Intel Xeon D-2166NT vs Intel Xeon W-2125

Comparative analysis of Intel Xeon D-2166NT 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-2166NT

Intel Xeon W-2125

Differences

Reasons to consider the Intel Xeon D-2166NT

8 more cores, run more applications at once: 12 vs 4
16 more threads: 24 vs 8
Around 41% lower typical power consumption: 85 Watt vs 120 Watt
Around 50% better performance in PassMark - CPU mark: 15105 vs 10054

Specifications (specs)
Number of cores	12 vs 4
Number of threads	24 vs 8
Thermal Design Power (TDP)	85 Watt vs 120 Watt
Benchmarks
PassMark - CPU mark	15105 vs 10054

Reasons to consider the Intel Xeon W-2125

Around 50% higher clock speed: 4.50 GHz vs 3.00 GHz
Around 46% better performance in PassMark - Single thread mark: 2564 vs 1751

Specifications (specs)
Maximum frequency	4.50 GHz vs 3.00 GHz
Benchmarks
PassMark - Single thread mark	2564 vs 1751

Compare benchmarks

CPU 1: Intel Xeon D-2166NT
CPU 2: Intel Xeon W-2125

PassMark - Single thread mark

CPU 1

CPU 2

1751

2564

PassMark - CPU mark

CPU 1

CPU 2

15105

10054

Name	Intel Xeon D-2166NT	Intel Xeon W-2125
PassMark - Single thread mark	1751	2564
PassMark - CPU mark	15105	10054
Geekbench 4 - Single Core		1056
Geekbench 4 - Multi-Core		4624

Compare specifications (specs)

	Intel Xeon D-2166NT	Intel Xeon W-2125
Essentials
Architecture codename	Skylake	Skylake
Launch date	Q1'18	Q3'17
Place in performance rating	1222	1216
Processor Number	D-2166NT	W-2125
Series	Intel® Xeon® D Processor	Intel® Xeon® W Processor
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.00 GHz	4.00 GHz
Manufacturing process technology	14 nm	14 nm
Maximum frequency	3.00 GHz	4.50 GHz
Number of cores	12	4
Number of threads	24	8
Number of Ultra Path Interconnect (UPI) Links	0	0
Bus Speed		0 GT/s QPI
Maximum core temperature		64
Number of QPI Links		0
Memory
Max memory channels	4	4
Maximum memory size	512 GB	512 GB
Supported memory frequency	2133 MHz
Supported memory types	DDR4	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
Sockets supported	FCBGA2518	FCLGA2066
Thermal Design Power (TDP)	85 Watt	120 Watt
Package Size		45mm x 52.5mm
Peripherals
Max number of PCIe lanes	32	48
PCI Express revision	3.0	3.0
PCIe configurations	>	x4, x8, x16
Scalability	1S Only	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Intel® Identity Protection technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
Integrated Intel® QuickAssist Technology
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Number of AVX-512 FMA Units	1	2
Thermal Monitoring
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® vPro™ Platform Eligibility
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)