB

Compatibility

Configurable TDP 200-240 Watt
Max number of CPUs in a configuration 2
Sockets supported SP5 SP3
Thermal Design Power (TDP) 200 Watt 225 Watt
Socket Count 1P/2P

Peripherals

PCIe configurations Gen 5, 128 Lanes, (CPU only)
Max number of PCIe lanes 128
PCI Express revision 4.0

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™)