AMD EPYC 7662 vs AMD EPYC 7702

Comparative analysis of AMD EPYC 7662 and AMD EPYC 7702 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.

AMD EPYC 7662

AMD EPYC 7702

Differences

Reasons to consider the AMD EPYC 7662

CPU is newer: launch date 6 month(s) later
Around 1% better performance in PassMark - Single thread mark: 2089 vs 2077
Around 4% better performance in PassMark - CPU mark: 97178 vs 93263

Specifications (specs)
Launch date	19 Feb 2020 vs 7 Aug 2019
Benchmarks
PassMark - Single thread mark	2089 vs 2077
PassMark - CPU mark	97178 vs 93263

Reasons to consider the AMD EPYC 7702

Around 2% higher clock speed: 3.35 GHz vs 3.3 GHz
Around 13% lower typical power consumption: 200 Watt vs 225 Watt

Maximum frequency	3.35 GHz vs 3.3 GHz
Thermal Design Power (TDP)	200 Watt vs 225 Watt

Compare benchmarks

CPU 1: AMD EPYC 7662
CPU 2: AMD EPYC 7702

PassMark - Single thread mark

CPU 1

CPU 2

2089

2077

PassMark - CPU mark

CPU 1

CPU 2

97178

93263

Name	AMD EPYC 7662	AMD EPYC 7702
PassMark - Single thread mark	2089	2077
PassMark - CPU mark	97178	93263

Compare specifications (specs)

	AMD EPYC 7662	AMD EPYC 7702
Essentials
Architecture codename	Zen 3	Zen 2
Launch date	19 Feb 2020	7 Aug 2019
OPN PIB	100-100000137WOF	100-100000038WOF
OPN Tray	100-000000137	100-000000038
Place in performance rating	101	124
Vertical segment	Server	Server
Launch price (MSRP)		$6450
Performance
Base frequency	2.0 GHz	2.0 GHz
L1 cache	4 MB	4 MB
L2 cache	32 MB	32 MB
L3 cache	256 MB	256 MB
Manufacturing process technology	7 nm, 14 nm	7 nm, 14 nm
Maximum frequency	3.3 GHz	3.35 GHz
Number of cores	64	64
Number of threads	128	128
Unlocked
Memory
ECC memory support
Max memory channels	8	8
Maximum memory bandwidth	190.73 GB/s	204.8 GB/s
Maximum memory size	4 TB	4 TB
Supported memory types	DDR4-3200	DDR4-3200
Compatibility
Socket Count	1P/2P	1P/2P
Sockets supported	SP3	SP3
Thermal Design Power (TDP)	225 Watt	200 Watt
Peripherals
Max number of PCIe lanes	128	128
PCI Express revision	4.0	4.0
PCIe configurations	x16, x8	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™)