Intel Xeon w7-3455 vs AMD EPYC 7401

Comparative analysis of Intel Xeon w7-3455 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.

Intel Xeon w7-3455

AMD EPYC 7401

Differences

Reasons to consider the Intel Xeon w7-3455

CPU is newer: launch date 5 year(s) 8 month(s) later
Around 60% higher clock speed: 4.8 GHz vs 3 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 14 nm
4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 5% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 94% better performance in PassMark - Single thread mark: 3595 vs 1850
Around 6% better performance in PassMark - CPU mark: 58393 vs 55280

Specifications (specs)
Launch date	15 Feb 2023 vs June 2017
Maximum frequency	4.8 GHz vs 3 GHz
Manufacturing process technology	10 nm vs 14 nm
L2 cache	2 MB (per core) vs 512 KB (per core)
L3 cache	67.5 MB vs 64 MB
Benchmarks
PassMark - Single thread mark	3595 vs 1850
PassMark - CPU mark	58393 vs 55280

Reasons to consider the AMD EPYC 7401

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 20% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 59% lower typical power consumption: 155/170 Watt vs 270 Watt

Unlocked	Unlocked vs Locked
L1 cache	96 KB (per core) vs 80 KB (per core)
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	155/170 Watt vs 270 Watt

Compare benchmarks

CPU 1: Intel Xeon w7-3455
CPU 2: AMD EPYC 7401

PassMark - Single thread mark

CPU 1

CPU 2

3595

1850

PassMark - CPU mark

CPU 1

CPU 2

58393

55280

Name	Intel Xeon w7-3455	AMD EPYC 7401
PassMark - Single thread mark	3595	1850
PassMark - CPU mark	58393	55280
Geekbench 4 - Single Core		3541
Geekbench 4 - Multi-Core		24681

Compare specifications (specs)

	Intel Xeon w7-3455	AMD EPYC 7401
Essentials
Launch date	15 Feb 2023	June 2017
Launch price (MSRP)	$2489
Place in performance rating	110	134
Architecture codename		Zen
Family		AMD EPYC
Series		AMD EPYC 7000 Series
Vertical segment		Server
Performance
Base frequency	2.5 GHz	2 GHz
Die size	4x 477 mm²	192 mm
L1 cache	80 KB (per core)	96 KB (per core)
L2 cache	2 MB (per core)	512 KB (per core)
L3 cache	67.5 MB	64 MB
Manufacturing process technology	10 nm	14 nm
Maximum case temperature (TCase)	72°C
Maximum frequency	4.8 GHz	3 GHz
Number of cores	24	24
Number of threads	48	48
Unlocked
64 bit support
Transistor count		4800 million
Memory
ECC memory support
Supported memory types	DDR5	DDR4
Max memory channels		8
Maximum memory bandwidth		307/341 GB/s
Supported memory frequency		2400/2666 MHz
Compatibility
Max number of CPUs in a configuration	1	2
Sockets supported	4677	TR4
Thermal Design Power (TDP)	270 Watt	155/170 Watt
Socket Count		1P/2P
Peripherals
PCIe configurations	Gen 5, 112 Lanes, (CPU only)
PCI Express revision		x128
Virtualization
AMD Virtualization (AMD-V™)