Intel Xeon Silver 4208 vs Intel Xeon D-1518

Comparative analysis of Intel Xeon Silver 4208 and Intel Xeon D-1518 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon Silver 4208

Intel Xeon D-1518

Differences

Reasons to consider the Intel Xeon Silver 4208

4 more cores, run more applications at once: 8 vs 4
8 more threads: 16 vs 8
Around 45% higher clock speed: 3.20 GHz vs 2.20 GHz
8x more maximum memory size: 1 TB vs 128 GB
Around 27% better performance in PassMark - Single thread mark: 1739 vs 1370
4x better performance in PassMark - CPU mark: 18200 vs 4562

Specifications (specs)
Number of cores	8 vs 4
Number of threads	16 vs 8
Maximum frequency	3.20 GHz vs 2.20 GHz
Maximum memory size	1 TB vs 128 GB
Benchmarks
PassMark - Single thread mark	1739 vs 1370
PassMark - CPU mark	18200 vs 4562

Reasons to consider the Intel Xeon D-1518

2.4x lower typical power consumption: 35 Watt vs 85 Watt

Thermal Design Power (TDP)	35 Watt vs 85 Watt

Compare benchmarks

CPU 1: Intel Xeon Silver 4208
CPU 2: Intel Xeon D-1518

PassMark - Single thread mark

CPU 1

CPU 2

1739

1370

PassMark - CPU mark

CPU 1

CPU 2

18200

4562

Name	Intel Xeon Silver 4208	Intel Xeon D-1518
PassMark - Single thread mark	1739	1370
PassMark - CPU mark	18200	4562
Geekbench 4 - Single Core		2123
Geekbench 4 - Multi-Core		7908

Compare specifications (specs)

	Intel Xeon Silver 4208	Intel Xeon D-1518
Essentials
Architecture codename	Cascade Lake	Broadwell
Family	Xeon Silver
Launch date	2 April 2019	Q4'15
Launch price (MSRP)	$417
Place in performance rating	1213	1205
Processor Number	4208	D-1518
Series	4200	Intel® Xeon® D Processor
Vertical segment	Server	Server
Status		Launched
Performance
64 bit support
Base frequency	2.10 GHz	2.20 GHz
L1 cache	512 KB
L2 cache	8 MB
L3 cache	11 MB
Manufacturing process technology	14 nm	14 nm
Maximum case temperature (TCase)	78 °C
Maximum frequency	3.20 GHz	2.20 GHz
Number of cores	8	4
Number of threads	16	8
Number of Ultra Path Interconnect (UPI) Links	2
Unlocked
Memory
ECC memory support
Max memory channels	6	2
Maximum memory bandwidth	107.3 GB/s
Maximum memory size	1 TB	128 GB
Supported memory frequency	2400 MHz	2133 MHz
Supported memory types	DDR4-2400	DDR4, DDR3
Compatibility
Sockets supported	FCLGA3647	FCBGA1667
Thermal Design Power (TDP)	85 Watt	35 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Package Size		37.5mm x 37.5mm
Peripherals
Max number of PCIe lanes	48	32
PCI Express revision	3.0	2.0/3.0
Scalability	2S	1S Only
Integrated LAN
Number of USB ports		8
PCIe configurations		x4 x8 x16
Total number of SATA ports		6
UART
USB revision		2.0/3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Intel® OS Guard
Intel® Secure Key technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Speed Shift technology
Turbo Boost Max 3.0
General-Purpose Input/Output (GPIO)
Idle States
Instruction set extensions		Intel® AVX2
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)