AMD EPYC 7351P vs Intel Xeon L5520

Comparative analysis of AMD EPYC 7351P and Intel Xeon L5520 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 7351P

Intel Xeon L5520

Differences

Reasons to consider the AMD EPYC 7351P

CPU is newer: launch date 8 year(s) 3 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
12 more cores, run more applications at once: 16 vs 4
24 more threads: 32 vs 8
Around 17% higher clock speed: 2.9 GHz vs 2.48 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 45 nm
6x more L1 cache, more data can be stored in the L1 cache for quick access later
8x more L2 cache, more data can be stored in the L2 cache for quick access later
8x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 85% better performance in PassMark - Single thread mark: 1788 vs 969
5.6x better performance in PassMark - CPU mark: 25657 vs 4561

Specifications (specs)
Launch date	June 2017 vs March 2009
Unlocked	Unlocked vs Locked
Number of cores	16 vs 4
Number of threads	32 vs 8
Maximum frequency	2.9 GHz vs 2.48 GHz
Manufacturing process technology	14 nm vs 45 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 8192 KB (shared)
Benchmarks
PassMark - Single thread mark	1788 vs 969
PassMark - CPU mark	25657 vs 4561

Reasons to consider the Intel Xeon L5520

2.8x lower typical power consumption: 60 Watt vs 155/170 Watt
2.9x better performance in Geekbench 4 - Single Core: 2032 vs 708
Around 32% better performance in Geekbench 4 - Multi-Core: 6619 vs 5027

Specifications (specs)
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	60 Watt vs 155/170 Watt
Benchmarks
Geekbench 4 - Single Core	2032 vs 708
Geekbench 4 - Multi-Core	6619 vs 5027

Compare benchmarks

CPU 1: AMD EPYC 7351P
CPU 2: Intel Xeon L5520

PassMark - Single thread mark

CPU 1

CPU 2

1788

969

PassMark - CPU mark

CPU 1

CPU 2

25657

4561

Geekbench 4 - Single Core

CPU 1

CPU 2

708

2032

Geekbench 4 - Multi-Core

CPU 1

CPU 2

5027

6619

Name	AMD EPYC 7351P	Intel Xeon L5520
PassMark - Single thread mark	1788	969
PassMark - CPU mark	25657	4561
Geekbench 4 - Single Core	708	2032
Geekbench 4 - Multi-Core	5027	6619

Compare specifications (specs)

	AMD EPYC 7351P	Intel Xeon L5520
Essentials
Architecture codename	Zen	Nehalem EP
Family	AMD EPYC
Launch date	June 2017	March 2009
Place in performance rating	1326	1359
Price now	$838.77	$12.92
Series	AMD EPYC 7000 Series	Legacy Intel® Xeon® Processors
Value for money (0-100)	5.56	100.00
Vertical segment	Server	Server
Launch price (MSRP)		$100
Processor Number		L5520
Status		Launched
Performance
64 bit support
Base frequency	2.4 GHz	2.26 GHz
Die size	192 mm	263 mm2
L1 cache	96 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	256 KB (per core)
L3 cache	64 MB	8192 KB (shared)
Manufacturing process technology	14 nm	45 nm
Maximum frequency	2.9 GHz	2.48 GHz
Number of cores	16	4
Number of threads	32	8
Transistor count	4800 million	731 million
Unlocked
Bus Speed		5.86 GT/s QPI
Maximum core temperature		70°C
Number of QPI Links		2
VID voltage range		0.75V -1.35V
Memory
Max memory channels	8	3
Maximum memory bandwidth	307/341 GB/s	25.6 GB/s
Supported memory frequency	2400/2666 MHz
Supported memory types	DDR4	DDR3 800/1066
ECC memory support
Maximum memory size		144 GB
Compatibility
Max number of CPUs in a configuration	1	2
Socket Count	1P
Sockets supported	TR4	FCLGA1366
Thermal Design Power (TDP)	155/170 Watt	60 Watt
Low Halogen Options Available
Package Size		42.5mm x 45mm
Peripherals
PCI Express revision	x128
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® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		40-bit