AMD EPYC 7351 vs AMD EPYC 7401

Comparative analysis of AMD EPYC 7351 and AMD EPYC 7401 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD EPYC 7351

AMD EPYC 7401

Differences

Reasons to consider the AMD EPYC 7351

Benchmarks
Geekbench 4 - Single Core	3547 vs 3541

Reasons to consider the AMD EPYC 7401

8 more cores, run more applications at once: 24 vs 16
16 more threads: 48 vs 32
Around 3% higher clock speed: 3 GHz vs 2.9 GHz
Around 50% 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 6% better performance in PassMark - Single thread mark: 1850 vs 1747
2.2x better performance in PassMark - CPU mark: 55280 vs 25431
Around 5% better performance in Geekbench 4 - Multi-Core: 24681 vs 23587

Specifications (specs)
Number of cores	24 vs 16
Number of threads	48 vs 32
Maximum frequency	3 GHz vs 2.9 GHz
L1 cache	96 KB (per core) vs 96 KB (per core)
L2 cache	512 KB (per core) vs 512 KB (per core)
Benchmarks
PassMark - Single thread mark	1850 vs 1747
PassMark - CPU mark	55280 vs 25431
Geekbench 4 - Multi-Core	24681 vs 23587

Compare benchmarks

CPU 1: AMD EPYC 7351
CPU 2: AMD EPYC 7401

PassMark - Single thread mark

CPU 1

CPU 2

1747

1850

PassMark - CPU mark

CPU 1

CPU 2

25431

55280

Geekbench 4 - Single Core

CPU 1

CPU 2

3547

3541

Geekbench 4 - Multi-Core

CPU 1

CPU 2

23587

24681

Name	AMD EPYC 7351	AMD EPYC 7401
PassMark - Single thread mark	1747	1850
PassMark - CPU mark	25431	55280
Geekbench 4 - Single Core	3547	3541
Geekbench 4 - Multi-Core	23587	24681

Compare specifications (specs)

	AMD EPYC 7351	AMD EPYC 7401
Essentials
Architecture codename	Zen	Zen
Family	AMD EPYC	AMD EPYC
Launch date	June 2017	June 2017
Place in performance rating	227	124
Series	AMD EPYC 7000 Series	AMD EPYC 7000 Series
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.4 GHz	2 GHz
Die size	192 mm	192 mm
L1 cache	96 KB (per core)	96 KB (per core)
L2 cache	512 KB (per core)	512 KB (per core)
L3 cache	64 MB	64 MB
Manufacturing process technology	14 nm	14 nm
Maximum frequency	2.9 GHz	3 GHz
Number of cores	16	24
Number of threads	32	48
Transistor count	4800 million	4800 million
Unlocked
Memory
Max memory channels	8	8
Maximum memory bandwidth	307/341 GB/s	307/341 GB/s
Supported memory frequency	2400/2666 MHz	2400/2666 MHz
Supported memory types	DDR4	DDR4
Compatibility
Max number of CPUs in a configuration	2	2
Socket Count	1P/2P	1P/2P
Sockets supported	TR4	TR4
Thermal Design Power (TDP)	155/170 Watt	155/170 Watt
Peripherals
PCI Express revision	x128	x128
Virtualization
AMD Virtualization (AMD-V™)