AMD EPYC 7H12 vs AMD EPYC 7662

Comparative analysis of AMD EPYC 7H12 and AMD EPYC 7662 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 7H12

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Specifications (specs)
Unlocked Unlocked vs Locked
L1 cache 6 MB vs 4 MB
Benchmarks
PassMark - CPU mark 97573 vs 97178

Reasons to consider the AMD EPYC 7662

  • CPU is newer: launch date 5 month(s) later
  • Around 24% lower typical power consumption: 225 Watt vs 280 Watt
  • Around 3% better performance in PassMark - Single thread mark: 2089 vs 2022
Specifications (specs)
Launch date 19 Feb 2020 vs 18 Sep 2019
Thermal Design Power (TDP) 225 Watt vs 280 Watt
Benchmarks
PassMark - Single thread mark 2089 vs 2022

Compare benchmarks

CPU 1: AMD EPYC 7H12
CPU 2: AMD EPYC 7662

PassMark - Single thread mark
CPU 1
CPU 2
2022
2089
PassMark - CPU mark
CPU 1
CPU 2
97573
97178
Name AMD EPYC 7H12 AMD EPYC 7662
PassMark - Single thread mark 2022 2089
PassMark - CPU mark 97573 97178

Compare specifications (specs)

AMD EPYC 7H12 AMD EPYC 7662

Essentials

Architecture codename Zen 2 Zen 3
Launch date 18 Sep 2019 19 Feb 2020
Place in performance rating 138 129
OPN PIB 100-100000137WOF
OPN Tray 100-000000137
Vertical segment Server

Performance

Base frequency 2.6 GHz 2.0 GHz
Die size 74 mm²
L1 cache 6 MB 4 MB
L2 cache 32 MB 32 MB
L3 cache 256 MB 256 MB
Manufacturing process technology 7 nm 7 nm, 14 nm
Maximum frequency 3.3 GHz 3.3 GHz
Number of cores 64 64
Number of threads 128 128
Transistor count 3800 million
Unlocked

Memory

ECC memory support
Max memory channels 8 8
Supported memory types DDR4-3200 DDR4-3200
Maximum memory bandwidth 190.73 GB/s
Maximum memory size 4 TB

Compatibility

Max number of CPUs in a configuration 2
Sockets supported SP3 SP3
Thermal Design Power (TDP) 280 Watt 225 Watt
Socket Count 1P/2P

Peripherals

PCI Express revision 4.0 4.0
Max number of PCIe lanes 128
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™)