i3-1215U vs i5-11600K

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Aggregate performance score

Core i5-11600K
2021
6 cores / 12 threads, 125 Watt
12.32
+80.6%
Core i3-1215U
2022
6 cores / 8 threads, 15 Watt
6.82

Core i5-11600K outperforms Core i3-1215U by an impressive 81% based on our aggregate benchmark results.

Primary details

Comparing Core i5-11600K and Core i3-1215U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking6301029
Place by popularitynot in top-10017
Market segmentDesktop processorLaptop
Seriesno dataIntel Alder Lake-M
Power efficiency9.3343.03
Architecture codenameRocket Lake (2021)Alder Lake-U (2022)
Release date16 March 2021 (3 years ago)23 February 2022 (2 years ago)

Detailed specifications

Core i5-11600K and Core i3-1215U 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)
Threads128
Base clock speed3.9 GHz1.2 GHz
Boost clock speed4.9 GHz4.4 GHz
Bus rate8 GT/sno data
L1 cache64K (per core)80K (per core)
L2 cache256K (per core)1.25 MB (per core)
L3 cache12 MB (shared)10 MB (shared)
Chip lithography14 nmIntel 7 nm
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Core i5-11600K and Core i3-1215U 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
Socket1200FCBGA1744
Power consumption (TDP)125 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-11600K and Core i3-1215U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.0no data
Hyper-Threading Technology++
TSX++
Idle States+no data
Thermal Monitoring++
Flex Memory Accessno data+
SIPP+-
Turbo Boost Max 3.0-no data
Deep Learning Boost++

Security technologies

Core i5-11600K and Core i3-1215U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-11600K and Core i3-1215U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-11600K and Core i3-1215U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4, DDR5
Maximum memory size128 GB64 GB
Max memory channels22
Maximum memory bandwidth50 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel UHD Graphics 750Intel UHD Graphics for 12th Gen Intel Processors
Max video memory64 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.3 GHz1.1 GHz
Execution Units3264
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-11600K and Core i3-1215U integrated GPUs.

Number of displays supported34

Graphics image quality

Maximum display resolutions supported by Core i5-11600K and Core i3-1215U integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2160@60Hz4096 x 2304 @ 60Hz
Max resolution over eDP5120 x 3200 @60Hz4096 x 2304 @ 120Hz
Max resolution over DisplayPort5120 x 3200 @60Hz7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i5-11600K and Core i3-1215U integrated GPUs, sometimes API versions are included.

DirectX12.112.1
OpenGL4.54.6

Peripherals

Specifications and connection of peripherals supported by Core i5-11600K and Core i3-1215U.

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.

i5-11600K 12.32
+80.6%
i3-1215U 6.82

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.

i5-11600K 19575
+80.7%
i3-1215U 10830

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.

i5-11600K 2221
+20.4%
i3-1215U 1844

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.

i5-11600K 8613
+76.4%
i3-1215U 4884

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.

i5-11600K 9745
+23.7%
i3-1215U 7879

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.

i5-11600K 49408
+154%
i3-1215U 19430

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.

i5-11600K 4.92
i3-1215U 3.41
+44.3%

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.

i5-11600K 19
+75.8%
i3-1215U 11

Cinebench 15 64-bit multi-core

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

i5-11600K 1744
+116%
i3-1215U 809

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.

i5-11600K 238
+9.4%
i3-1215U 218

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.

i5-11600K 2.87
+2.9%
i3-1215U 2.79

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.

i5-11600K 9.7
i3-1215U 11.6
+19.6%

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.

i5-11600K 7850
i3-1215U 7944
+1.2%

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.  

i5-11600K 101
+101%
i3-1215U 50

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.  

i5-11600K 289
+45%
i3-1215U 199

Geekbench 5.5 Multi-Core

i5-11600K 8430
+60.3%
i3-1215U 5259

Blender(-)

i5-11600K 267
i3-1215U 665
+149%

Geekbench 5.5 Single-Core

i5-11600K 1723
+12%
i3-1215U 1539

7-Zip Single

i5-11600K 6062
+20.5%
i3-1215U 5032

7-Zip

i5-11600K 44971
+96.5%
i3-1215U 22883

WebXPRT 3

i5-11600K 272
i3-1215U 312
+14.9%

CrossMark Overall

i5-11600K 1652
+30.4%
i3-1215U 1267

Gaming performance

Pros & cons summary


Performance score 12.32 6.82
Integrated graphics card 4.50 5.58
Recency 16 March 2021 23 February 2022
Threads 12 8
Power consumption (TDP) 125 Watt 15 Watt

i5-11600K has a 80.6% higher aggregate performance score, and 50% more threads.

i3-1215U, on the other hand, has 24% faster integrated GPU, an age advantage of 11 months, and 733.3% lower power consumption.

The Core i5-11600K is our recommended choice as it beats the Core i3-1215U in performance tests.

Note that Core i5-11600K is a desktop processor while Core i3-1215U is a notebook one.


Should you still have questions on choice between Core i5-11600K and Core i3-1215U, ask them in Comments section, and we shall answer.

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Intel Core i5-11600K
Core i5-11600K
Intel Core i3-1215U
Core i3-1215U

Similar processor comparisons

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Community ratings

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Questions & comments

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