Intel Xeon E3-1281 v3 vs AMD EPYC 7351P

Comparative analysis of Intel Xeon E3-1281 v3 and AMD EPYC 7351P 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.

Intel Xeon E3-1281 v3

AMD EPYC 7351P

Differences

Reasons to consider the Intel Xeon E3-1281 v3

Around 41% higher clock speed: 4.10 GHz vs 2.9 GHz
2.1x lower typical power consumption: 82 Watt vs 155/170 Watt
Around 30% better performance in PassMark - Single thread mark: 2333 vs 1788
Around 42% better performance in Geekbench 4 - Single Core: 1005 vs 708

Specifications (specs)
Maximum frequency	4.10 GHz vs 2.9 GHz
Thermal Design Power (TDP)	82 Watt vs 155/170 Watt
Benchmarks
PassMark - Single thread mark	2333 vs 1788
Geekbench 4 - Single Core	1005 vs 708

Reasons to consider the AMD EPYC 7351P

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
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
3.4x better performance in PassMark - CPU mark: 25657 vs 7483
Around 40% better performance in Geekbench 4 - Multi-Core: 5027 vs 3597

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	16 vs 4
Number of threads	32 vs 8
Manufacturing process technology	14 nm vs 22 nm
Benchmarks
PassMark - CPU mark	25657 vs 7483
Geekbench 4 - Multi-Core	5027 vs 3597

Compare benchmarks

CPU 1: Intel Xeon E3-1281 v3
CPU 2: AMD EPYC 7351P

PassMark - Single thread mark

CPU 1

CPU 2

2333

1788

PassMark - CPU mark

CPU 1

CPU 2

7483

25657

Geekbench 4 - Single Core

CPU 1

CPU 2

1005

708

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3597

5027

Name	Intel Xeon E3-1281 v3	AMD EPYC 7351P
PassMark - Single thread mark	2333	1788
PassMark - CPU mark	7483	25657
Geekbench 4 - Single Core	1005	708
Geekbench 4 - Multi-Core	3597	5027

Compare specifications (specs)

	Intel Xeon E3-1281 v3	AMD EPYC 7351P
Essentials
Architecture codename	Haswell	Zen
Launch date	Q2'14	June 2017
Place in performance rating	1372	1409
Processor Number	E3-1281V3
Series	Intel® Xeon® Processor E3 v3 Family	AMD EPYC 7000 Series
Status	Launched
Vertical segment	Server	Server
Family		AMD EPYC
Price now		$838.77
Value for money (0-100)		5.56
Performance
64 bit support
Base frequency	3.70 GHz	2.4 GHz
Bus Speed	5 GT/s DMI2
Manufacturing process technology	22 nm	14 nm
Maximum frequency	4.10 GHz	2.9 GHz
Number of cores	4	16
Number of QPI Links	0
Number of threads	8	32
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	2	8
Maximum memory bandwidth	25.6 GB/s	307/341 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3 and DDR3L 1333/1600 at 1.5V	DDR4
Supported memory frequency		2400/2666 MHz
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	FCLGA1150	TR4
Thermal Design Power (TDP)	82 Watt	155/170 Watt
Thermal Solution	PCG 2013D
Socket Count		1P
Peripherals
Max number of PCIe lanes	16
PCI Express revision	3.0	x128
PCIe configurations	1x16, 2x8, 1x8/2x4
Scalability	1S Only
Security & Reliability
Anti-Theft technology
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® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
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™)