AMD EPYC 7473X vs Intel Xeon E5-2643 v4

Comparative analysis of AMD EPYC 7473X and Intel Xeon E5-2643 v4 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 7473X

Intel Xeon E5-2643 v4

Differences

Reasons to consider the AMD EPYC 7473X

18 more cores, run more applications at once: 24 vs 6
36 more threads: 48 vs 12
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
4x better performance in PassMark - CPU mark: 81282 vs 20119

Specifications (specs)
Number of cores	24 vs 6
Number of threads	48 vs 12
Manufacturing process technology	7 nm vs 14 nm
Benchmarks
PassMark - CPU mark	81282 vs 20119

Reasons to consider the Intel Xeon E5-2643 v4

Around 78% lower typical power consumption: 135 Watt vs 240 Watt
Around 3% better performance in PassMark - Single thread mark: 2264 vs 2201

Specifications (specs)
Thermal Design Power (TDP)	135 Watt vs 240 Watt
Benchmarks
PassMark - Single thread mark	2264 vs 2201

Compare benchmarks

CPU 1: AMD EPYC 7473X
CPU 2: Intel Xeon E5-2643 v4

PassMark - Single thread mark

CPU 1

CPU 2

2201

2264

PassMark - CPU mark

CPU 1

CPU 2

81282

20119

Name	AMD EPYC 7473X	Intel Xeon E5-2643 v4
PassMark - Single thread mark	2201	2264
PassMark - CPU mark	81282	20119
Geekbench 4 - Single Core		3707
Geekbench 4 - Multi-Core		19860

Compare specifications (specs)

	AMD EPYC 7473X	Intel Xeon E5-2643 v4
Essentials
Architecture codename	Zen 3	Broadwell
Launch date	22 Mar 2022	Q1'16
Launch price (MSRP)	$3900
Place in performance rating	262	244
Processor Number		E5-2643V4
Series		Intel® Xeon® Processor E5 v4 Family
Status		Launched
Vertical segment		Server
Performance
Base frequency	2.8 GHz	3.40 GHz
Die size	81 mm²
L1 cache	1.5 MB
L2 cache	12 MB
L3 cache	768 MB
Manufacturing process technology	7 nm	14 nm
Maximum frequency	3.7 GHz	3.70 GHz
Number of cores	24	6
Number of threads	48	12
Transistor count	33200 million
Unlocked
64 bit support
Bus Speed		9.6 GT/s QPI
Maximum core temperature		75°C
Number of QPI Links		2
VID voltage range		0
Memory
ECC memory support
Max memory channels	8	4
Supported memory types	DDR4-3200	DDR4 1600/1866/2133/2400
Maximum memory bandwidth		76.8 GB/s
Maximum memory size		1.5 TB
Compatibility
Configurable TDP	225-280 Watt
Max number of CPUs in a configuration	2	2
Socket Count	SP3
Thermal Design Power (TDP)	240 Watt	135 Watt
Low Halogen Options Available
Package Size		45mm x 52.5mm
Sockets supported		FCLGA2011-3
Peripherals
Max number of PCIe lanes	128	40
PCI Express revision	4.0	3.0
PCIe configurations		x4, x8, x16
Scalability		2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
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® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
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)