Ultra 9 285K vs Xeon Platinum 8280M

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Primary details

Comparing Xeon Platinum 8280M and Core Ultra 9 285K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated53
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data74.28
Market segmentServerDesktop processor
SeriesIntel Xeon Platinumno data
Power efficiencyno data32.43
Architecture codenameCascade Lake-SP (2018)Arrow Lake-S (2024−2025)
Release date11 December 2018 (6 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)$13,012$589

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon Platinum 8280M and Core Ultra 9 285K 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)24 (Tetracosa-Core)
Threads5624
Base clock speed2.7 GHz3.7 GHz
Boost clock speed4 GHz5.7 GHz
Bus rateno data250 MHz
Multiplier27no data
L1 cache64 KB (per core)112 KB (per core)
L2 cache1 MB (per core)3 MB (per core)
L3 cache38.5 MB (shared)36 MB (shared)
Chip lithography14 nm3 nm
Die sizeno data243 mm2
Maximum core temperature84 °Cno data
Number of transistors8,000 million17,800 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier-+

Compatibility

Information on Xeon Platinum 8280M and Core Ultra 9 285K 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
SocketFCLGA36471851
Power consumption (TDP)205 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8280M and Core Ultra 9 285K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® 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 8280M and Core Ultra 9 285K 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 8280M and Core Ultra 9 285K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8280M and Core Ultra 9 285K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR5 Depends on motherboard
Maximum memory size2 TBno data
Max memory channels6no data
Maximum memory bandwidth140.8 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AArc Xe-LPG Graphics 64EU

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8280M and Core Ultra 9 285K.

PCIe version3.05.0
PCI Express lanes4820

Pros & cons summary


Recency 11 December 2018 24 October 2024
Physical cores 28 24
Threads 56 24
Chip lithography 14 nm 3 nm
Power consumption (TDP) 205 Watt 125 Watt

Xeon Platinum 8280M has 16.7% more physical cores and 133.3% more threads.

Ultra 9 285K, on the other hand, has an age advantage of 5 years, a 366.7% more advanced lithography process, and 64% lower power consumption.

We couldn't decide between Xeon Platinum 8280M and Core Ultra 9 285K. We've got no test results to judge.

Be aware that Xeon Platinum 8280M is a server/workstation processor while Core Ultra 9 285K is a desktop one.


Should you still have questions on choice between Xeon Platinum 8280M and Core Ultra 9 285K, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8280M
Xeon Platinum 8280M
Intel Core Ultra 9 285K
Core Ultra 9 285K

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Community ratings

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2.3 4 votes

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3.4 159 votes

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Questions & comments

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