3 N355 vs i7-1280P

Primary details

Comparing Core i7-1280P and Core 3 N355 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	616	1048
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Alder Lake-P	no data
Power efficiency	43.22	no data
Architecture codename	Alder Lake-P (2022)	no data
Release date	23 February 2022 (2 years ago)	1 January 2025 (less than a year ago)

Detailed specifications

Core i7-1280P 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	14 (Tetradeca-Core)	8 (Octa-Core)
Performance-cores	6	no data
Efficient-cores	8	no data
Threads	20	8
Base clock speed	1.8 GHz	no data
Boost clock speed	4.8 GHz	3.9 GHz
L1 cache	80K (per core)	no data
L2 cache	1.25 MB (per core)	no data
L3 cache	24 MB (shared)	6 MB Intel® Smart Cache
Chip lithography	Intel 7 nm	Intel 7 nm
Die size	217 mm2	no data
Maximum core temperature	100 °C	105 °C
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Core i7-1280P 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)	28 Watt	no data

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-1280P 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	+	-
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Hyper-Threading Technology	+	-
TSX	+	-
Thermal Monitoring	+	+
Flex Memory Access	+	no data
SIPP	+	-
GPIO	no data	+
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	-

Security technologies

Core i7-1280P 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 i7-1280P 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 i7-1280P and Core 3 N355. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR5	DDR4-3200, DDR5-4800, LPDDR5-4800
Maximum memory size	64 GB	16 GB
Max memory channels	2	1

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Iris® Xe Graphics eligible	Intel® Graphics
Quick Sync Video	+	+
Graphics max frequency	1.45 GHz	1.35 GHz
Execution Units	96	32

Graphics interfaces

Available interfaces and connections of Core i7-1280P and Core 3 N355 integrated GPUs.

Number of displays supported

4

3

Graphics image quality

Maximum display resolutions supported by Core i7-1280P 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 i7-1280P 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 i7-1280P and Core 3 N355.

PCIe version	4.0	no data
PCI Express lanes	20	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. 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	12.70	6.82
Recency	23 February 2022	1 January 2025
Physical cores	14	8
Threads	20	8

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Should you still have questions on choice between Core i7-1280P and Core 3 N355, ask them in Comments section, and we shall answer.

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