AMD EPYC 3451 vs Intel Xeon W-2155

Comparative analysis of AMD EPYC 3451 and Intel Xeon W-2155 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD EPYC 3451

Intel Xeon W-2155

Differences

Reasons to consider the AMD EPYC 3451

6 more cores, run more applications at once: 16 vs 10
12 more threads: 32 vs 20
Around 54% higher maximum core temperature: 105°C vs 68
Around 40% lower typical power consumption: 100 Watt vs 140 Watt

Number of cores	16 vs 10
Number of threads	32 vs 20
Maximum core temperature	105°C vs 68
Thermal Design Power (TDP)	100 Watt vs 140 Watt

Reasons to consider the Intel Xeon W-2155

Around 50% higher clock speed: 4.50 GHz vs 3 GHz
Around 53% better performance in PassMark - Single thread mark: 2605 vs 1700
Around 8% better performance in PassMark - CPU mark: 21032 vs 19532

Specifications (specs)
Maximum frequency	4.50 GHz vs 3 GHz
Benchmarks
PassMark - Single thread mark	2605 vs 1700
PassMark - CPU mark	21032 vs 19532

Compare benchmarks

CPU 1: AMD EPYC 3451
CPU 2: Intel Xeon W-2155

PassMark - Single thread mark

CPU 1

CPU 2

1700

2605

PassMark - CPU mark

CPU 1

CPU 2

19532

21032

Name	AMD EPYC 3451	Intel Xeon W-2155
PassMark - Single thread mark	1700	2605
PassMark - CPU mark	19532	21032
Geekbench 4 - Single Core		1104
Geekbench 4 - Multi-Core		9442

Compare specifications (specs)

	AMD EPYC 3451	Intel Xeon W-2155
Essentials
Architecture codename	Zen (Snowy Owl)	Skylake
Launch date	21 Feb 2018	Q3'17
Place in performance rating	1091	870
Processor Number		W-2155
Series		Intel® Xeon® W Processor
Status		Launched
Vertical segment		Server
Performance
Base frequency	2.15 GHz	3.30 GHz
Die size	2x 213 mm²
L1 cache	96K (per core)
L2 cache	512K (per core)
L3 cache	32MB (shared)
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	105°C	68
Maximum frequency	3 GHz	4.50 GHz
Number of cores	16	10
Number of threads	32	20
Transistor count	4,800 million
Unlocked
64 bit support
Bus Speed		0 GT/s QPI
Number of QPI Links		0
Number of Ultra Path Interconnect (UPI) Links		0
Memory
ECC memory support
Supported memory types	DDR4-2666 MHz, Dual-channel	DDR4 1600/1866/2133/2400/2666
Max memory channels		4
Maximum memory bandwidth		85.3 GB/s
Maximum memory size		512 GB
Compatibility
Configurable TDP	80-100 W
Max number of CPUs in a configuration	1	1
Sockets supported	AMD BGA SP4r2	FCLGA2066
Thermal Design Power (TDP)	100 Watt	140 Watt
Low Halogen Options Available
Package Size		45mm x 52.5mm
Peripherals
PCIe configurations	Gen 3, 64 Lanes, (CPU only)	x4, x8, x16
Max number of PCIe lanes		48
PCI Express revision		3.0
Scalability		1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Number of AVX-512 FMA Units		2
Physical Address Extensions (PAE)		46-bit
Speed Shift technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)