AMD EPYC 7742 vs AMD EPYC 7371

Comparative analysis of AMD EPYC 7742 and AMD EPYC 7371 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 7742

AMD EPYC 7371

Differences

Reasons to consider the AMD EPYC 7742

48 more cores, run more applications at once: 64 vs 16
96 more threads: 128 vs 32
4x more L3 cache, more data can be stored in the L3 cache for quick access later
3.1x better performance in PassMark - CPU mark: 97501 vs 31094

Specifications (specs)
Number of cores	64 vs 16
Number of threads	128 vs 32
L3 cache	256 MB vs 64 MB
Benchmarks
PassMark - CPU mark	97501 vs 31094

Reasons to consider the AMD EPYC 7371

Around 12% higher clock speed: 3.8 GHz vs 3.4 GHz
Around 13% lower typical power consumption: 200 Watt vs 225 Watt
Around 10% better performance in PassMark - Single thread mark: 2377 vs 2157

Specifications (specs)
Maximum frequency	3.8 GHz vs 3.4 GHz
Thermal Design Power (TDP)	200 Watt vs 225 Watt
Benchmarks
PassMark - Single thread mark	2377 vs 2157

Compare benchmarks

CPU 1: AMD EPYC 7742
CPU 2: AMD EPYC 7371

PassMark - Single thread mark

CPU 1

CPU 2

2157

2377

PassMark - CPU mark

CPU 1

CPU 2

97501

31094

Name	AMD EPYC 7742	AMD EPYC 7371
PassMark - Single thread mark	2157	2377
PassMark - CPU mark	97501	31094

Compare specifications (specs)

	AMD EPYC 7742	AMD EPYC 7371
Essentials
Architecture codename	Zen 2
Launch date	7 Aug 2019
Place in performance rating	94	593
Vertical segment	Server	Server
Family		AMD EPYC
Series		AMD EPYC 7000 Series
Performance
Base frequency	2.25 GHz	3.1 GHz
L1 cache	4 MB
L2 cache	32 MB
L3 cache	256 MB	64 MB
Manufacturing process technology	7 nm, 14 nm
Maximum frequency	3.4 GHz	3.8 GHz
Number of cores	64	16
Number of threads	128	32
Unlocked
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
Max number of CPUs in a configuration	2
Sockets supported	SP3
Thermal Design Power (TDP)	225 Watt	200 Watt
Socket Count		1P/2P
Peripherals
Max number of PCIe lanes	128
PCI Express revision	4.0	x128
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™)