AMD EPYC 7351P vs Intel Xeon E3-1275

Comparative analysis of AMD EPYC 7351P and Intel Xeon E3-1275 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Virtualization, Graphics, Graphics interfaces, 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 E3-1275

Differences

Reasons to consider the AMD EPYC 7351P

CPU is newer: launch date 6 year(s) 2 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
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 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 1% better performance in PassMark - Single thread mark: 1789 vs 1779
4.7x better performance in PassMark - CPU mark: 26042 vs 5504

Specifications (specs)
Launch date	June 2017 vs April 2011
Unlocked	Unlocked vs Locked
Number of cores	16 vs 4
Number of threads	32 vs 8
Manufacturing process technology	14 nm vs 32 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	1789 vs 1779
PassMark - CPU mark	26042 vs 5504

Reasons to consider the Intel Xeon E3-1275

Around 31% higher clock speed: 3.80 GHz vs 2.9 GHz
Around 79% lower typical power consumption: 95 Watt vs 155/170 Watt

Maximum frequency	3.80 GHz vs 2.9 GHz
Thermal Design Power (TDP)	95 Watt vs 155/170 Watt

Compare benchmarks

CPU 1: AMD EPYC 7351P
CPU 2: Intel Xeon E3-1275

PassMark - Single thread mark

CPU 1

CPU 2

1789

1779

PassMark - CPU mark

CPU 1

CPU 2

26042

5504

Name	AMD EPYC 7351P	Intel Xeon E3-1275
PassMark - Single thread mark	1789	1779
PassMark - CPU mark	26042	5504
Geekbench 4 - Single Core	708
Geekbench 4 - Multi-Core	5027

Compare specifications (specs)

	AMD EPYC 7351P	Intel Xeon E3-1275
Essentials
Architecture codename	Zen	Sandy Bridge
Family	AMD EPYC
Launch date	June 2017	April 2011
Place in performance rating	1451	1415
Price now	$838.77	$304
Series	AMD EPYC 7000 Series	Intel® Xeon® Processor E3 Family
Value for money (0-100)	5.56	8.09
Vertical segment	Server	Server
Launch price (MSRP)		$450
Processor Number		E3-1275
Status		Discontinued
Performance
64 bit support
Base frequency	2.4 GHz	3.40 GHz
Die size	192 mm	216 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	8192 KB (shared)
Manufacturing process technology	14 nm	32 nm
Maximum frequency	2.9 GHz	3.80 GHz
Number of cores	16	4
Number of threads	32	8
Transistor count	4800 million	1160 million
Unlocked
Bus Speed		5 GT/s DMI
Maximum core temperature		72.6°C
Memory
Max memory channels	8	2
Maximum memory bandwidth	307/341 GB/s	21 GB/s
Supported memory frequency	2400/2666 MHz
Supported memory types	DDR4	DDR3 1066/1333
ECC memory support
Maximum memory size		32 GB
Compatibility
Max number of CPUs in a configuration	1	1
Socket Count	1P
Sockets supported	TR4	LGA1155
Thermal Design Power (TDP)	155/170 Watt	95 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Peripherals
PCI Express revision	x128	2.0
Max number of PCIe lanes		20
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)
Graphics
Graphics base frequency		850 MHz
Graphics max dynamic frequency		1.35 GHz
Graphics max frequency		1.35 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics		Intel HD Graphics P3000
Graphics interfaces
Number of displays supported		2
Wireless Display (WiDi) support
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring