Intel Xeon W-2191B vs Intel Xeon D-2166NT

Comparative analysis of Intel Xeon W-2191B and Intel Xeon D-2166NT processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon W-2191B

Intel Xeon D-2166NT

Differences

Reasons to consider the Intel Xeon W-2191B

6 more cores, run more applications at once: 18 vs 12
12 more threads: 36 vs 24
Around 143233% higher clock speed: 4300 MHz vs 3.00 GHz
Around 42% better performance in PassMark - Single thread mark: 2494 vs 1751
Around 85% better performance in PassMark - CPU mark: 27984 vs 15105

Specifications (specs)
Number of cores	18 vs 12
Number of threads	36 vs 24
Maximum frequency	4300 MHz vs 3.00 GHz
Benchmarks
PassMark - Single thread mark	2494 vs 1751
PassMark - CPU mark	27984 vs 15105

Compare benchmarks

CPU 1: Intel Xeon W-2191B
CPU 2: Intel Xeon D-2166NT

PassMark - Single thread mark

CPU 1

CPU 2

2494

1751

PassMark - CPU mark

CPU 1

CPU 2

27984

15105

Name	Intel Xeon W-2191B	Intel Xeon D-2166NT
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	18.199
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	119.388
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.17
CompuBench 1.5 Desktop - Video Composition (Frames/s)	9.337
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	26.355
PassMark - Single thread mark	2494	1751
PassMark - CPU mark	27984	15105

Compare specifications (specs)

	Intel Xeon W-2191B	Intel Xeon D-2166NT
Essentials
Architecture codename	Skylake W	Skylake
Family	Xeon W
Launch date	5 June 2017	Q1'18
Place in performance rating	1218	1225
Processor Number	W-2191B	D-2166NT
Series	W-2000	Intel® Xeon® D Processor
Vertical segment	Server	Server
Status		Launched
Performance
64 bit support
Base frequency	2300 MHz	2.00 GHz
Bus Speed	8 GT/s DMI
L1 cache	1.125 MB
L2 cache	18 MB
L3 cache	24.75 MB
Manufacturing process technology	14 nm	14 nm
Maximum frequency	4300 MHz	3.00 GHz
Number of cores	18	12
Number of threads	36	24
Unlocked
Number of Ultra Path Interconnect (UPI) Links		0
Memory
ECC memory support
Max memory channels	4	4
Maximum memory bandwidth	79.47 GB/s
Maximum memory size	512 GB	512 GB
Supported memory types	DDR4-2666	DDR4
Supported memory frequency		2133 MHz
Compatibility
Sockets supported	FCLGA-2066 (R4)	FCBGA2518
Low Halogen Options Available
Max number of CPUs in a configuration		1
Thermal Design Power (TDP)		85 Watt
Peripherals
Max number of PCIe lanes	48	32
PCI Express revision	3.0	3.0
PCIe configurations	1x16, 1x8, 1x4	>
Scalability		1S Only
Security & Reliability
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Execute Disable Bit (EDB)
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Speed Shift technology
Idle States
Instruction set extensions		Intel® AVX2
Integrated Intel® QuickAssist Technology
Intel 64
Intel® Optane™ Memory Supported
Intel® TSX-NI
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)
Intel® VT-x with Extended Page Tables (EPT)