AMD EPYC 7662 processor review

EPYC 7662 processor released by AMD; release date: 19 Feb 2020. The processor is designed for server-computers and based on Zen 3 microarchitecture.

CPU is unlocked for overclocking. Total number of cores - 64, threads - 128. Maximum CPU clock speed - 3.3 GHz. Manufacturing process technology - 7 nm, 14 nm. Cache size: L1 - 4 MB, L2 - 32 MB, L3 - 256 MB.

Supported memory types: DDR4-3200. Maximum memory size: 4 TB.

Supported socket types: SP3. Power consumption (TDP): 225 Watt.

Benchmarks

PassMark
Single thread mark
Top 1 CPU
This CPU
3781
2054
PassMark
CPU mark
Top 1 CPU
This CPU
87767
71576
Name Value
PassMark - Single thread mark 2054
PassMark - CPU mark 71576

Specifications (specs)

Essentials

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

Performance

Base frequency 2.0 GHz
L1 cache 4 MB
L2 cache 32 MB
L3 cache 256 MB
Manufacturing process technology 7 nm, 14 nm
Maximum frequency 3.3 GHz
Number of cores 64
Number of threads 128
Unlocked

Memory

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

Compatibility

Socket Count 1P/2P
Sockets supported SP3
Thermal Design Power (TDP) 225 Watt

Peripherals

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