AMD EPYC 7282 vs AMD EPYC 7451

Comparative analysis of AMD EPYC 7282 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 7282

  • CPU is newer: launch date 2 year(s) 2 month(s) later
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm, 14 nm vs 14 nm
  • Around 50% lower typical power consumption: 120 Watt vs 180 Watt
  • Around 6% better performance in PassMark - Single thread mark: 2046 vs 1931
Specifications (specs)
Launch date 7 Aug 2019 vs June 2017
Manufacturing process technology 7 nm, 14 nm vs 14 nm
Thermal Design Power (TDP) 120 Watt vs 180 Watt
Benchmarks
PassMark - Single thread mark 2046 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
  • 2.3x more L1 cache, more data can be stored in the L1 cache for quick access later
  • Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 2% better performance in PassMark - CPU mark: 52322 vs 51546
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 24 vs 16
Number of threads 48 vs 32
L1 cache 96 KB (per core) vs 1 MB
L2 cache 512 KB (per core) vs 8 MB
Benchmarks
PassMark - CPU mark 52322 vs 51546

Compare benchmarks

CPU 1: AMD EPYC 7282
CPU 2: AMD EPYC 7451

PassMark - Single thread mark
CPU 1
CPU 2
2046
1931
PassMark - CPU mark
CPU 1
CPU 2
51546
52322
Name AMD EPYC 7282 AMD EPYC 7451
PassMark - Single thread mark 2046 1931
PassMark - CPU mark 51546 52322

Compare specifications (specs)

AMD EPYC 7282 AMD EPYC 7451

Essentials

Architecture codename Zen 2 Zen
Launch date 7 Aug 2019 June 2017
Launch price (MSRP) $650
OPN PIB 100-100000078WOF
OPN Tray 100-000000078
Place in performance rating 565 612
Vertical segment Server Server
Family AMD EPYC
Series AMD EPYC 7000 Series

Performance

Base frequency 2.8 GHz 2.3 GHz
L1 cache 1 MB 96 KB (per core)
L2 cache 8 MB 512 KB (per core)
L3 cache 64 MB 64 MB
Manufacturing process technology 7 nm, 14 nm 14 nm
Maximum frequency 3.2 GHz 3.2 GHz
Number of cores 16 24
Number of threads 32 48
Unlocked
64 bit support
Die size 192 mm
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

Socket Count 1P/2P 1P/2P
Sockets supported SP3 TR4
Thermal Design Power (TDP) 120 Watt 180 Watt
Max number of CPUs in a configuration 2

Peripherals

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

Virtualization

AMD Virtualization (AMD-V™)