i7-11700 vs i9-11900K

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Aggregate performance score

Core i9-11900K
2021
8 cores / 16 threads, 125 Watt
15.86
+21.1%
Core i7-11700
2021
8 cores / 16 threads, 65 Watt
13.10

Core i9-11900K outperforms Core i7-11700 by a significant 21% based on our aggregate benchmark results.

Primary details

Comparing Core i9-11900K and Core i7-11700 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking428579
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation18.93no data
Market segmentDesktop processorDesktop processor
Power efficiency12.0119.07
Architecture codenameRocket Lake (2021)Rocket Lake (2021)
Release date16 March 2021 (3 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$539no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-11900K and Core i7-11700 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 speed3.5 GHz2.5 GHz
Boost clock speed5.2 GHz4.9 GHz
Bus rate8 GT/s8 GT/s
L1 cache80 KB (per core)64K (per core)
L2 cache512 KB (per core)256K (per core)
L3 cache16 MB (shared)16 MB (shared)
Chip lithography14 nm14 nm
Die size276 mm2276 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Core i9-11900K and Core i7-11700 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
SocketFCLGA1200FCLGA1200
Power consumption (TDP)125 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-11900K and Core i7-11700. 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++
vPro++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle States++
Thermal Monitoring++
SIPP++
Turbo Boost Max 3.0++
Deep Learning Boost++

Security technologies

Core i9-11900K and Core i7-11700 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key++
Identity Protection++
SGX--
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-11900K and Core i7-11700 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-11900K and Core i7-11700. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth50 GB/s50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 750Intel UHD Graphics 750
Max video memory64 GB64 GB
Quick Sync Video++
Clear Video++
Clear Video HD++
Graphics max frequency1.3 GHz1.3 GHz
Execution Units3232
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i9-11900K and Core i7-11700 integrated GPUs.

Number of displays supported33

Graphics image quality

Maximum display resolutions supported by Core i9-11900K and Core i7-11700 integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2160@60Hz4096x2160@60Hz
Max resolution over eDP5120 x 3200 @60Hz5120 x 3200 @60Hz
Max resolution over DisplayPort5120 x 3200 @60Hz5120 x 3200 @60Hz

Graphics API support

APIs supported by Core i9-11900K and Core i7-11700 integrated GPUs, sometimes API versions are included.

DirectX12.112.1
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i9-11900K and Core i7-11700.

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.

i9-11900K 15.86
+21.1%
i7-11700 13.10

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.

i9-11900K 25193
+21.1%
i7-11700 20807

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.

i9-11900K 2391
+12.2%
i7-11700 2131

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.

i9-11900K 10979
+27.5%
i7-11700 8613

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i9-11900K 10545
+11.1%
i7-11700 9493

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i9-11900K 62024
+20.5%
i7-11700 51493

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i9-11900K 3.98
+5.3%
i7-11700 4.19

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i9-11900K 27
+34.9%
i7-11700 20

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

i9-11900K 2379
+34.6%
i7-11700 1767

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

i9-11900K 255
+9.4%
i7-11700 233

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i9-11900K 3.1
+11.9%
i7-11700 2.77

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i9-11900K 13
+8.3%
i7-11700 12

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i9-11900K 9030
+51.5%
i7-11700 5962

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i9-11900K 137
+47.2%
i7-11700 93

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i9-11900K 310
+15.8%
i7-11700 267

Geekbench 5.5 Multi-Core

i9-11900K 10483
+7.4%
i7-11700 9760

Blender(-)

i9-11900K 212
i7-11700 295
+39.2%

Geekbench 5.5 Single-Core

i9-11900K 1788
+6.3%
i7-11700 1681

7-Zip Single

i9-11900K 6347
+9.2%
i7-11700 5810

7-Zip

i9-11900K 59659
+33.3%
i7-11700 44752

WebXPRT 3

i9-11900K 284
+10.7%
i7-11700 256

Gaming performance

Pros & cons summary


Performance score 15.86 13.10
Power consumption (TDP) 125 Watt 65 Watt

i9-11900K has a 21.1% higher aggregate performance score.

i7-11700, on the other hand, has 92.3% lower power consumption.

The Core i9-11900K is our recommended choice as it beats the Core i7-11700 in performance tests.


Should you still have questions on choice between Core i9-11900K and Core i7-11700, ask them in Comments section, and we shall answer.

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Intel Core i9-11900K
Core i9-11900K
Intel Core i7-11700
Core i7-11700

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Community ratings

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Questions & comments

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