Intel Core i3 N305

Cores: 8
L3 cache: 6MB (shared)
TDP: 9-15 W
Transistor size: 10 nm

Core i3 N305 - laptop processor produced by Intel for socket BGA-1744 that has 8 cores and 8 threads. The base clock frequency of the CPU is 1800 MHz. The size of the L3 cache is 6 MB. Please note that this chip has integrated graphics Intel UHD Graphics (32EU).

Review

Single-Core Performance

38

Multi-Core Performance

14

Power Efficiency

59

Integrated Graphics

30

NanoReview Final Score

31

Compare Intel Core i3 N305 with other CPUs

Cinebench

Reputable cross-platform benchmark for high-performance processors

Cinebench 2024 (Single)

60

Cinebench 2024 (Multi)

242

Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps

Geekbench 6 (Single-Core)

1339

Geekbench 6 (Multi-Core)

5277

File compression	447.7 MB/sec
Clang compilation	41.7 Klines/sec
HTML 5 Browser	123.7 pages/sec
PDF Renderer	162.8 Mpixels/sec
Text processing	167.4 pages/sec
Background blur	25 images/sec
Photo processing	42.1 images/sec
Ray tracing	7.03 Mpixels/sec

Sources: GeekBench [1] – 789 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions

Passmark CPU (Single-Core)

2040

Passmark CPU (Multi-Core)

9377

Integer math	32.8 GOps/sec
Floating point math	21.9 GOps/sec
Find prime numbers	23M Primes/sec
Random string sorting	13.8M Strings/sec
Data encryption	7.6 GBytes/sec
Data compression	111 MBytes/sec
Physics	527 Frames/sec
Extended instructions	5.7B Matrices/sec

Sources: PassMark [3] – 1152 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)

Blender CPU

58.26

Performance Per Watt

Shows the score you get per each watt of PL1 TDP

Cinebench 2024 / Watt	16.1 PPW
Geekbench 6 Multi / Watt	351.8 PPW
Passmark CPU Mark / Watt	625.1 PPW
Blender / Watt	3.88 PPW

These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users

Date	Benchmark	Result
📘 2025-10-13 (Aleman82)	Geekbench 6 CPU	1264 / 3791
📘 2025-10-08 (Kbzabeto82)	Geekbench 6 CPU	1264 / 3791

Add View all (2)

General

Vendor	Intel
Released	January 3, 2023
Type	Laptop
Instruction Set	x86-64
Codename	Alder Lake
Model number	i3-N305
Integrated GPU	UHD Graphics (32EU)

CPU

Efficient Cores
E-Cores	8
E-Threads	8
Base Frequency (E)	1.8 GHz
Turbo Boost Frequency (E)	3.9 GHz

Total
Total Cores	8
Total Threads	8
Bus Frequency	100 MHz
Multiplier	18x
L1 Cache	96K (per core)
L2 Cache	2MB (shared)
L3 Cache	6MB (shared)
Unlocked Multiplier	No

Package

Fabrication Process	10 nm
TDP (PL1)	9-15 W (configurable)
Socket	BGA-1744
Peak Temperature	105°C

iGPU

Integrated Graphics	Intel UHD Graphics (32EU)
GPU Base Clock	300 MHz
GPU Boost Clock	1250 MHz
Shading Units	256
TMUs	16
ROPs	8
Execution Units	32
TGP	15 W

iGPU FLOPS

0.6 TFLOPS

See also: Intel UHD Graphics Xe (32 EU) – integrated graphics of Intel Core i3 N305

Memory Support

Memory Types	- DDR5-4800 - DDR4-3200 - LPDDR5-4800
Max. Memory Size	16 GB
Memory Channels	1
ECC Support	No

Misc

Official Site	Intel Core i3 N305 official page
PCI Express Version	3.0
PCI Express Lanes	9
Technologies	- Compute: AVX-VNNI, CLMUL, SHA - Performance: EIST, TBT 2.0 - Virtualization: VT-d, VT-x - Security: RDRAND, SGX, TXT

Competitors

1. Intel Core i3 N305 vs Intel Core i3 1215U (6)

2. Intel Core i3 N305 vs AMD Ryzen 3 7320U (2)

3. Intel Core i3 N305 vs Intel Core i3 1115G4 (2)

4. Intel Core i3 N305 vs AMD Ryzen 5 7520U (4)

5. Intel Core i3 N305 vs Intel Processor N100

Compare other CPUs (460+)