i9-11900KF vs Celeron N4020

Primary details

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

Place in the ranking	2475	426
Place by popularity	83	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Gemini Lake	no data
Power efficiency	15.33	11.92
Architecture codename	Gemini Lake Refresh (2019)	Rocket Lake (2021)
Release date	4 November 2019 (5 years ago)	16 March 2021 (3 years ago)

Detailed specifications

Celeron N4020 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 cores	2 (Dual-core)	8 (Octa-Core)
Threads	2	16
Base clock speed	1.1 GHz	3.5 GHz
Boost clock speed	2.8 GHz	5.2 GHz
Bus rate	15 MHz	8 GT/s
L1 cache	no data	64K (per core)
L2 cache	4 MB	256K (per core)
L3 cache	4 MB	16 MB (shared)
Chip lithography	14 nm	14 nm
Maximum core temperature	105 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Celeron N4020 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 configuration	1	1
Socket	FCBGA1090	FCLGA1200
Power consumption (TDP)	6 Watt	125 Watt

Technologies and extensions

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

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

Security technologies

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

TXT	no data	+
EDB	+	+
Secure Key	+	+
MPX	+	-
Identity Protection	+	+
SGX	Yes with Intel® ME	-
OS Guard	+	+
Anti-Theft	-	no data

Virtualization technologies

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

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

Memory specs

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

Supported memory types	DDR4	DDR4-3200
Maximum memory size	8 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	no data	50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 600	no data
Max video memory	8 GB	no data
Quick Sync Video	+	-
Graphics max frequency	650 MHz	no data
Execution Units	12	no data

Graphics interfaces

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

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
MIPI-DSI	+	no data

Graphics image quality

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

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2160@30Hz	no data
Max resolution over eDP	4096x2160@60Hz	no data
Max resolution over DisplayPort	4096x2160@60Hz	no data

Graphics API support

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

DirectX	12	no data
OpenGL	4.4	no data

Peripherals

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

PCIe version	2.0	4.0
PCI Express lanes	6	20
USB revision	2.0/3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Number of USB ports	8	no 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.

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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.

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Pros & cons summary

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Performance score	0.98	15.80
Recency	4 November 2019	16 March 2021
Physical cores	2	8
Threads	2	16
Power consumption (TDP)	6 Watt	125 Watt

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

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