Xeon W-2191B

Details and Benchmarks for Intel Xeon W-2191B

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

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 W-2191B based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

6,030 Rank: 238
Rank Name Score Visual
234 EPYC 7F72 6,046
+0.3%
235 Xeon E-2146G 6,035
+0.1%
236 Xeon E-2378 6,032
+0%
237 Ryzen 7 PRO 5750GE 6,032
+0%
238 Xeon W-2191B 6,030
239 Ryzen Threadripper 1920X 6,030
+0%
240 Ryzen 7 5700X3D 6,030
+0%
241 Xeon E-2336 6,027
+-0%
242 Ryzen 5 5600GT 6,020
-0.2%
243 EPYC 7402 6,019
-0.2%

View full ranking →

Multicore Score

Multicore performance score for Xeon W-2191B based on multi-threaded benchmark results.

6,404 Rank: 170
Rank Name Score Visual
166 Core i9-9920X 6,430
+0.4%
167 Xeon D-2166NT 6,423
+0.3%
168 AMD Ryzen 7 1800X 6,420
+0.2%
169 Ryzen AI 9 365 6,415
+0.2%
170 Xeon W-2191B 6,404
171 Ryzen 5 7600X 6,402
+-0%
172 EPYC 7272 6,389
-0.2%
173 EPYC 7302P 6,353
-0.8%
174 Ryzen 9 5900X 6,344
-0.9%
175 Xeon D-2187NT 6,339
-1%

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Singlecore Score

Single-core performance score for Xeon W-2191B based on single-threaded benchmark results.

5,780 Rank: 368
Rank Name Score Visual
364 Core i5-8400H 5,789
+0.2%
365 AMD Ryzen 5 1500X 5,787
+0.1%
366 Core i3-10300 5,784
+0.1%
367 Xeon W-2155 5,783
+0.1%
368 Xeon W-2191B 5,780
369 Core i7-4790K 5,780
+0%
370 Core i9-9880H 5,778
+-0%
371 Ryzen Threadripper PRO 3995WX 5,778
+-0%
372 Ryzen 7 2800H 5,775
-0.1%
373 Xeon Gold 6244 5,774
-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 W-2191B based on integer math, floating point math, and prime number computation benchmarks.

5,468 Rank: 188
Rank Name Score Visual
184 Ryzen Threadripper 2950X 5,482
+0.3%
185 Xeon E5-4669 v4 5,476
+0.1%
186 Xeon Gold 6240 5,472
+0.1%
187 Core i9-7960X 5,470
+0%
188 Xeon W-2191B 5,468
189 Core i9-9940X 5,466
+-0%
190 Core i9-10940X 5,463
-0.1%
191 Core i9-13900H 5,463
-0.1%
192 Ryzen 7 8700G 5,460
-0.1%
193 Xeon Platinum 8124M 5,458
-0.2%

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Data Processing

Aggregated score for Xeon W-2191B based on data encryption, data compression, and string sorting benchmarks.

5,669 Rank: 164
Rank Name Score Visual
160 Core i9-9990XE 5,715
+0.8%
161 Core i9-12900 5,693
+0.4%
162 Xeon E5-2699A v4 5,692
+0.4%
163 Ryzen 7 8700G 5,678
+0.2%
164 Xeon W-2191B 5,669
165 Ryzen Threadripper 1920X 5,669
+0%
166 Ryzen 7 7800X3D 5,666
-0.1%
167 Xeon Silver 4314 5,660
-0.2%
168 Ryzen 7 7745HX 5,660
-0.2%
169 Xeon Gold 6150 5,657
-0.2%

View full ranking →

Physics & Compute

Aggregated score for Xeon W-2191B based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

5,582 Rank: 165
Rank Name Score Visual
161 Core i9-12900F 5,607
+0.4%
162 Xeon Silver 4410Y 5,601
+0.3%
163 Ryzen 9 3900XT 5,595
+0.2%
164 Xeon Silver 4314 5,586
+0.1%
165 Xeon W-2191B 5,582
166 Ryzen 7 7745HX 5,581
+-0%
167 Xeon Gold 6152 5,571
-0.2%
168 Xeon Gold 6142M 5,569
-0.2%
169 Ryzen 9 PRO 5945 5,566
-0.3%
170 Core i9-7940X 5,565
-0.3%

View full ranking →

Xeon W-2191B Details

The Intel Xeon W-2191B stands out as a high-end workstation processor designed for demanding professional workloads, particularly those involving heavy multithreaded processing. Launched in December 2017, this processor is built on Intel's Skylake-W microarchitecture and fabricated on a 14 nm process, making it a product of the late 2010s era of computing. Despite its age, it remains a powerful option in its segment due to its robust core count and support for advanced instruction sets. As of March 2026, it's worth noting that while newer generations have emerged, the W-2191B still holds relevance in legacy systems and specialized environments where its unique combination of features is required.

