AMD EPYC 3451 vs Intel Xeon W-2191B

Comparative analysis of AMD EPYC 3451 and Intel Xeon W-2191B 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD EPYC 3451

Intel Xeon W-2191B

Differences

Reasons to consider the AMD EPYC 3451

CPU is newer: launch date 8 month(s) later
Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later

Launch date	21 Feb 2018 vs 5 June 2017
L1 cache	96K (per core) vs 1.125 MB

Reasons to consider the Intel Xeon W-2191B

2 more cores, run more applications at once: 18 vs 16
4 more threads: 36 vs 32
Around 143233% higher clock speed: 4300 MHz vs 3 GHz
2.3x more L2 cache, more data can be stored in the L2 cache for quick access later
811008x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 48% better performance in PassMark - Single thread mark: 2518 vs 1700
Around 45% better performance in PassMark - CPU mark: 28394 vs 19532

Specifications (specs)
Number of cores	18 vs 16
Number of threads	36 vs 32
Maximum frequency	4300 MHz vs 3 GHz
L2 cache	18 MB vs 512K (per core)
L3 cache	24.75 MB vs 32MB (shared)
Benchmarks
PassMark - Single thread mark	2518 vs 1700
PassMark - CPU mark	28394 vs 19532

Compare benchmarks

CPU 1: AMD EPYC 3451
CPU 2: Intel Xeon W-2191B

PassMark - Single thread mark

CPU 1

CPU 2

1700

2518

PassMark - CPU mark

CPU 1

CPU 2

19532

28394

Name	AMD EPYC 3451	Intel Xeon W-2191B
PassMark - Single thread mark	1700	2518
PassMark - CPU mark	19532	28394
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		18.199
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		119.388
CompuBench 1.5 Desktop - T-Rex (Frames/s)		1.17
CompuBench 1.5 Desktop - Video Composition (Frames/s)		9.337
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		26.355

Compare specifications (specs)

	AMD EPYC 3451	Intel Xeon W-2191B
Essentials
Architecture codename	Zen (Snowy Owl)	Skylake W
Launch date	21 Feb 2018	5 June 2017
Place in performance rating	1217	1232
Family		Xeon W
Processor Number		W-2191B
Series		W-2000
Vertical segment		Server
Performance
Base frequency	2.15 GHz	2300 MHz
Die size	2x 213 mm²
L1 cache	96K (per core)	1.125 MB
L2 cache	512K (per core)	18 MB
L3 cache	32MB (shared)	24.75 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	105°C
Maximum frequency	3 GHz	4300 MHz
Number of cores	16	18
Number of threads	32	36
Transistor count	4,800 million
Unlocked
64 bit support
Bus Speed		8 GT/s DMI
Memory
ECC memory support
Supported memory types	DDR4-2666 MHz, Dual-channel	DDR4-2666
Max memory channels		4
Maximum memory bandwidth		79.47 GB/s
Maximum memory size		512 GB
Compatibility
Configurable TDP	80-100 W
Max number of CPUs in a configuration	1
Sockets supported	AMD BGA SP4r2	FCLGA-2066 (R4)
Thermal Design Power (TDP)	100 Watt
Peripherals
PCIe configurations	Gen 3, 64 Lanes, (CPU only)	1x16, 1x8, 1x4
Max number of PCIe lanes		48
PCI Express revision		3.0
Security & Reliability
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Speed Shift technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)