AMD EPYC 3451 vs Intel Xeon E7-4890 v2

Comparative analysis of AMD EPYC 3451 and Intel Xeon E7-4890 v2 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.

AMD EPYC 3451

Intel Xeon E7-4890 v2

Differences

Reasons to consider the AMD EPYC 3451

1 more cores, run more applications at once: 16 vs 15
2 more threads: 32 vs 30
Around 36% higher maximum core temperature: 105°C vs 77°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
Around 55% lower typical power consumption: 100 Watt vs 155 Watt

Number of cores	16 vs 15
Number of threads	32 vs 30
Maximum core temperature	105°C vs 77°C
Manufacturing process technology	14 nm vs 22 nm
Thermal Design Power (TDP)	100 Watt vs 155 Watt

Reasons to consider the Intel Xeon E7-4890 v2

Around 13% higher clock speed: 3.40 GHz vs 3 GHz
Around 5% better performance in PassMark - Single thread mark: 1790 vs 1700
Around 28% better performance in PassMark - CPU mark: 25055 vs 19532

Specifications (specs)
Maximum frequency	3.40 GHz vs 3 GHz
Max number of CPUs in a configuration	4 vs 1
Benchmarks
PassMark - Single thread mark	1790 vs 1700
PassMark - CPU mark	25055 vs 19532

Compare benchmarks

CPU 1: AMD EPYC 3451
CPU 2: Intel Xeon E7-4890 v2

PassMark - Single thread mark

CPU 1

CPU 2

1700

1790

PassMark - CPU mark

CPU 1

CPU 2

19532

25055

Name	AMD EPYC 3451	Intel Xeon E7-4890 v2
PassMark - Single thread mark	1700	1790
PassMark - CPU mark	19532	25055

Compare specifications (specs)

	AMD EPYC 3451	Intel Xeon E7-4890 v2
Essentials
Architecture codename	Zen (Snowy Owl)	Ivy Bridge
Launch date	21 Feb 2018	Q1'14
Place in performance rating	1186	1048
Processor Number		E7-4890V2
Series		Intel® Xeon® Processor E7 v2 Family
Status		Launched
Vertical segment		Server
Performance
Base frequency	2.15 GHz	2.80 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	22 nm
Maximum core temperature	105°C	77°C
Maximum frequency	3 GHz	3.40 GHz
Number of cores	16	15
Number of threads	32	30
Transistor count	4,800 million
Unlocked
64 bit support
Bus Speed		8 GT/s QPI
Number of QPI Links		3
Memory
ECC memory support
Supported memory types	DDR4-2666 MHz, Dual-channel	DDR3 1066/1333/1600
Max memory channels		4
Maximum memory bandwidth		85 GB/s
Maximum memory size		1.5 TB
Compatibility
Configurable TDP	80-100 W
Max number of CPUs in a configuration	1	4
Sockets supported	AMD BGA SP4r2	FCLGA2011
Thermal Design Power (TDP)	100 Watt	155 Watt
Low Halogen Options Available
Package Size		52mm x 45mm
Peripherals
PCIe configurations	Gen 3, 64 Lanes, (CPU only)	x4, x8, x16
Max number of PCIe lanes		32
PCI Express revision		3.0
Scalability		S4S
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Instruction Replay Technology
Intel® TSX-NI
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		46-bit
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)