AMD EPYC 7642 vs Intel Xeon E5-2695 v4

Comparative analysis of AMD EPYC 7642 and Intel Xeon E5-2695 v4 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 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 7642

Intel Xeon E5-2695 v4

Differences

Reasons to consider the AMD EPYC 7642

Processor is unlocked, an unlocked multiplier allows for easier overclocking
30 more cores, run more applications at once: 48 vs 18
60 more threads: 96 vs 36
Around 3% higher clock speed: 3.4 GHz vs 3.30 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
2.7x more maximum memory size: 4 TB vs 1.5 TB
Around 12% better performance in PassMark - Single thread mark: 2140 vs 1915
2.7x better performance in PassMark - CPU mark: 94050 vs 35277

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	48 vs 18
Number of threads	96 vs 36
Maximum frequency	3.4 GHz vs 3.30 GHz
Manufacturing process technology	7 nm vs 14 nm
Maximum memory size	4 TB vs 1.5 TB
Benchmarks
PassMark - Single thread mark	2140 vs 1915
PassMark - CPU mark	94050 vs 35277

Reasons to consider the Intel Xeon E5-2695 v4

Around 88% lower typical power consumption: 120 Watt vs 225 Watt

Thermal Design Power (TDP)	120 Watt vs 225 Watt

Compare benchmarks

CPU 1: AMD EPYC 7642
CPU 2: Intel Xeon E5-2695 v4

PassMark - Single thread mark

CPU 1

CPU 2

2140

1915

PassMark - CPU mark

CPU 1

CPU 2

94050

35277

Name	AMD EPYC 7642	Intel Xeon E5-2695 v4
PassMark - Single thread mark	2140	1915
PassMark - CPU mark	94050	35277
Geekbench 4 - Single Core		3294
Geekbench 4 - Multi-Core		29615
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		52.064
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		403.17
CompuBench 1.5 Desktop - T-Rex (Frames/s)		2.65
CompuBench 1.5 Desktop - Video Composition (Frames/s)		16.165
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		162.162

Compare specifications (specs)

	AMD EPYC 7642	Intel Xeon E5-2695 v4
Essentials
Architecture codename	Zen 2	Broadwell
Launch date	7 Aug 2019	Q1'16
Place in performance rating	112	106
Vertical segment	Server	Server
Processor Number		E5-2695V4
Series		Intel® Xeon® Processor E5 v4 Family
Status		Launched
Performance
Base frequency	2.4 GHz	2.10 GHz
L1 cache	4.5 MB
L2 cache	24 MB
L3 cache	256 MB
Manufacturing process technology	7 nm	14 nm
Maximum frequency	3.4 GHz	3.30 GHz
Number of cores	48	18
Number of threads	96	36
Unlocked
64 bit support
Bus Speed		9.6 GT/s QPI
Maximum core temperature		84°C
Number of QPI Links		2
VID voltage range		0
Memory
ECC memory support
Max memory channels	8	4
Maximum memory bandwidth	190.7 GB/s	76.8 GB/s
Maximum memory size	4 TB	1.5 TB
Supported memory types	DDR4-3200	DDR4 1600/1866/2133/2400
Compatibility
Max number of CPUs in a configuration	2	2
Sockets supported	SP3	FCLGA2011-3
Thermal Design Power (TDP)	225 Watt	120 Watt
Low Halogen Options Available
Package Size		45mm x 52.5mm
Peripherals
Max number of PCIe lanes	128	40
PCI Express revision	4.0	3.0
PCIe configurations	x16, x8	x4, x8, x16
Scalability		2S
Advanced Technologies
AMD SenseMI
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® AVX2
Intel 64
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
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)