Xeon W-2191B: specs and benchmarks
Aggregate performance score
Xeon W-2191B provides good benchmark performance at 17.65% of a leader's which is a 96-core EPYC 9655P.
Summary
Intel started Xeon W-2191B sales 21 December 2017. This is a Skylake (server) architecture desktop processor primarily aimed at office systems. It has 18 cores and 36 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 4300 MHz and a locked multiplier.
Compatibility-wise, this is Intel Socket 2066 processor with a TDP of 140 Watt and a maximum temperature of 66 °C. It supports DDR4-2666 memory.
Primary details
Xeon W-2191B processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | 354 | |
| Place by popularity | not in top-100 | |
| Market segment | Server | |
| Series | Intel Xeon W | |
| Power efficiency | 11.93 | of 100.00 (Ryzen Z1 Extreme) |
| Architecture codename | Skylake (server) (2017−2018) | |
| Release date | 21 December 2017 (7 years ago) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 18 (Octadeca-Core) | |
| Threads | 36 | |
| Base clock speed | 2.3 GHz | of 4.7 GHz (FX-9590) |
| Boost clock speed | 4.3 GHz | of 6.2 GHz (Core i9-14900KS) |
| Bus type | DMI 3.0 | |
| Bus rate | 4 × 8 GT/s | |
| Multiplier | 23 | of 42 (Core i7-7700K) |
| L1 cache | 64K (per core) | of 80 KB (EPYC 9965) |
| L2 cache | 1 MB (per core) | of 2 MB (Xeon 6980P) |
| L3 cache | 24.75 MB (shared) | of 1152 MB (EPYC 9684X) |
| Chip lithography | 14 nm | of 3 nm (Apple M3 Max 16-Core) |
| Die size | 484 mm2 | |
| Maximum case temperature (TCase) | 66 °C | of 105 °C (Core i7-5950HQ) |
| 64 bit support | + | |
| Windows 11 compatibility | - |
Compatibility
Information on Xeon W-2191B compatibility with other computer components and devices: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 (Uniprocessor) | of 8 (Opteron 842) |
| Socket | 2066 | |
| Power consumption (TDP) | 140 Watt | of 500 Watt (Xeon 6960P) |
Technologies and extensions
Technological capabilities and additional instructions supported by Xeon W-2191B. You'll probably need this information if you require some particular technology.
| AES-NI | + | |
| AVX | + | |
| vPro | + | |
| Enhanced SpeedStep (EIST) | + | |
| TSX | + |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| VT-d | + | |
| VT-x | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Xeon W-2191B's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR4-2666 | |
| Maximum memory size | 512 GB | of 6 TiB (EPYC 9124) |
| Max memory channels | 4 | of 12 (Xeon Platinum 9221) |
| Maximum memory bandwidth | 85.33 GB/s | of 460.8 GB/s (EPYC 9124) |
| ECC memory support | + |
Peripherals
Specifications and connection types of supported peripherals.
| PCIe version | 3.0 | of 5.0 (Core i9-12900K) |
| PCI Express lanes | 48 | of 128 (EPYC 7551P) |
Benchmark performance
Single-core and multi-core benchmark results of Xeon W-2191B. Overall benchmark performance is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Send your test results of Xeon W-2191B.
AMD equivalent
According to our data, the closest AMD alternative to Xeon W-2191B is Xeon Platinum 8173M, which is nearly equal in speed and lower by 1 position in our ranking.
Here are some closest AMD rivals to Xeon W-2191B:
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended GPUs
People consider these graphics cards to be good for Xeon W-2191B, according to our PC configuration statistics.
These are the fastest graphics cards for Xeon W-2191B in our user configuration statistics. There is a total of 8 configurations using Xeon W-2191B in our database.
