i3-1305U vs Atom N270

Place in the ranking	3380	1147
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	Intel Raptor Lake-U
Power efficiency	3.41	34.89
Architecture codename	DiamondVille (2008−2009)	Raptor Lake-U (2023)
Release date	2 April 2008 (16 years ago)	4 January 2023 (1 year ago)
Launch price (MSRP)	$44	$309

Detailed specifications

Atom N270 and Core i3-1305U 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	1 (Single-Core)	5 (Penta-Core)
Threads	2	6
Base clock speed	1.6 GHz	1.6 GHz
Boost clock speed	0.1 GHz	4.5 GHz
Bus type	FSB	no data
Bus rate	533.33 MT/s	no data
Multiplier	12	no data
L1 cache	56 KB	80K (per core)
L2 cache	512 KB	1.25 MB (per core)
L3 cache	0 KB	10 MB (shared)
Chip lithography	45 nm	Intel 7 nm
Die size	25.9638 mm²	no data
Maximum core temperature	90 °C	100 °C
Number of transistors	47 Million	no data
64 bit support	-	+
Windows 11 compatibility	-	+
VID voltage range	0.9V-1.1625V	no data

Compatibility

Information on Atom N270 and Core i3-1305U 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 (Uniprocessor)	1
Socket	PBGA437	FCBGA1744
Power consumption (TDP)	2.5 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom N270 and Core i3-1305U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE, Intel® SSE2, Intel® SSE3, Intel® SSSE3	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	-	no data
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Demand Based Switching	-	no data
FSB parity	-	no data
Deep Learning Boost	-	+

Security technologies

Atom N270 and Core i3-1305U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom N270 and Core i3-1305U are enumerated here.

VT-d	-	+
VT-x	-	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom N270 and Core i3-1305U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR5-5200, DDR4-3200, LPDDR4x-4267
Maximum memory size	8 GB	96 GB
Max memory channels	no data	2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	-	Intel UHD Graphics for 13th Gen Intel Processors
Quick Sync Video	-	+
Graphics max frequency	-	1.25 GHz
Execution Units	-	64

Graphics interfaces

Available interfaces and connections of Atom N270 and Core i3-1305U integrated GPUs.

Number of displays supported

Graphics image quality

Maximum display resolutions supported by Atom N270 and Core i3-1305U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	-	4096 x 2304 @ 60Hz
Max resolution over eDP	-	4096 x 2304 @ 120Hz
Max resolution over DisplayPort	-	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Atom N270 and Core i3-1305U integrated GPUs, sometimes API versions are included.

DirectX	-	12.1
OpenGL	-	4.6

Peripherals

Specifications and connection of peripherals supported by Atom N270 and Core i3-1305U.

PCIe version	no data	4.0
PCI Express lanes	no data	8

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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.

Atom N270 0.09

i3-1305U 5.53
+6044%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Atom N270 136

i3-1305U 8789
+6363%

Gaming performance

Pros & cons summary

Performance score	0.09	5.53
Recency	2 April 2008	4 January 2023
Physical cores	1	5
Threads	2	6
Power consumption (TDP)	2 Watt	15 Watt

Atom N270 has 650% lower power consumption.

i3-1305U, on the other hand, has a 6044.4% higher aggregate performance score, an age advantage of 14 years, and 400% more physical cores and 200% more threads.

The Core i3-1305U is our recommended choice as it beats the Atom N270 in performance tests.

Should you still have questions on choice between Atom N270 and Core i3-1305U, ask them in Comments section, and we shall answer.