Xeon Platinum 8256 vs Platinum 8173M

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Aggregate performance score

Xeon Platinum 8173M
28 cores / 56 threads
18.31
+66.9%
Xeon Platinum 8256
2019
4 cores / 8 threads, 105 Watt
10.97

Xeon Platinum 8173M outperforms Xeon Platinum 8256 by an impressive 67% based on our aggregate benchmark results.

Primary details

Comparing Xeon Platinum 8173M and Xeon Platinum 8256 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking345728
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data1.90
Market segmentServerServer
SeriesIntel Xeon PlatinumIntel Xeon Platinum
Power efficiencyno data9.53
Architecture codenameSkylake (server) (2017−2019)Cascade Lake-SP (2018−2019)
Release dateno data (2024 years ago)2 April 2019 (5 years ago)
Launch price (MSRP)no data$7,007

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon Platinum 8173M and Xeon Platinum 8256 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 cores28 (Octacosa-Core)4 (Quad-Core)
Threads568
Base clock speedno data3.8 GHz
Boost clock speed2.1 GHz3.9 GHz
Multiplier2138
L1 cache1.75 MB256 KB
L2 cache28 MB4 MB
L3 cache38.5 MB16.5 MB (shared)
Chip lithography14 nm14 nm
Maximum core temperatureno data72 °C
Number of transistorsno data8,000 million
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Xeon Platinum 8173M and Xeon Platinum 8256 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)8 (Multiprocessor)
SocketSocket PFCLGA3647
Power consumption (TDP)no data105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8173M and Xeon Platinum 8256. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
vPro++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX++
Turbo Boost Max 3.0no data-
Deep Learning Boost-+

Security technologies

Xeon Platinum 8173M and Xeon Platinum 8256 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8173M and Xeon Platinum 8256 are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8173M and Xeon Platinum 8256. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-2933
Maximum memory size1,536 GB1 TB
Max memory channels66
Maximum memory bandwidth128.001 GB/s140.8 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8173M and Xeon Platinum 8256.

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 8173M 18.31
+66.9%
Xeon Platinum 8256 10.97

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 8173M 28025
+66.9%
Xeon Platinum 8256 16787

Gaming performance

Pros & cons summary


Performance score 18.31 10.97
Physical cores 28 4
Threads 56 8

Xeon Platinum 8173M has a 66.9% higher aggregate performance score, and 600% more physical cores and 600% more threads.

The Xeon Platinum 8173M is our recommended choice as it beats the Xeon Platinum 8256 in performance tests.


Should you still have questions on choice between Xeon Platinum 8173M and Xeon Platinum 8256, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8173M
Xeon Platinum 8173M
Intel Xeon Platinum 8256
Xeon Platinum 8256

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

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 8173M or Xeon Platinum 8256, agree or disagree with our judgements, or report an error or mismatch.