Ultra 9 285T vs i9-11900F

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Primary details

Comparing Core i9-11900F and Core Ultra 9 285T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking531not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency20.35no data
Architecture codenameRocket Lake (2021)Arrow Lake-S (2024−2025)
Release date16 March 2021 (3 years ago)January 2025

Detailed specifications

Core i9-11900F and Core Ultra 9 285T 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 cores8 (Octa-Core)24 (Tetracosa-Core)
Threads1624
Base clock speed2.5 GHz1.4 GHz
Boost clock speed5.1 GHz5.4 GHz
Bus rate8 GT/sno data
L1 cache64K (per core)112 KB (per core)
L2 cache256K (per core)3 MB (per core)
L3 cache16 MB (shared)36 MB (shared)
Chip lithography14 nm3 nm
Die sizeno data243 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data17,800 million
64 bit support++
Windows 11 compatibility+no data

Compatibility

Information on Core i9-11900F and Core Ultra 9 285T 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
SocketFCLGA12001851
Power consumption (TDP)65 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-11900F and Core Ultra 9 285T. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512no data
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX++
Idle States+no data
Thermal Monitoring+-
Turbo Boost Max 3.0+no data
Deep Learning Boost+-

Security technologies

Core i9-11900F and Core Ultra 9 285T technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB+no data
Secure Key+no data
Identity Protection+-
SGX-no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-11900F and Core Ultra 9 285T are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-11900F and Core Ultra 9 285T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5 Depends on motherboard
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth50 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataArc Xe2 Graphics 64EU

Peripherals

Specifications and connection of peripherals supported by Core i9-11900F and Core Ultra 9 285T.

PCIe version4.05.0
PCI Express lanes2020

Pros & cons summary


Physical cores 8 24
Threads 16 24
Chip lithography 14 nm 3 nm
Power consumption (TDP) 65 Watt 35 Watt

Ultra 9 285T has 200% more physical cores and 50% more threads, a 366.7% more advanced lithography process, and 85.7% lower power consumption.

We couldn't decide between Core i9-11900F and Core Ultra 9 285T. We've got no test results to judge.


Should you still have questions on choice between Core i9-11900F and Core Ultra 9 285T, ask them in Comments section, and we shall answer.

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Intel Core i9-11900F
Core i9-11900F
Intel Core Ultra 9 285T
Core Ultra 9 285T

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Community ratings

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3.9 309 votes

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Questions & comments

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