i3-N305 vs i3-1305U

Primary details

Comparing Core i3-1305U and Core i3-N305 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1158	1074
Place by popularity	not in top-100	78
Market segment	Laptop	Laptop
Series	Intel Raptor Lake-U	no data
Power efficiency	34.93	39.60
Architecture codename	Raptor Lake-U (2023)	Alder Lake-N (2023)
Release date	4 January 2023 (1 year ago)	3 January 2023 (1 year ago)
Launch price (MSRP)	$309	$309

Detailed specifications

Core i3-1305U and Core i3-N305 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	5 (Penta-Core)	8 (Octa-Core)
Performance-cores	1	no data
Efficient-cores	4	no data
Threads	6	8
Base clock speed	1.6 GHz	0.1 GHz
Boost clock speed	4.5 GHz	3.8 GHz
L1 cache	80K (per core)	96 KB (per core)
L2 cache	1.25 MB (per core)	2 MB (per module)
L3 cache	10 MB (shared)	6 MB (shared)
Chip lithography	Intel 7 nm	Intel 7 nm
Maximum core temperature	100 °C	105 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Core i3-1305U and Core i3-N305 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 i3-1305U and Core i3-N305. 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
GPIO	no data	+
Deep Learning Boost	+	-

Security technologies

Core i3-1305U and Core i3-N305 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 i3-1305U and Core i3-N305 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-1305U and Core i3-N305. 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 UHD Graphics for 13th Gen Intel Processors	Intel UHD Graphics
Quick Sync Video	+	+
Graphics max frequency	1.25 GHz	1.25 GHz
Execution Units	64	32

Graphics interfaces

Available interfaces and connections of Core i3-1305U and Core i3-N305 integrated GPUs.

Number of displays supported

4

3

Graphics image quality

Maximum display resolutions supported by Core i3-1305U and Core i3-N305 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 i3-1305U and Core i3-N305 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 i3-1305U and Core i3-N305.

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. 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	5.54	6.28
Physical cores	5	8
Threads	6	8

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Should you still have questions on choice between Core i3-1305U and Core i3-N305, ask them in Comments section, and we shall answer.

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