Ultra 7 155U vs Xeon Platinum 8471N

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Primary details

Comparing Xeon Platinum 8471N and Core Ultra 7 155U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated742
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
Seriesno dataIntel Meteor Lake-U
Power efficiencyno data66.50
Architecture codenameSapphire Rapids (2023−2024)Meteor Lake-P (2023)
Release date10 January 2023 (1 year ago)14 December 2023 (1 year ago)
Launch price (MSRP)$5,171$490

Detailed specifications

Xeon Platinum 8471N and Core Ultra 7 155U 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 cores5212 (Dodeca-Core)
Threads10414
Base clock speed1.8 GHz1.7 GHz
Boost clock speed3.6 GHz4.8 GHz
L1 cache80K (per core)112 KB (per core)
L2 cache2 MB (per core)2 MB (per core)
L3 cache97.5 MB12 MB (shared)
Chip lithographyIntel 7 nmIntel 4 nm
Die size4x 477 mm2no data
Maximum core temperatureno data110 °C
Maximum case temperature (TCase)76 °Cno data
64 bit support++

Compatibility

Information on Xeon Platinum 8471N and Core Ultra 7 155U 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 configuration11
SocketFCLGA4677FCBGA2049
Power consumption (TDP)300 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8471N and Core Ultra 7 155U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro++
Enhanced SpeedStep (EIST)++
Speed Shift++
Turbo Boost Technology2.0no data
Hyper-Threading Technology++
TSX++
Thermal Monitoring-+
Flex Memory Accessno data+
Turbo Boost Max 3.0no data-
Deep Learning Boost++
Supported AI Software Frameworks-OpenVINO™, WindowsML, ONNX RT

Security technologies

Xeon Platinum 8471N and Core Ultra 7 155U technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
SGXYes with Intel® SPSno data
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8471N and Core Ultra 7 155U are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8471N and Core Ultra 7 155U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-4800, DDR5-4400DDR5
Maximum memory size4 TB96 GB
Max memory channels82
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® Graphics
Quick Sync Video-+
Graphics max frequencyno data1.95 GHz

Graphics interfaces

Available interfaces and connections of Xeon Platinum 8471N and Core Ultra 7 155U integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Xeon Platinum 8471N and Core Ultra 7 155U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDPno data3840x2400 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Xeon Platinum 8471N and Core Ultra 7 155U integrated GPUs, sometimes API versions are included.

DirectXno data12.2
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8471N and Core Ultra 7 155U.

PCIe version5.04.0
PCI Express lanes8012
PCI supportno data4.0

Pros & cons summary


Recency 10 January 2023 14 December 2023
Physical cores 52 12
Threads 104 14
Power consumption (TDP) 300 Watt 15 Watt

Xeon Platinum 8471N has 333.3% more physical cores and 642.9% more threads.

Ultra 7 155U, on the other hand, has an age advantage of 11 months, and 1900% lower power consumption.

We couldn't decide between Xeon Platinum 8471N and Core Ultra 7 155U. We've got no test results to judge.

Be aware that Xeon Platinum 8471N is a server/workstation processor while Core Ultra 7 155U is a notebook one.


Should you still have questions on choice between Xeon Platinum 8471N and Core Ultra 7 155U, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8471N
Xeon Platinum 8471N
Intel Core Ultra 7 155U
Core Ultra 7 155U

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