Xeon W-2191B vs Platinum 8256

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Aggregate performance score

Xeon Platinum 8256
2019
4 cores / 8 threads, 105 Watt
10.97
Xeon W-2191B
2017
18 cores / 36 threads, 140 Watt
18.34
+67.2%

Xeon W-2191B outperforms Xeon Platinum 8256 by an impressive 67% based on our aggregate benchmark results.

Primary details

Comparing Xeon Platinum 8256 and Xeon W-2191B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking728343
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.91no data
Market segmentServerServer
SeriesIntel Xeon PlatinumIntel Xeon W
Power efficiency9.5311.95
Architecture codenameCascade Lake-SP (2018−2019)Skylake (server) (2017−2019)
Release date2 April 2019 (5 years ago)21 December 2017 (6 years ago)
Launch price (MSRP)$7,007no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon Platinum 8256 and Xeon W-2191B basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)18 (Octadeca-Core)
Threads836
Base clock speed3.8 GHz2.3 GHz
Boost clock speed3.9 GHz4.3 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplier3823
L1 cache256 KB64K (per core)
L2 cache4 MB1 MB (per core)
L3 cache16.5 MB (shared)24.75 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data484 mm2
Maximum core temperature72 °Cno data
Maximum case temperature (TCase)no data66 °C
Number of transistors8,000 millionno data
64 bit support++
Windows 11 compatibility+-

Compatibility

Information on Xeon Platinum 8256 and Xeon W-2191B compatibility with other computer components: 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 configuration8 (Multiprocessor)1 (Uniprocessor)
SocketFCLGA36472066
Power consumption (TDP)105 Watt140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8256 and Xeon W-2191B. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512no data
AES-NI++
AVX++
vPro++
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX++
Turbo Boost Max 3.0-no data
Deep Learning Boost+-

Security technologies

Xeon Platinum 8256 and Xeon W-2191B technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8256 and Xeon W-2191B are enumerated here.

VT-d++
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8256 and Xeon W-2191B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR4-2666
Maximum memory size1 TB512 GB
Max memory channels64
Maximum memory bandwidth140.8 GB/s85.33 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8256 and Xeon W-2191B.

PCIe version3.03.0
PCI Express lanes4848

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score 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.

Xeon Platinum 8256 10.97
Xeon W-2191B 18.34
+67.2%

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.

Xeon Platinum 8256 16787
Xeon W-2191B 28068
+67.2%

Gaming performance

Pros & cons summary


Performance score 10.97 18.34
Recency 2 April 2019 21 December 2017
Physical cores 4 18
Threads 8 36
Power consumption (TDP) 105 Watt 140 Watt

Xeon Platinum 8256 has an age advantage of 1 year, and 33.3% lower power consumption.

Xeon W-2191B, on the other hand, has a 67.2% higher aggregate performance score, and 350% more physical cores and 350% more threads.

The Xeon W-2191B is our recommended choice as it beats the Xeon Platinum 8256 in performance tests.


Should you still have questions on choice between Xeon Platinum 8256 and Xeon W-2191B, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8256
Xeon Platinum 8256
Intel Xeon W-2191B
Xeon W-2191B

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about Xeon Platinum 8256 or Xeon W-2191B, agree or disagree with our judgements, or report an error or mismatch.