3 N355 vs 5 120U

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	792	1149
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Raptor Lake-U	no data
Power efficiency	69.30	40.59
Designer	Intel	Intel
Manufacturer	Intel	Intel
Architecture codename	Raptor Lake-U Refresh (2024)	Twin Lake (2024−2025)
Release date	8 January 2024 (1 year ago)	7 January 2025 (less than a year ago)

Detailed specifications

Core 5 120U and Core 3 N355 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	10 (Deca-Core)	8 (Octa-Core)
Performance-cores	2	no data
Efficient-cores	8	no data
Threads	12	8
Base clock speed	1.4 GHz	0.1 GHz
Boost clock speed	5 GHz	3.9 GHz
Bus rate	55 MHz	no data
L1 cache	80 KB (per core)	96 KB (per core)
L2 cache	1.25 MB (per core)	2 MB (shared)
L3 cache	12 MB (shared)	6 MB (shared)
Chip lithography	Intel 7 nm	Intel 7 nm
Maximum core temperature	100 °C	105 °C
64 bit support	+	+

Compatibility

Information on Core 5 120U and Core 3 N355 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	FCBGA1744	FCBGA1264
Power consumption (TDP)	15 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 5 120U and Core 3 N355. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Hyper-Threading Technology	+	-
TSX	+	-
Thermal Monitoring	+	+
Flex Memory Access	+	no data
GPIO	no data	+
Deep Learning Boost	+	-

Security technologies

Core 5 120U and Core 3 N355 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 5 120U and Core 3 N355 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 5 120U and Core 3 N355. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-5200, DDR4-3200, LPDDR4x-4267	DDR4, DDR5
Maximum memory size	96 GB	16 GB
Max memory channels	2	1

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Graphics	Intel® Graphics
Quick Sync Video	+	+
Graphics max frequency	1.3 GHz	1.35 GHz
Execution Units	80	32

Graphics interfaces

Available interfaces and connections of Core 5 120U and Core 3 N355 integrated GPUs.

Number of displays supported

4

3

Graphics image quality

Maximum display resolutions supported by Core 5 120U and Core 3 N355 integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	4096 x 2304 @ 60Hz	4096 x 2160@60Hz
Max resolution over eDP	4096 x 2304 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	4096 x 2160@60Hz

Graphics API support

APIs supported by Core 5 120U and Core 3 N355 integrated GPUs, sometimes API versions are included.

DirectX	12.1	12.1
OpenGL	4.6	4.6

Peripherals

Specifications and connection of peripherals supported by Core 5 120U and Core 3 N355.

PCIe version	4.0	3.0
PCI Express lanes	8	9
USB revision	no data	2.0/3.2

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.

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Pros & cons summary

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Performance score	10.86	6.36
Recency	8 January 2024	7 January 2025
Physical cores	10	8
Threads	12	8

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