Celeron N4020C vs Ultra 7 155H

Primary details

Comparing Core Ultra 7 155H and Celeron N4020C processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	413	2452
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Meteor Lake-H	no data
Architecture codename	Meteor Lake-H (2023)	no data
Release date	14 December 2023 (less than a year ago)	1 January 2021 (3 years ago)

Detailed specifications

Core Ultra 7 155H and Celeron N4020C 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	16 (Hexadeca-Core)	2 (Dual-core)
Threads	22	2
Base clock speed	3.8 GHz	1.1 GHz
Boost clock speed	4.8 GHz	2.8 GHz
L1 cache	112 KB (per core)	no data
L2 cache	2 MB (per core)	no data
L3 cache	24 MB	4 MB
Chip lithography	Intel 4 nm	14 nm
Maximum core temperature	110 °C	105 °C
64 bit support	+	+
Windows 11 compatibility	no data	-

Compatibility

Information on Core Ultra 7 155H and Celeron N4020C 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	FCBGA2049	FCBGA1090
Power consumption (TDP)	28 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Celeron N4020C. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.2
AES-NI	+	+
AVX	+	-
vPro	+	-
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	-
Turbo Boost Technology	no data	-
Hyper-Threading Technology	+	-
TSX	+	-
Idle States	no data	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
Smart Response	no data	-
GPIO	no data	+
Turbo Boost Max 3.0	+	-
Status	Launched	Launched
Deep Learning Boost	+	-
Supported AI Software Frameworks	OpenVINO™, WindowsML, ONNX RT	-

Security technologies

Core Ultra 7 155H and Celeron N4020C technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 155H and Celeron N4020C are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Celeron N4020C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5	DDR4/LPDDR4 up to 2400 MT/s
Maximum memory size	96 GB	8 GB
Max memory channels	2	2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Arc™ graphics	Intel UHD Graphics 600
Max video memory	no data	8 GB
Quick Sync Video	+	+
Graphics max frequency	2.25 GHz	650 MHz
Execution Units	no data	12

Graphics interfaces

Available interfaces and connections of Core Ultra 7 155H and Celeron N4020C integrated GPUs.

Number of displays supported	4	3
eDP	no data	+
DisplayPort	-	+
HDMI	-	+
MIPI-DSI	no data	+

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 155H and Celeron N4020C integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)	4096x2160@30Hz
Max resolution over eDP	3840x2400 @ 120Hz	4096x2160@60Hz
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	4096x2160@60Hz

Graphics API support

APIs supported by Core Ultra 7 155H and Celeron N4020C integrated GPUs, sometimes API versions are included.

DirectX	12.2	12
OpenGL	4.6	4.4

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 155H and Celeron N4020C.

PCIe version	5.0	2.0
PCI Express lanes	8	6
PCI support	5.0 and 4.0	no data
USB revision	no data	2.0/3.0
Total number of SATA ports	no data	2
Max number of SATA 6 Gb/s Ports	no data	2
Number of USB ports	no data	8
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.

Pros & cons summary

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Performance score	16.29	0.99
Recency	14 December 2023	1 January 2021
Physical cores	16	2
Threads	22	2
Power consumption (TDP)	28 Watt	6 Watt

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Should you still have questions on choice between Core Ultra 7 155H and Celeron N4020C, ask them in Comments section, and we shall answer.

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