Ultra 9 288V vs i9-11900KF

Aggregate performance score

Core i9-11900KF
2021
8 cores / 16 threads, 125 Watt
15.73
+27.9%
Core Ultra 9 288V
2024
8 cores / 8 threads, 30 Watt
12.30

Core i9-11900KF outperforms Core Ultra 9 288V by a significant 28% based on our aggregate benchmark results.

Primary details

Comparing Core i9-11900KF and Core Ultra 9 288V processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking427620
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Power efficiency11.9138.80
Architecture codenameRocket Lake (2021)Lunar Lake (2024)
Release date16 March 2021 (3 years ago)24 September 2024 (less than a year ago)

Detailed specifications

Core i9-11900KF and Core Ultra 9 288V 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)8 (Octa-Core)
Threads168
Base clock speed3.5 GHz3.3 GHz
Boost clock speed5.2 GHz5.1 GHz
Bus rate8 GT/s37 MHz
L1 cache64K (per core)192 KB (per core)
L2 cache256K (per core)2.5 MB (per core)
L3 cache16 MB (shared)12 MB (shared)
Chip lithography14 nm3 nm
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Core i9-11900KF and Core Ultra 9 288V 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
SocketFCLGA1200Intel BGA 2833
Power consumption (TDP)125 Watt30 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-11900KF and Core Ultra 9 288V. 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++
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 i9-11900KF and Core Ultra 9 288V 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 i9-11900KF and Core Ultra 9 288V are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-11900KF and Core Ultra 9 288V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5
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 140V

Peripherals

Specifications and connection of peripherals supported by Core i9-11900KF and Core Ultra 9 288V.

PCIe version4.05.0
PCI Express lanes204

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.

i9-11900KF 15.73
+27.9%
Ultra 9 288V 12.30

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.

i9-11900KF 24993
+27.9%
Ultra 9 288V 19542

Gaming performance

Pros & cons summary


Performance score 15.73 12.30
Recency 16 March 2021 24 September 2024
Threads 16 8
Chip lithography 14 nm 3 nm
Power consumption (TDP) 125 Watt 30 Watt

i9-11900KF has a 27.9% higher aggregate performance score, and 100% more threads.

Ultra 9 288V, on the other hand, has an age advantage of 3 years, a 366.7% more advanced lithography process, and 316.7% lower power consumption.

The Core i9-11900KF is our recommended choice as it beats the Core Ultra 9 288V in performance tests.

Note that Core i9-11900KF is a desktop processor while Core Ultra 9 288V is a notebook one.


Should you still have questions on choice between Core i9-11900KF and Core Ultra 9 288V, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Core i9-11900KF
Core i9-11900KF
Intel Core Ultra 9 288V
Core Ultra 9 288V

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Community ratings

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Questions & comments

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