Xeon D-2166NT

Details and Benchmarks for Intel Xeon D-2166NT

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Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.


Overall Score

Overall score for Xeon D-2166NT based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

5,788 Rank: 326
Rank Name Score Visual
322 Xeon W-2150B 5,796
+0.1%
323 Core i5-9600KF 5,795
+0.1%
324 Ryzen 3 PRO 5350G 5,793
+0.1%
325 Ryzen 7 2700X 5,792
+0.1%
326 Xeon D-2166NT 5,788
327 EPYC 7542 5,786
+-0%
328 Xeon E-2224 5,783
-0.1%
329 Core i7-6950X 5,780
-0.1%
330 Ryzen Threadripper 1900X 5,778
-0.2%
331 Xeon W-2170B 5,773
-0.3%

View full ranking →


Multicore Score

Multicore performance score for Xeon D-2166NT based on multi-threaded benchmark results.

6,423 Rank: 167
Rank Name Score Visual
163 EPYC 7401P 6,440
+0.3%
164 Ryzen 7 8700F 6,439
+0.2%
165 Ryzen 9 5900XT 6,433
+0.2%
166 Core i9-9920X 6,430
+0.1%
167 Xeon D-2166NT 6,423
168 AMD Ryzen 7 1800X 6,420
+-0%
169 Ryzen AI 9 365 6,415
-0.1%
170 Xeon W-2191B 6,404
-0.3%
171 Ryzen 5 7600X 6,402
-0.3%
172 EPYC 7272 6,389
-0.5%

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Singlecore Score

Single-core performance score for Xeon D-2166NT based on single-threaded benchmark results.

5,364 Rank: 676
Rank Name Score Visual
672 Xeon E3-1230 v3 5,371
+0.1%
673 EPYC 7402 5,370
+0.1%
674 Xeon Platinum 8180M 5,368
+0.1%
675 Xeon E5-2673 v4 5,365
+0%
676 Xeon D-2166NT 5,364
677 Pentium G4500 5,363
+-0%
678 Ryzen 3 PRO 3200G 5,362
+-0%
679 Xeon Gold 6248 5,361
-0.1%
680 Xeon Gold 6126 5,360
-0.1%
681 FX-8310 5,359
-0.1%

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Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.


Number Crunching

Aggregated score for Xeon D-2166NT based on integer math, floating point math, and prime number computation benchmarks.

-- Rank: --

Number Crunching score not yet available.

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Data Processing

Aggregated score for Xeon D-2166NT based on data encryption, data compression, and string sorting benchmarks.

-- Rank: --

Data Processing score not yet available.

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Physics & Compute

Aggregated score for Xeon D-2166NT based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

-- Rank: --

Physics & Compute score not yet available.

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Xeon D-2166NT Details

For users requiring high core counts in embedded or server environments where integrated security and virtualization features are essential, the Intel Xeon D-2166NT offers a compelling solution. Built on the Skylake microarchitecture at a 14 nm process, this processor is designed for embedded applications, combining performance with enterprise-grade reliability. Released several years ago, it remains relevant in niche markets that prioritize features over raw clock speeds, particularly where ECC memory and hardware virtualization are required.

The Xeon D-2166NT features 12 cores and 24 threads, enabling efficient multitasking and parallel processing. It operates at a base frequency of 2.0 GHz with a turbo frequency of 3.0 GHz, providing a balance between power efficiency and performance under load. The chip is fabricated using CMOS technology and uses a BGA-2518 package, making it suitable for compact server and embedded systems. It supports up to 524 GB of DDR4-2133 memory across four channels, with a maximum memory bandwidth of 79.47 GB/s, ensuring that data-intensive workloads can be handled effectively.

Cache architecture includes 0.75 MiB of L1 cache (split into 0.375 MiB for instruction and 0.375 MiB for data), 12 MiB of L2 cache, and 16.5 MiB of L3 cache, all of which contribute to reduced latency and improved data access speeds. The processor supports a wide range of advanced instruction sets, including AVX, AVX2, AVX-512, and AES-NI, making it suitable for encryption, scientific computing, and AI inference tasks. It also includes Intel’s Enhanced SpeedStep, Turbo Boost 2.0, and Speed Shift technologies for dynamic frequency adjustment.

In terms of benchmarks, the Xeon D-2166NT achieves an overall score of 5788, ranking #326 out of 2060 processors, with a single-core score of 5364 (#676) and a multicore score of 6423 (#167). While these results place it behind modern desktop and workstation CPUs, its multicore performance is notably strong compared to many mainstream offerings, especially in systems where multi-threaded workloads are common. It outperforms several high-end consumer CPUs in multicore tasks while remaining competitive in single-threaded scenarios.

The processor supports up to 32 PCIe 3.0 lanes and includes integrated QuickAssist Technology, which accelerates encryption and compression workloads—making it ideal for network appliances, firewalls, and virtualization servers. It also supports Intel vPro, TXT, and VT-x, offering enhanced security and management capabilities. With a TDP of 85 W, it delivers solid efficiency for its class, though it falls short of the most energy-efficient modern designs.

As of March 2026, the Xeon D-2166NT is best suited for embedded systems, edge computing, and small-scale server deployments where integrated features, reliability, and multi-threaded performance outweigh the need for cutting-edge single-core speed. While not a top-tier consumer processor, it remains a solid choice in its target market.
Frequently Compared

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Intel Xeon D-2166NT

Main Specifications

Designer: Intel
Name: Xeon D-2166NT
Family: Xeon
Series: D-2000
Model Number: D-2166NT
Cores: 12
Threads: 24
Base Frequency: 2000 MHz
Turbo Frequency (1 core): 3000 MHz
Clock Multiplier: 20x (locked)
Microarchitecture: Skylake
Core Name: Skylake
Package: FCBGA-2518
Target Segment: Embedded
Max CPUs: 1
TDP: 85 W
Release Price: $1,005.00

Cache Specifications

L1 Cache: 768 KiB
L1 Instruction Cache: 384 KiB (8-way set associative)
L1 Data Cache: 384 KiB (8-way set associative)
L2 Cache: 12 MiB (16-way set associative)
L3 Cache: 16.5 MiB (11-way set associative)

Memory Specifications

Supported Memory Type: DDR4-2133
Memory Channels: 4
Maximum Memory: 512 GB
Maximum Bandwidth: 79.47 GB/s
ECC Support: Yes

PCI-Express Specifications

PCIe Revision: 3.0
PCIe Lanes: 32
PCIe Configuration: x16, x8, x4

Physical Specifications

Process: 14 nm
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX HT TBT 2.0 EIST SST TXT vPro VT-x VT-d EPT MPX SGX Secure Key SMEP IPT AVX512F AVX512CD AVX512BW AVX512DQ AVX512VL TSX VMD AVX-512 QAT

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