Intel Xeon E5-4667 v3 vs AMD EPYC 7451

Comparative analysis of Intel Xeon E5-4667 v3 and AMD EPYC 7451 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon E5-4667 v3

AMD EPYC 7451

Differences

Reasons to consider the Intel Xeon E5-4667 v3

Around 33% lower typical power consumption: 135 Watt vs 180 Watt

Max number of CPUs in a configuration	4 vs 2
Thermal Design Power (TDP)	135 Watt vs 180 Watt

Reasons to consider the AMD EPYC 7451

Processor is unlocked, an unlocked multiplier allows for easier overclocking
8 more cores, run more applications at once: 24 vs 16
16 more threads: 48 vs 32
Around 10% higher clock speed: 3.2 GHz vs 2.90 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
Around 33% better performance in PassMark - Single thread mark: 1948 vs 1461
3.4x better performance in PassMark - CPU mark: 51778 vs 15397

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	24 vs 16
Number of threads	48 vs 32
Maximum frequency	3.2 GHz vs 2.90 GHz
Manufacturing process technology	14 nm vs 22 nm
Benchmarks
PassMark - Single thread mark	1948 vs 1461
PassMark - CPU mark	51778 vs 15397

Compare benchmarks

CPU 1: Intel Xeon E5-4667 v3
CPU 2: AMD EPYC 7451

PassMark - Single thread mark

CPU 1

CPU 2

1461

1948

PassMark - CPU mark

CPU 1

CPU 2

15397

51778

Name	Intel Xeon E5-4667 v3	AMD EPYC 7451
Geekbench 4 - Single Core	2895
Geekbench 4 - Multi-Core	20597
PassMark - Single thread mark	1461	1948
PassMark - CPU mark	15397	51778

Compare specifications (specs)

	Intel Xeon E5-4667 v3	AMD EPYC 7451
Essentials
Architecture codename	Haswell	Zen
Launch date	Q2'15	June 2017
Place in performance rating	492	519
Processor Number	E5-4667V3
Series	Intel® Xeon® Processor E5 v3 Family	AMD EPYC 7000 Series
Status	Launched
Vertical segment	Server	Server
Family		AMD EPYC
Performance
64 bit support
Base frequency	2.00 GHz	2.3 GHz
Bus Speed	9.6 GT/s QPI
Manufacturing process technology	22 nm	14 nm
Maximum core temperature	87.6°C
Maximum frequency	2.90 GHz	3.2 GHz
Number of cores	16	24
Number of QPI Links	2
Number of threads	32	48
Die size		192 mm
L1 cache		96 KB (per core)
L2 cache		512 KB (per core)
L3 cache		64 MB
Transistor count		4800 million
Unlocked
Memory
Max memory channels	4	8
Maximum memory bandwidth	68 GB/s	341 GB/s
Maximum memory size	768 GB
Supported memory types	DDR4	DDR4
Supported memory frequency		2666 MHz
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	2
Package Size	52.5mm x 51mm
Sockets supported	FCLGA2011-3	TR4
Thermal Design Power (TDP)	135 Watt	180 Watt
Socket Count		1P/2P
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0	x128
PCIe configurations	x4, x8, x16
Scalability	4S
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® AVX2
Intel 64
Intel® AES New Instructions
Intel® Flex Memory Access
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)
AMD Virtualization (AMD-V™)