Intel Xeon E3-1275 v6 vs AMD EPYC 7551P

Comparative analysis of Intel Xeon E3-1275 v6 and AMD EPYC 7551P processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, 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 E3-1275 v6

AMD EPYC 7551P

Differences

Reasons to consider the Intel Xeon E3-1275 v6

Around 40% higher clock speed: 4.20 GHz vs 3 GHz
2.5x lower typical power consumption: 73 Watt vs 180 Watt
Around 43% better performance in PassMark - Single thread mark: 2546 vs 1780
Around 81% better performance in Geekbench 4 - Single Core: 1103 vs 609

Specifications (specs)
Maximum frequency	4.20 GHz vs 3 GHz
Thermal Design Power (TDP)	73 Watt vs 180 Watt
Benchmarks
PassMark - Single thread mark	2546 vs 1780
Geekbench 4 - Single Core	1103 vs 609

Reasons to consider the AMD EPYC 7551P

Processor is unlocked, an unlocked multiplier allows for easier overclocking
28 more cores, run more applications at once: 32 vs 4
56 more threads: 64 vs 8
4.1x better performance in PassMark - CPU mark: 38362 vs 9254
Around 57% better performance in Geekbench 4 - Multi-Core: 6648 vs 4237

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	32 vs 4
Number of threads	64 vs 8
Benchmarks
PassMark - CPU mark	38362 vs 9254
Geekbench 4 - Multi-Core	6648 vs 4237

Compare benchmarks

CPU 1: Intel Xeon E3-1275 v6
CPU 2: AMD EPYC 7551P

PassMark - Single thread mark

CPU 1

CPU 2

2546

1780

PassMark - CPU mark

CPU 1

CPU 2

9254

38362

Geekbench 4 - Single Core

CPU 1

CPU 2

1103

609

Geekbench 4 - Multi-Core

CPU 1

CPU 2

4237

6648

Name	Intel Xeon E3-1275 v6	AMD EPYC 7551P
PassMark - Single thread mark	2546	1780
PassMark - CPU mark	9254	38362
Geekbench 4 - Single Core	1103	609
Geekbench 4 - Multi-Core	4237	6648

Compare specifications (specs)

	Intel Xeon E3-1275 v6	AMD EPYC 7551P
Essentials
Architecture codename	Kaby Lake	Zen
Launch date	Q1'17	June 2017
Place in performance rating	1146	1147
Processor Number	E3-1275V6
Series	Intel® Xeon® Processor E3 v6 Family	AMD EPYC 7000 Series
Status	Launched
Vertical segment	Server	Server
Family		AMD EPYC
Performance
64 bit support
Base frequency	3.80 GHz	2 GHz
Bus Speed	8 GT/s DMI3
Manufacturing process technology	14 nm	14 nm
Maximum frequency	4.20 GHz	3 GHz
Number of cores	4	32
Number of threads	8	64
VID voltage range	0.55V-1.52V
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	37.5 GB/s	341 GB/s
Maximum memory size	64 GB
Supported memory types	DDR4-2400, DDR3L-1866	DDR4
Supported memory frequency		2666 MHz
Graphics
Device ID	0x591D
Graphics base frequency	350 MHz
Graphics max dynamic frequency	1.15 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	64 GB
Processor graphics	Intel® HD Graphics P630
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported	3
Graphics image quality
4K resolution support
Max resolution over DisplayPort	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz
Max resolution over HDMI 1.4	4096x2160@24Hz
Graphics API support
DirectX	12
OpenGL	4.4
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	FCLGA1151	TR4
Thermal Design Power (TDP)	73 Watt	180 Watt
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
Execute Disable Bit (EDB)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
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® Hyper-Threading technology
Intel® Optane™ Memory Supported
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™)