i9-11900KF vs i7-11800H

VS

Aggregate performance score

Core i7-11800H
2021
8 cores / 16 threads, 45 Watt
12.84
Core i9-11900KF
2021
8 cores / 16 threads, 125 Watt
15.69
+22.2%

Core i9-11900KF outperforms Core i7-11800H by a significant 22% based on our aggregate benchmark results.

Primary details

Comparing Core i7-11800H and Core i9-11900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking602437
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesTiger Lakeno data
Power efficiency34.7211.88
Architecture codenameTiger Lake-H (2021)Rocket Lake (2021)
Release date11 May 2021 (3 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$395no data

Detailed specifications

Core i7-11800H and Core i9-11900KF 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)
Threads1616
Base clock speed1.9 GHz3.5 GHz
Boost clock speed4.6 GHz5.2 GHz
Bus rate8 GT/s8 GT/s
L1 cache80 KB (per core)64K (per core)
L2 cache1.25 MB (per core)256K (per core)
L3 cache24 MB (shared)16 MB (shared)
Chip lithography10 nm SuperFin14 nm
Die size190 mm2no data
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Core i7-11800H and Core i9-11900KF 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
SocketFCBGA1787FCLGA1200
Power consumption (TDP)45 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-11800H and Core i9-11900KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
FMA+-
AVX++
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Turbo Boost Technologyno data2.0
Hyper-Threading Technology++
TSX++
Idle Statesno data+
Thermal Monitoring++
Flex Memory Access+no data
Turbo Boost Max 3.0no data+
Deep Learning Boost++

Security technologies

Core i7-11800H and Core i9-11900KF technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDBno data+
Secure Key++
Identity Protection-+
SGX--
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-11800H and Core i9-11900KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-11800H and Core i9-11900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4-3200
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth51.2 GB/s50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics for 11th Gen Intel Processorsno data
Quick Sync Video+-
Graphics max frequency1.45 GHzno data
Execution Units32no data

Graphics interfaces

Available interfaces and connections of Core i7-11800H and Core i9-11900KF integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core i7-11800H and Core i9-11900KF integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096x2304@60Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort7680x4320@60Hzno data

Graphics API support

APIs supported by Core i7-11800H and Core i9-11900KF integrated GPUs, sometimes API versions are included.

DirectX12.1no data
OpenGL4.6no data

Peripherals

Specifications and connection of peripherals supported by Core i7-11800H and Core i9-11900KF.

PCIe version4.04.0
PCI Express lanes2020

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.

i7-11800H 12.84
i9-11900KF 15.69
+22.2%

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.

i7-11800H 20392
i9-11900KF 24928
+22.2%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i7-11800H 1900
i9-11900KF 2329
+22.6%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i7-11800H 7811
i9-11900KF 10041
+28.5%

Gaming performance

Pros & cons summary


Performance score 12.84 15.69
Recency 11 May 2021 16 March 2021
Chip lithography 10 nm 14 nm
Power consumption (TDP) 45 Watt 125 Watt

i7-11800H has an age advantage of 1 month, a 40% more advanced lithography process, and 177.8% lower power consumption.

i9-11900KF, on the other hand, has a 22.2% higher aggregate performance score.

The Core i9-11900KF is our recommended choice as it beats the Core i7-11800H in performance tests.

Be aware that Core i7-11800H is a notebook processor while Core i9-11900KF is a desktop one.


Should you still have questions on choice between Core i7-11800H and Core i9-11900KF, ask them in Comments section, and we shall answer.

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Intel Core i7-11800H
Core i7-11800H
Intel Core i9-11900KF
Core i9-11900KF

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Community ratings

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