Intel Xeon Silver 4214 vs AMD EPYC Embedded 3251

Comparative analysis of Intel Xeon Silver 4214 and AMD EPYC Embedded 3251 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.

Intel Xeon Silver 4214

AMD EPYC Embedded 3251

Differences

Reasons to consider the Intel Xeon Silver 4214

CPU is newer: launch date 1 year(s) 1 month(s) later
4 more cores, run more applications at once: 12 vs 8
8 more threads: 24 vs 16
Around 3% higher clock speed: 3.20 GHz vs 3.1 GHz
3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 3% more L3 cache; more data can be stored in the L3 cache for quick access later
2x more maximum memory size: 1 TB vs 512 GB
Around 87% better performance in PassMark - CPU mark: 26054 vs 13912

Specifications (specs)
Launch date	2 Apr 2019 vs 21 Feb 2018
Number of cores	12 vs 8
Number of threads	24 vs 16
Maximum frequency	3.20 GHz vs 3.1 GHz
L2 cache	12 MB vs 4 MB
L3 cache	16.5 MB vs 16 MB
Maximum memory size	1 TB vs 512 GB
Benchmarks
PassMark - CPU mark	26054 vs 13912

Reasons to consider the AMD EPYC Embedded 3251

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 70% lower typical power consumption: 50 Watt vs 85 Watt
Around 5% better performance in PassMark - Single thread mark: 1881 vs 1786

Specifications (specs)
Unlocked	Unlocked vs Locked
Thermal Design Power (TDP)	50 Watt vs 85 Watt
Benchmarks
PassMark - Single thread mark	1881 vs 1786

Compare benchmarks

CPU 1: Intel Xeon Silver 4214
CPU 2: AMD EPYC Embedded 3251

PassMark - Single thread mark

CPU 1

CPU 2

1786

1881

PassMark - CPU mark

CPU 1

CPU 2

26054

13912

Name	Intel Xeon Silver 4214	AMD EPYC Embedded 3251
PassMark - Single thread mark	1786	1881
PassMark - CPU mark	26054	13912

Compare specifications (specs)

	Intel Xeon Silver 4214	AMD EPYC Embedded 3251
Essentials
Architecture codename	Cascade Lake	Zen
Launch date	2 Apr 2019	21 Feb 2018
Launch price (MSRP)	$694-704
Place in performance rating	941	1083
Processor Number	4214
Vertical segment	Server	Server
Performance
Base frequency	2.20 GHz	2.5 GHz
L1 cache	768 KB	768 KB
L2 cache	12 MB	4 MB
L3 cache	16.5 MB	16 MB
Manufacturing process technology	14 nm	14 nm
Maximum case temperature (TCase)	77 °C
Maximum frequency	3.20 GHz	3.1 GHz
Number of cores	12	8
Number of threads	24	16
Number of Ultra Path Interconnect (UPI) Links	2
64 bit support
Die size		192 mm
Transistor count		4800 million
Unlocked
Memory
ECC memory support
Max memory channels	6	2
Maximum memory size	1 TB	512 GB
Supported memory frequency	2400 MHz
Supported memory types	DDR4-2400	DDR4-2666
Maximum memory bandwidth		39.74 GB/s
Compatibility
Sockets supported	FCLGA3647
Thermal Design Power (TDP)	85 Watt	50 Watt
Max number of CPUs in a configuration		1
Peripherals
Max number of PCIe lanes	48	32
PCI Express revision	3.0	3.0
Scalability	2S
Integrated LAN
PCIe configurations		x16, x8, x4, x2
Total number of SATA ports		8
USB revision		3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Speed Shift technology
Turbo Boost Max 3.0
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™)