Intel Xeon E3-1205 v6 vs AMD EPYC Embedded 3251

Comparative analysis of Intel Xeon E3-1205 v6 and AMD EPYC Embedded 3251 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.

Intel Xeon E3-1205 v6

AMD EPYC Embedded 3251

Differences

Reasons to consider the AMD EPYC Embedded 3251

CPU is newer: launch date 10 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
4 more cores, run more applications at once: 8 vs 4
12 more threads: 16 vs 4
Around 3% higher clock speed: 3.1 GHz vs 3.00 GHz
3x more L1 cache, more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later
2x more L3 cache, more data can be stored in the L3 cache for quick access later
8x more maximum memory size: 512 GB vs 64 GB
Around 30% lower typical power consumption: 50 Watt vs 65 Watt
2.4x better performance in PassMark - CPU mark: 13912 vs 5682

Specifications (specs)
Launch date	21 Feb 2018 vs 28 Mar 2017
Unlocked	Unlocked vs Locked
Number of cores	8 vs 4
Number of threads	16 vs 4
Maximum frequency	3.1 GHz vs 3.00 GHz
L1 cache	768 KB vs 256 KB
L2 cache	4 MB vs 1 MB
L3 cache	16 MB vs 8 MB
Maximum memory size	512 GB vs 64 GB
Thermal Design Power (TDP)	50 Watt vs 65 Watt
Benchmarks
PassMark - Single thread mark	1881 vs 1875
PassMark - CPU mark	13912 vs 5682

Compare benchmarks

CPU 1: Intel Xeon E3-1205 v6
CPU 2: AMD EPYC Embedded 3251

PassMark - Single thread mark

CPU 1

CPU 2

1875

1881

PassMark - CPU mark

CPU 1

CPU 2

5682

13912

Name	Intel Xeon E3-1205 v6	AMD EPYC Embedded 3251
PassMark - Single thread mark	1875	1881
PassMark - CPU mark	5682	13912

Compare specifications (specs)

	Intel Xeon E3-1205 v6	AMD EPYC Embedded 3251
Essentials
Architecture codename	Kaby Lake	Zen
Launch date	28 Mar 2017	21 Feb 2018
Launch price (MSRP)	$193
Place in performance rating	1237	1091
Processor Number	E3-1205V6
Series	Intel Xeon Processor E3 v6 Family
Status	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.00 GHz	2.5 GHz
Bus Speed	8 GT/s
L1 cache	256 KB	768 KB
L2 cache	1 MB	4 MB
L3 cache	8 MB	16 MB
Manufacturing process technology	14 nm	14 nm
Maximum frequency	3.00 GHz	3.1 GHz
Number of cores	4	8
Number of threads	4	16
VID voltage range	0.55V-1.52V
Die size		192 mm
Transistor count		4800 million
Unlocked
Memory
Max memory channels	2	2
Maximum memory bandwidth	37.5 GB/s	39.74 GB/s
Maximum memory size	64 GB	512 GB
Supported memory types	DDR4-2400, DDR3L-1866	DDR4-2666
ECC memory support
Graphics
Device ID	0x191D
Graphics base frequency	350 MHz
Graphics max dynamic frequency	1.00 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	1.7 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
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	FCLGA1151
Thermal Design Power (TDP)	65 Watt	50 Watt
Peripherals
Max number of PCIe lanes	16	32
PCI Express revision	3.0	3.0
PCIe configurations	1x16, 2x8, 1x8+2x4	x16, x8, x4, x2
Scalability	1S Only
Integrated LAN
Total number of SATA ports		8
USB revision		3.0
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® 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™)