The Xeon W-2191B features 18 physical cores and 36 threads, enabled by Intel's Hyper-Threading technology, allowing it to efficiently handle complex multitasking and parallel workloads. Its base clock speed is 2.3 GHz, with a maximum turbo frequency of 4.3 GHz, offering strong single-threaded performance for applications that don’t scale across many cores. The processor operates on a quad-channel DDR4-2666 memory interface, supporting up to 524 GB of ECC-protected memory, which is essential for data integrity in professional environments such as engineering, 3D rendering, and scientific computing. It also supports up to 48 PCIe 3.0 lanes directly from the CPU, providing ample connectivity for high-speed storage and expansion cards.

Cache-wise, the W-2191B includes 1.125 MiB of L1 cache (split into 0.563 MiB for data and 0.563 MiB for instructions), 18 MiB of L2 cache, and a substantial 24.75 MiB of L3 cache, which helps reduce latency when accessing frequently used data. The TDP of 140 W indicates a power-hungry design, requiring robust cooling solutions, particularly in multi-socket or high-performance configurations. The processor lacks integrated graphics, relying on discrete GPUs for visual output, which is typical for workstation-class CPUs.

In terms of supported features, the Xeon W-2191B includes a wide range of technologies such as AVX-512, AVX2, and AES-NI, which accelerate tasks in cryptography, machine learning, and multimedia encoding. It also supports Intel's virtualization technologies (VT-x, VT-d), Intel vPro for enterprise management, and Intel Speed Shift for dynamic frequency adjustments. The locked multiplier limits overclocking, but this ensures stability in professional settings.

Benchmark results place the Xeon W-2191B at an overall score of 6030, ranking #238 out of 2060 processors, with a multicore score of 6404 (#170) and a single-core score of 5780 (#368). These figures indicate that while the processor is competitive in multithreaded tasks—especially when compared to many modern consumer CPUs—it lags behind top-tier offerings from both Intel and AMD. Its strength lies in its consistent performance across core-heavy workloads, though it is outpaced by newer architectures in single-threaded performance. For professionals in fields requiring high memory bandwidth and core count, the W-2191B remains a capable, albeit dated, option.

In summary, the Intel Xeon W-2191B is a powerful workstation processor tailored for users who prioritize core count, memory capacity, and ECC support over the latest single-core performance. While it may not compete with modern high-end CPUs in raw speed, its legacy in the workstation space and continued support for enterprise features make it a viable choice for specific professional applications where its strengths are most needed.
Frequently Compared

AMD Ryzen 9 PRO 3900 3 views

AMD Ryzen 5 PRO 3500U 2 views

AMD Ryzen 3 PRO 2200GE 1 view

AMD Ryzen Threadripper 3970X 1 view

Intel Xeon W-2191B

Main Specifications

Designer: Intel
Name: Xeon W-2191B
Family: Xeon
Series: W-2000
Model Number: W-2191B
Cores: 18
Threads: 36
Base Frequency: 2300 MHz
Turbo Frequency (1 core): 4300 MHz
Clock Multiplier: 23x (locked)
Microarchitecture: Skylake
Core Name: Skylake
Core Family: 6
Socket: Socket
Package: FCLGA-2066
Target Segment: Workstation
Max CPUs: 1
TDP: 140 W

Cache Specifications

L1 Cache: 1152 KiB
L1 Instruction Cache: 576.512 KiB (8-way set associative)
L1 Data Cache: 576.512 KiB (8-way set associative)
L2 Cache: 18 MiB (16-way set associative)
L3 Cache: 24.75 MiB (11-way set associative)

Memory Specifications

Supported Memory Type: DDR4-2666
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: 48
PCIe Configuration: x16, x8, x4

Physical Specifications

Process: 14 nm
Die Area: 484 mm²
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 Secure Key SMEP IPT AVX-512 AVX512F AVX512CD AVX512BW AVX512DQ AVX512VL TSX VMD AVX-512
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