Intel Xeon w5-2455X vs AMD EPYC 7551

Comparative analysis of Intel Xeon w5-2455X and AMD EPYC 7551 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 w5-2455X

AMD EPYC 7551

Differences

Reasons to consider the Intel Xeon w5-2455X

CPU is newer: launch date 5 year(s) 8 month(s) later
Around 53% higher clock speed: 4.6 GHz vs 3 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 14 nm
Around 88% better performance in PassMark - Single thread mark: 3360 vs 1790

Specifications (specs)
Launch date	15 Feb 2023 vs June 2017
Maximum frequency	4.6 GHz vs 3 GHz
Manufacturing process technology	10 nm vs 14 nm
Benchmarks
PassMark - Single thread mark	3360 vs 1790

Reasons to consider the AMD EPYC 7551

20 more cores, run more applications at once: 32 vs 12
40 more threads: 64 vs 24
3.2x more L1 cache, more data can be stored in the L1 cache for quick access later
699050.7x more L2 cache, more data can be stored in the L2 cache for quick access later
2236962.1x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 11% lower typical power consumption: 180 Watt vs 200 Watt
Around 55% better performance in PassMark - CPU mark: 57841 vs 37379

Specifications (specs)
Number of cores	32 vs 12
Number of threads	64 vs 24
L1 cache	96 KB (per core) vs 80K (per core)
L2 cache	512 KB (per core) vs 2MB (per core)
L3 cache	64 MB vs 30MB
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	180 Watt vs 200 Watt
Benchmarks
PassMark - CPU mark	57841 vs 37379

Compare benchmarks

CPU 1: Intel Xeon w5-2455X
CPU 2: AMD EPYC 7551

PassMark - Single thread mark

CPU 1

CPU 2

3360

1790

PassMark - CPU mark

CPU 1

CPU 2

37379

57841

Name	Intel Xeon w5-2455X	AMD EPYC 7551
PassMark - Single thread mark	3360	1790
PassMark - CPU mark	37379	57841
Geekbench 4 - Single Core		2956
Geekbench 4 - Multi-Core		20125

Compare specifications (specs)

	Intel Xeon w5-2455X	AMD EPYC 7551
Essentials
Launch date	15 Feb 2023	June 2017
Launch price (MSRP)	$1039
Place in performance rating	256	263
Architecture codename		Zen
Family		AMD EPYC
Price now		$3,813.99
Series		AMD EPYC 7000 Series
Value for money (0-100)		1.43
Vertical segment		Server
Performance
Base frequency	3.2 GHz	2 GHz
L1 cache	80K (per core)	96 KB (per core)
L2 cache	2MB (per core)	512 KB (per core)
L3 cache	30MB	64 MB
Manufacturing process technology	10 nm	14 nm
Maximum case temperature (TCase)	77°C
Maximum frequency	4.6 GHz	3 GHz
Number of cores	12	32
Number of threads	24	64
Unlocked
64 bit support
Die size		192 mm
Transistor count		4800 million
Memory
ECC memory support
Supported memory types	DDR5-4800 MHz, Quad-channel	DDR4
Max memory channels		8
Maximum memory bandwidth		341 GB/s
Supported memory frequency		2666 MHz
Compatibility
Max number of CPUs in a configuration	1	2
Sockets supported	4677	TR4
Thermal Design Power (TDP)	200 Watt	180 Watt
Socket Count		1P/2P
Peripherals
PCIe configurations	Gen 5, 64 Lanes, (CPU only)
PCI Express revision		x128
Virtualization
AMD Virtualization (AMD-V™)