AMD EPYC 7451 vs Intel Xeon E5-2450 v2

Comparative analysis of AMD EPYC 7451 and Intel Xeon E5-2450 v2 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Virtualization, Security & Reliability, Advanced Technologies. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD EPYC 7451

Intel Xeon E5-2450 v2

Differences

Reasons to consider the AMD EPYC 7451

CPU is newer: launch date 3 year(s) 9 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
16 more cores, run more applications at once: 24 vs 8
32 more threads: 48 vs 16
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
4.5x more L1 cache, more data can be stored in the L1 cache for quick access later
6x more L2 cache, more data can be stored in the L2 cache for quick access later
3.2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 17% better performance in PassMark - Single thread mark: 1931 vs 1655
3.1x better performance in PassMark - CPU mark: 52322 vs 17033

Specifications (specs)
Launch date	June 2017 vs September 2013
Unlocked	Unlocked vs Locked
Number of cores	24 vs 8
Number of threads	48 vs 16
Manufacturing process technology	14 nm vs 22 nm
L1 cache	96 KB (per core) vs 64 KB (per core)
L2 cache	512 KB (per core) vs 256 KB (per core)
L3 cache	64 MB vs 20480 KB (shared)
Benchmarks
PassMark - Single thread mark	1931 vs 1655
PassMark - CPU mark	52322 vs 17033

Reasons to consider the Intel Xeon E5-2450 v2

Around 3% higher clock speed: 3.30 GHz vs 3.2 GHz
Around 89% lower typical power consumption: 95 Watt vs 180 Watt

Maximum frequency	3.30 GHz vs 3.2 GHz
Thermal Design Power (TDP)	95 Watt vs 180 Watt

Compare benchmarks

CPU 1: AMD EPYC 7451
CPU 2: Intel Xeon E5-2450 v2

PassMark - Single thread mark

CPU 1

CPU 2

1931

1655

PassMark - CPU mark

CPU 1

CPU 2

52322

17033

Name	AMD EPYC 7451	Intel Xeon E5-2450 v2
PassMark - Single thread mark	1931	1655
PassMark - CPU mark	52322	17033
Geekbench 4 - Single Core		2856
Geekbench 4 - Multi-Core		17874

Compare specifications (specs)

	AMD EPYC 7451	Intel Xeon E5-2450 v2
Essentials
Architecture codename	Zen	Ivy Bridge EN
Family	AMD EPYC
Launch date	June 2017	September 2013
Place in performance rating	612	599
Series	AMD EPYC 7000 Series	Intel® Xeon® Processor E5 v2 Family
Vertical segment	Server	Server
Processor Number		E5-2450V2
Status		Launched
Performance
64 bit support
Base frequency	2.3 GHz	2.50 GHz
Die size	192 mm	160 mm
L1 cache	96 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	256 KB (per core)
L3 cache	64 MB	20480 KB (shared)
Manufacturing process technology	14 nm	22 nm
Maximum frequency	3.2 GHz	3.30 GHz
Number of cores	24	8
Number of threads	48	16
Transistor count	4800 million	1400 million
Unlocked
Bus Speed		8 GT/s QPI
Maximum core temperature		80°C
Number of QPI Links		1
VID voltage range		0.65-1.30V
Memory
Max memory channels	8	3
Maximum memory bandwidth	341 GB/s	38.4 GB/s
Supported memory frequency	2666 MHz
Supported memory types	DDR4	DDR3 800/1066/1333/1600
ECC memory support
Maximum memory size		384 GB
Compatibility
Max number of CPUs in a configuration	2	2
Socket Count	1P/2P
Sockets supported	TR4	FCLGA1356
Thermal Design Power (TDP)	180 Watt	95 Watt
Low Halogen Options Available
Package Size		45mm x 42.5mm
Peripherals
PCI Express revision	x128	3.0
Max number of PCIe lanes		24
PCIe configurations		x4, x8, x16
Scalability		2S Only
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)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		46-bit
Thermal Monitoring