3 N355 vs Ultra 5 134U

Primary details

Comparing Core Ultra 5 134U and Core 3 N355 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	999	1048
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Meteor Lake-U	no data
Power efficiency	78.46	no data
Architecture codename	Meteor Lake-U (2023)	no data
Release date	14 December 2023 (1 year ago)	1 January 2025 (less than a year ago)
Launch price (MSRP)	$332	no data

Detailed specifications

Core Ultra 5 134U 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	12 (Dodeca-Core)	8 (Octa-Core)
Performance-cores	2	no data
Efficient-cores	8	no data
Low Power Efficient-cores	2	no data
Threads	14	8
Base clock speed	0.7 GHz	no data
Boost clock speed	4.4 GHz	3.9 GHz
L1 cache	112 KB (per core)	no data
L2 cache	2 MB (per core)	no data
L3 cache	12 MB (shared)	6 MB Intel® Smart Cache
Chip lithography	Intel 4 nm	Intel 7 nm
Maximum core temperature	110 °C	105 °C
64 bit support	+	+

Compatibility

Information on Core Ultra 5 134U 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	FCBGA2551	FCBGA1264
Power consumption (TDP)	9 Watt	no data

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 5 134U 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	+	+
AVX	+	-
vPro	+	no data
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	+	-
Supported AI Software Frameworks	OpenVINO™, WindowsML, ONNX RT	-

Security technologies

Core Ultra 5 134U 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 Ultra 5 134U 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 Ultra 5 134U and Core 3 N355. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	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® Graphics	Intel® Graphics
Quick Sync Video	+	+
Graphics max frequency	1.75 GHz	1.35 GHz
Execution Units	no data	32

Graphics interfaces

Available interfaces and connections of Core Ultra 5 134U and Core 3 N355 integrated GPUs.

Number of displays supported

3

3

Graphics image quality

Maximum display resolutions supported by Core Ultra 5 134U 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 (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)	4096 x 2160@60Hz
Max resolution over eDP	3840x2400 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	4096 x 2160@60Hz

Graphics API support

APIs supported by Core Ultra 5 134U and Core 3 N355 integrated GPUs, sometimes API versions are included.

DirectX	12.2	12.1
OpenGL	4.6	4.6

Peripherals

Specifications and connection of peripherals supported by Core Ultra 5 134U and Core 3 N355.

PCIe version	4.0	no data
PCI Express lanes	8	9
PCI support	4.0 and 3.0	no data
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	7.41	6.82
Recency	14 December 2023	1 January 2025
Physical cores	12	8
Threads	14	8

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Should you still have questions on choice between Core Ultra 5 134U and Core 3 N355, ask them in Comments section, and we shall answer.

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