Intel Xeon D-1518 vs Intel Xeon W-2125

Comparative analysis of Intel Xeon D-1518 and Intel Xeon W-2125 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 D-1518

Intel Xeon W-2125

Differences

Reasons to consider the Intel Xeon D-1518

3.4x lower typical power consumption: 35 Watt vs 120 Watt
2x better performance in Geekbench 4 - Single Core: 2123 vs 1056
Around 71% better performance in Geekbench 4 - Multi-Core: 7908 vs 4624

Specifications (specs)
Thermal Design Power (TDP)	35 Watt vs 120 Watt
Benchmarks
Geekbench 4 - Single Core	2123 vs 1056
Geekbench 4 - Multi-Core	7908 vs 4624

Reasons to consider the Intel Xeon W-2125

Around 105% higher clock speed: 4.50 GHz vs 2.20 GHz
4x more maximum memory size: 512 GB vs 128 GB
Around 88% better performance in PassMark - Single thread mark: 2563 vs 1364
2.2x better performance in PassMark - CPU mark: 10038 vs 4532

Specifications (specs)
Maximum frequency	4.50 GHz vs 2.20 GHz
Maximum memory size	512 GB vs 128 GB
Benchmarks
PassMark - Single thread mark	2563 vs 1364
PassMark - CPU mark	10038 vs 4532

Compare benchmarks

CPU 1: Intel Xeon D-1518
CPU 2: Intel Xeon W-2125

PassMark - Single thread mark

CPU 1

CPU 2

1364

2563

PassMark - CPU mark

CPU 1

CPU 2

4532

10038

Geekbench 4 - Single Core

CPU 1

CPU 2

2123

1056

Geekbench 4 - Multi-Core

CPU 1

CPU 2

7908

4624

Name	Intel Xeon D-1518	Intel Xeon W-2125
PassMark - Single thread mark	1364	2563
PassMark - CPU mark	4532	10038
Geekbench 4 - Single Core	2123	1056
Geekbench 4 - Multi-Core	7908	4624

Compare specifications (specs)

	Intel Xeon D-1518	Intel Xeon W-2125
Essentials
Architecture codename	Broadwell	Skylake
Launch date	Q4'15	Q3'17
Place in performance rating	1207	1218
Processor Number	D-1518	W-2125
Series	Intel® Xeon® D Processor	Intel® Xeon® W Processor
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.20 GHz	4.00 GHz
Manufacturing process technology	14 nm	14 nm
Maximum frequency	2.20 GHz	4.50 GHz
Number of cores	4	4
Number of threads	8	8
Bus Speed		0 GT/s QPI
Maximum core temperature		64
Number of QPI Links		0
Number of Ultra Path Interconnect (UPI) Links		0
Memory
Max memory channels	2	4
Maximum memory size	128 GB	512 GB
Supported memory frequency	2133 MHz
Supported memory types	DDR4, DDR3	DDR4 1600/1866/2133/2400/2666
Maximum memory bandwidth		85.3 GB/s
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	45mm x 52.5mm
Sockets supported	FCBGA1667	FCLGA2066
Thermal Design Power (TDP)	35 Watt	120 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	32	48
Number of USB ports	8
PCI Express revision	2.0/3.0	3.0
PCIe configurations	x4 x8 x16	x4, x8, x16
Scalability	1S Only	1S Only
Total number of SATA ports	6
UART
USB revision	2.0/3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
General-Purpose Input/Output (GPIO)
Idle States
Instruction set extensions	Intel® AVX2	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Thermal Monitoring
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Optane™ Memory Supported
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Number of AVX-512 FMA Units		2
Physical Address Extensions (PAE)		46-bit
Speed Shift technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)