Intel Xeon D-1718T vs AMD EPYC Embedded 3251

Comparative analysis of Intel Xeon D-1718T 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 D-1718T

AMD EPYC Embedded 3251

Differences

Reasons to consider the Intel Xeon D-1718T

Around 13% higher clock speed: 3.50 GHz vs 3.1 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 14 nm
2.5x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 9% lower typical power consumption: 46 Watt vs 50 Watt
Around 22% better performance in PassMark - Single thread mark: 2297 vs 1881

Specifications (specs)
Maximum frequency	3.50 GHz vs 3.1 GHz
Manufacturing process technology	10 nm vs 14 nm
L2 cache	10 MB vs 4 MB
Thermal Design Power (TDP)	46 Watt vs 50 Watt
Benchmarks
PassMark - Single thread mark	2297 vs 1881

Reasons to consider the AMD EPYC Embedded 3251

Processor is unlocked, an unlocked multiplier allows for easier overclocking
4 more cores, run more applications at once: 8 vs 4
8 more threads: 16 vs 8
2x more maximum memory size: 512 GB vs 256 GB
Around 43% better performance in PassMark - CPU mark: 13912 vs 9713

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	8 vs 4
Number of threads	16 vs 8
Maximum memory size	512 GB vs 256 GB
Benchmarks
PassMark - CPU mark	13912 vs 9713

Compare benchmarks

CPU 1: Intel Xeon D-1718T
CPU 2: AMD EPYC Embedded 3251

PassMark - Single thread mark

CPU 1

CPU 2

2297

1881

PassMark - CPU mark

CPU 1

CPU 2

9713

13912

Name	Intel Xeon D-1718T	AMD EPYC Embedded 3251
PassMark - Single thread mark	2297	1881
PassMark - CPU mark	9713	13912

Compare specifications (specs)

	Intel Xeon D-1718T	AMD EPYC Embedded 3251
Essentials
Architecture codename	Ice Lake	Zen
Launch date	Q1'22	21 Feb 2018
Launch price (MSRP)	$314
Place in performance rating	935	1083
Processor Number	D-1718T
Series	Intel Xeon D Processor
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.60 GHz	2.5 GHz
L2 cache	10 MB	4 MB
Manufacturing process technology	10 nm	14 nm
Maximum frequency	3.50 GHz	3.1 GHz
Number of cores	4	8
Number of threads	8	16
Die size		192 mm
L1 cache		768 KB
L3 cache		16 MB
Transistor count		4800 million
Unlocked
Memory
Maximum memory size	256 GB	512 GB
Supported memory frequency	2933 MHz
Supported memory types	DDR4	DDR4-2666
ECC memory support
Max memory channels		2
Maximum memory bandwidth		39.74 GB/s
Compatibility
Package Size	45mm x 45mm
Sockets supported	FCBGA2227
Thermal Design Power (TDP)	46 Watt	50 Watt
Max number of CPUs in a configuration		1
Peripherals
Integrated LAN
Max number of PCIe lanes	16	32
Max number of SATA 6 Gb/s Ports	24
Number of USB ports	4
PCI Express revision	4.0	3.0
Scalability	1S Only
USB revision	3.0	3.0
PCIe configurations		x16, x8, x4, x2
Total number of SATA ports		8
Security & Reliability
Execute Disable Bit (EDB)
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel AVX-512
Integrated Intel® QuickAssist Technology
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Number of AVX-512 FMA Units	1
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
AMD Virtualization (AMD-V™)