Intel Xeon w7-3445 vs AMD EPYC 7551

Comparative analysis of Intel Xeon w7-3445 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 w7-3445

AMD EPYC 7551

Differences

Reasons to consider the Intel Xeon w7-3445

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
Around 76% better performance in PassMark - Single thread mark: 3108 vs 1765

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
Benchmarks
PassMark - Single thread mark	3108 vs 1765

Reasons to consider the AMD EPYC 7551

Processor is unlocked, an unlocked multiplier allows for easier overclocking
12 more cores, run more applications at once: 32 vs 20
24 more threads: 64 vs 40
Around 92% more L1 cache; more data can be stored in the L1 cache for quick access later
419430.4x more L2 cache, more data can be stored in the L2 cache for quick access later
1290555.1x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 50% lower typical power consumption: 180 Watt vs 270 Watt
Around 27% better performance in PassMark - CPU mark: 57396 vs 45188

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	32 vs 20
Number of threads	64 vs 40
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 52.5MB
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	180 Watt vs 270 Watt
Benchmarks
PassMark - CPU mark	57396 vs 45188

Compare benchmarks

CPU 1: Intel Xeon w7-3445
CPU 2: AMD EPYC 7551

PassMark - Single thread mark

CPU 1

CPU 2

3108

1765

PassMark - CPU mark

CPU 1

CPU 2

45188

57396

Name	Intel Xeon w7-3445	AMD EPYC 7551
PassMark - Single thread mark	3108	1765
PassMark - CPU mark	45188	57396
Geekbench 4 - Single Core		2956
Geekbench 4 - Multi-Core		20125

Compare specifications (specs)

	Intel Xeon w7-3445	AMD EPYC 7551
Essentials
Launch date	15 Feb 2023	June 2017
Launch price (MSRP)	$1989
Place in performance rating	203	226
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	2.5 GHz	2 GHz
Die size	4x 477 mm²	192 mm
L1 cache	80K (per core)	96 KB (per core)
L2 cache	2MB (per core)	512 KB (per core)
L3 cache	52.5MB	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	20	32
Number of threads	40	64
Unlocked
64 bit support
Transistor count		4800 million
Memory
ECC memory support
Supported memory types	DDR5-4800 MHz, Eight-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)	270 Watt	180 Watt
Socket Count		1P/2P
Peripherals
PCIe configurations	Gen 5, 112 Lanes, (CPU only)
PCI Express revision		x128
Virtualization
AMD Virtualization (AMD-V™)