i5-11600K vs i5-11400F

VS

Aggregate performance score

Core i5-11400F
2021
6 cores / 12 threads, 65 Watt
10.71
Core i5-11600K
2021
6 cores / 12 threads, 125 Watt
12.32
+15%

Core i5-11600K outperforms Core i5-11400F by a moderate 15% based on our aggregate benchmark results.

Primary details

Comparing Core i5-11400F and Core i5-11600K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking731630
Place by popularity30not in top-100
Cost-effectiveness evaluation39.32no data
Market segmentDesktop processorDesktop processor
Power efficiency15.609.33
Architecture codenameRocket Lake (2021)Rocket Lake (2021)
Release date16 March 2021 (3 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$157no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-11400F and Core i5-11600K 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 cores6 (Hexa-Core)6 (Hexa-Core)
Threads1212
Base clock speed2.6 GHz3.9 GHz
Boost clock speed4.4 GHz4.9 GHz
Bus rate8 GT/s8 GT/s
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache12 MB (shared)12 MB (shared)
Chip lithography14 nm14 nm
Die size276 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 i5-11400F and Core i5-11600K 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)65 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-11400F and Core i5-11600K. 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++
vProno data+
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 i5-11400F and Core i5-11600K 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 i5-11400F and Core i5-11600K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-11400F and Core i5-11600K. 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 cardno dataIntel UHD Graphics 750
Max video memoryno data64 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.3 GHz
Execution Unitsno data32
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core i5-11400F and Core i5-11600K integrated GPUs.

Number of displays supportedno data3

Graphics image quality

Maximum display resolutions supported by Core i5-11400F and Core i5-11600K integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2160@60Hz
Max resolution over eDPno data5120 x 3200 @60Hz
Max resolution over DisplayPortno data5120 x 3200 @60Hz

Graphics API support

APIs supported by Core i5-11400F and Core i5-11600K integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core i5-11400F and Core i5-11600K.

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.

i5-11400F 10.71
i5-11600K 12.32
+15%

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.

i5-11400F 17006
i5-11600K 19576
+15.1%

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.

i5-11400F 1979
i5-11600K 2221
+12.2%

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.

i5-11400F 7599
i5-11600K 8611
+13.3%

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.

i5-11400F 6210
i5-11600K 9745
+56.9%

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.

i5-11400F 44220
i5-11600K 49408
+11.7%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i5-11400F 13359
i5-11600K 14519
+8.7%

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.

i5-11400F 4.09
+20.3%
i5-11600K 4.92

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.

i5-11400F 18
i5-11600K 19
+9.5%

Cinebench 15 64-bit multi-core

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

i5-11400F 1574
i5-11600K 1744
+10.8%

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.

i5-11400F 210
i5-11600K 238
+13.3%

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.

i5-11400F 2.23
i5-11600K 2.87
+28.7%

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.

i5-11400F 8.7
i5-11600K 9.7
+11.5%

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.

i5-11400F 7147
i5-11600K 7850
+9.8%

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.  

i5-11400F 92
i5-11600K 101
+10.1%

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.  

i5-11400F 258
i5-11600K 289
+12%

Geekbench 5.5 Multi-Core

i5-11400F 7681
i5-11600K 8430
+9.7%

Blender(-)

i5-11400F 290
+8.6%
i5-11600K 267

Geekbench 5.5 Single-Core

i5-11400F 1575
i5-11600K 1723
+9.4%

7-Zip Single

i5-11400F 5466
i5-11600K 6062
+10.9%

7-Zip

i5-11400F 41522
i5-11600K 44971
+8.3%

WebXPRT 3

i5-11400F 255
i5-11600K 272
+6.5%

Gaming performance

Pros & cons summary


Performance score 10.71 12.32
Power consumption (TDP) 65 Watt 125 Watt

i5-11400F has 92.3% lower power consumption.

i5-11600K, on the other hand, has a 15% higher aggregate performance score.

The Core i5-11600K is our recommended choice as it beats the Core i5-11400F in performance tests.


Should you still have questions on choice between Core i5-11400F and Core i5-11600K, ask them in Comments section, and we shall answer.

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Intel Core i5-11400F
Core i5-11400F
Intel Core i5-11600K
Core i5-11600K

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Community ratings

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Questions & comments

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