AMD EPYC 8124P vs AMD EPYC 7451

Comparative analysis of AMD EPYC 8124P and AMD EPYC 7451 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.

 

Differences

Reasons to consider the AMD EPYC 8124P

  • CPU is newer: launch date 6 year(s) 3 month(s) later
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 14 nm
  • Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 44% lower typical power consumption: 125 Watt vs 180 Watt
  • Around 23% better performance in PassMark - Single thread mark: 2373 vs 1931
Specifications (specs)
Launch date 18 Sep 2023 vs June 2017
Manufacturing process technology 5 nm vs 14 nm
L2 cache 1 MB (per core) vs 512 KB (per core)
Thermal Design Power (TDP) 125 Watt vs 180 Watt
Benchmarks
PassMark - Single thread mark 2373 vs 1931

Reasons to consider the AMD EPYC 7451

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 8 more cores, run more applications at once: 24 vs 16
  • 16 more threads: 48 vs 32
  • Around 7% higher clock speed: 3.2 GHz vs 3 GHz
  • 2.3x more L1 cache, more data can be stored in the L1 cache for quick access later
  • Around 43% better performance in PassMark - CPU mark: 52322 vs 36470
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 24 vs 16
Number of threads 48 vs 32
Maximum frequency 3.2 GHz vs 3 GHz
L1 cache 96 KB (per core) vs 64 KB (per core)
Max number of CPUs in a configuration 2 vs 1
Benchmarks
PassMark - CPU mark 52322 vs 36470

Compare benchmarks

CPU 1: AMD EPYC 8124P
CPU 2: AMD EPYC 7451

PassMark - Single thread mark
CPU 1
CPU 2
2373
1931
PassMark - CPU mark
CPU 1
CPU 2
36470
52322
Name AMD EPYC 8124P AMD EPYC 7451
PassMark - Single thread mark 2373 1931
PassMark - CPU mark 36470 52322

Compare specifications (specs)

AMD EPYC 8124P AMD EPYC 7451

Essentials

Launch date 18 Sep 2023 June 2017
Launch price (MSRP) $639
Place in performance rating 628 615
Architecture codename Zen
Family AMD EPYC
Series AMD EPYC 7000 Series
Vertical segment Server

Performance

Base frequency 2.45 GHz 2.3 GHz
Die size 2x 73 mm² 192 mm
L1 cache 64 KB (per core) 96 KB (per core)
L2 cache 1 MB (per core) 512 KB (per core)
L3 cache 64 MB (shared) 64 MB
Manufacturing process technology 5 nm 14 nm
Maximum case temperature (TCase) 75°C
Maximum frequency 3 GHz 3.2 GHz
Number of cores 16 24
Number of threads 32 48
Transistor count 17,750 million 4800 million
Unlocked
64 bit support

Memory

ECC memory support
Supported memory types DDR5 DDR4
Max memory channels 8
Maximum memory bandwidth 341 GB/s
Supported memory frequency 2666 MHz

Compatibility

Configurable TDP 120-150 Watt
Max number of CPUs in a configuration 1 2
Sockets supported SP6 TR4
Thermal Design Power (TDP) 125 Watt 180 Watt
Socket Count 1P/2P

Peripherals

PCIe configurations Gen 5, 96 Lanes, (CPU only)
PCI Express revision x128

Virtualization

AMD Virtualization (AMD-V™)