AMD EPYC Embedded 3251 vs Intel Xeon 5120

Comparative analysis of AMD EPYC Embedded 3251 and Intel Xeon 5120 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 Embedded 3251

Intel Xeon 5120

Differences

Reasons to consider the AMD EPYC Embedded 3251

CPU is newer: launch date 11 year(s) 8 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
6 more cores, run more applications at once: 8 vs 2
Around 67% higher clock speed: 3.1 GHz vs 1.86 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 65 nm
Around 30% lower typical power consumption: 50 Watt vs 65 Watt
2.4x better performance in PassMark - Single thread mark: 1881 vs 770
9.4x better performance in PassMark - CPU mark: 13912 vs 1486

Specifications (specs)
Launch date	21 Feb 2018 vs June 2006
Unlocked	Unlocked vs Locked
Number of cores	8 vs 2
Maximum frequency	3.1 GHz vs 1.86 GHz
Manufacturing process technology	14 nm vs 65 nm
Thermal Design Power (TDP)	50 Watt vs 65 Watt
Benchmarks
PassMark - Single thread mark	1881 vs 770
PassMark - CPU mark	13912 vs 1486

Compare benchmarks

CPU 1: AMD EPYC Embedded 3251
CPU 2: Intel Xeon 5120

PassMark - Single thread mark

CPU 1

CPU 2

1881

770

PassMark - CPU mark

CPU 1

CPU 2

13912

1486

Name	AMD EPYC Embedded 3251	Intel Xeon 5120
PassMark - Single thread mark	1881	770
PassMark - CPU mark	13912	1486
Geekbench 4 - Single Core		3655
Geekbench 4 - Multi-Core		25615

Compare specifications (specs)

	AMD EPYC Embedded 3251	Intel Xeon 5120
Essentials
Architecture codename	Zen	Woodcrest
Launch date	21 Feb 2018	June 2006
Place in performance rating	1088	443
Vertical segment	Server	Server
Launch price (MSRP)		$45
Price now		$1,628.48
Processor Number		5120
Series		Legacy Intel® Xeon® Processors
Status		Discontinued
Value for money (0-100)		0.23
Performance
64 bit support
Base frequency	2.5 GHz	1.86 GHz
Die size	192 mm	143 mm2
L1 cache	768 KB
L2 cache	4 MB	4096 KB
L3 cache	16 MB
Manufacturing process technology	14 nm	65 nm
Maximum frequency	3.1 GHz	1.86 GHz
Number of cores	8	2
Number of threads	16
Transistor count	4800 million	291 million
Unlocked
Bus Speed		1066 MHz FSB
Maximum core temperature		65°C
VID voltage range		B2=1.0V-1.5V, G0=.85V-1.5V
Memory
ECC memory support
Max memory channels	2
Maximum memory bandwidth	39.74 GB/s
Maximum memory size	512 GB
Supported memory types	DDR4-2666	DDR2
Compatibility
Max number of CPUs in a configuration	1	1
Thermal Design Power (TDP)	50 Watt	65 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Scenario Design Power (SDP)		0 W
Sockets supported		LGA771
Peripherals
Integrated LAN
Max number of PCIe lanes	32
PCI Express revision	3.0
PCIe configurations	x16, x8, x4, x2
Total number of SATA ports	8
USB revision	3.0
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
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
FSB parity
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring