i9-11900K vs Celeron N4020

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Aggregate performance score

Celeron N4020
2019
2 cores / 2 threads, 6 Watt
0.97
Core i9-11900K
2021
8 cores / 16 threads, 125 Watt
15.86
+1535%

Core i9-11900K outperforms Celeron N4020 by a whopping 1535% based on our aggregate benchmark results.

Primary details

Comparing Celeron N4020 and Core i9-11900K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2491428
Place by popularity94not in top-100
Cost-effectiveness evaluationno data18.95
Market segmentLaptopDesktop processor
SeriesIntel Gemini Lakeno data
Power efficiency15.2211.94
Architecture codenameGemini Lake Refresh (2019)Rocket Lake (2021)
Release date4 November 2019 (5 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)no data$539

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Celeron N4020 and Core i9-11900K 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 cores2 (Dual-core)8 (Octa-Core)
Threads216
Base clock speed1.1 GHz3.5 GHz
Boost clock speed2.8 GHz5.2 GHz
Bus rate15 MHz8 GT/s
L1 cacheno data80 KB (per core)
L2 cache4 MB512 KB (per core)
L3 cache4 MB16 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data276 mm2
Maximum core temperature105 °C100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Celeron N4020 and Core i9-11900K 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
SocketFCBGA1090FCLGA1200
Power consumption (TDP)6 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N4020 and Core i9-11900K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shift-no data
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
TSX-+
Idle States++
Thermal Monitoring++
SIPP-+
Smart Response-no data
GPIO+no data
Turbo Boost Max 3.0-+
Deep Learning Boost-+

Security technologies

Celeron N4020 and Core i9-11900K technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Key++
MPX+-
Identity Protection++
SGXYes with Intel® ME-
OS Guard++
Anti-Theft-no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron N4020 and Core i9-11900K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron N4020 and Core i9-11900K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size8 GB128 GB
Max memory channels22
Maximum memory bandwidthno data50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel UHD Graphics 600Intel UHD Graphics 750
Max video memory8 GB64 GB
Quick Sync Video++
Clear Videono data+
Clear Video HDno data+
Graphics max frequency650 MHz1.3 GHz
Execution Units1232
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Celeron N4020 and Core i9-11900K integrated GPUs.

Number of displays supported33
eDP+no data
DisplayPort+-
HDMI+-
MIPI-DSI+no data

Graphics image quality

Maximum display resolutions supported by Celeron N4020 and Core i9-11900K integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2160@30Hz4096x2160@60Hz
Max resolution over eDP4096x2160@60Hz5120 x 3200 @60Hz
Max resolution over DisplayPort4096x2160@60Hz5120 x 3200 @60Hz

Graphics API support

APIs supported by Celeron N4020 and Core i9-11900K integrated GPUs, sometimes API versions are included.

DirectX1212.1
OpenGL4.44.5

Peripherals

Specifications and connection of peripherals supported by Celeron N4020 and Core i9-11900K.

PCIe version2.04.0
PCI Express lanes620
USB revision2.0/3.0no data
Total number of SATA ports2no data
Max number of SATA 6 Gb/s Ports2no data
Number of USB ports8no data
Integrated LAN-no data
UART+no data

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.

Celeron N4020 0.97
i9-11900K 15.86
+1535%

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.

Celeron N4020 1548
i9-11900K 25198
+1528%

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.

Celeron N4020 343
i9-11900K 2392
+597%

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.

Celeron N4020 547
i9-11900K 10985
+1908%

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.

Celeron N4020 2184
i9-11900K 10545
+383%

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.

Celeron N4020 4427
i9-11900K 62024
+1301%

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.

Celeron N4020 29.66
i9-11900K 3.98
+645%

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.

Celeron N4020 2
i9-11900K 27
+1465%

Cinebench 15 64-bit multi-core

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

Celeron N4020 127
i9-11900K 2379
+1772%

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.

Celeron N4020 74
i9-11900K 255
+246%

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.

Celeron N4020 0.94
i9-11900K 3.1
+230%

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.

Celeron N4020 1
i9-11900K 13
+1268%

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.

Celeron N4020 766
i9-11900K 9030
+1079%

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.  

Celeron N4020 10
i9-11900K 137
+1274%

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.  

Celeron N4020 50
i9-11900K 310
+518%

Geekbench 5.5 Multi-Core

Celeron N4020 836
i9-11900K 10483
+1154%

Blender(-)

Celeron N4020 4064
+1818%
i9-11900K 212

Geekbench 5.5 Single-Core

Celeron N4020 462
i9-11900K 1788
+287%

7-Zip Single

Celeron N4020 2456
i9-11900K 6347
+158%

7-Zip

Celeron N4020 4498
i9-11900K 59659
+1226%

WebXPRT 3

Celeron N4020 80
i9-11900K 284
+253%

WebXPRT 4 Overall

Celeron N4020 55
i9-11900K 247
+347%

Gaming performance

Pros & cons summary


Performance score 0.97 15.86
Integrated graphics card 0.87 4.50
Recency 4 November 2019 16 March 2021
Physical cores 2 8
Threads 2 16
Power consumption (TDP) 6 Watt 125 Watt

Celeron N4020 has 1983.3% lower power consumption.

i9-11900K, on the other hand, has a 1535.1% higher aggregate performance score, 417.2% faster integrated GPU, an age advantage of 1 year, and 300% more physical cores and 700% more threads.

The Core i9-11900K is our recommended choice as it beats the Celeron N4020 in performance tests.

Be aware that Celeron N4020 is a notebook processor while Core i9-11900K is a desktop one.


Should you still have questions on choice between Celeron N4020 and Core i9-11900K, ask them in Comments section, and we shall answer.

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Intel Celeron N4020
Celeron N4020
Intel Core i9-11900K
Core i9-11900K

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Community ratings

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