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Intel Core i3-N305 vs Intel Core Ultra 7 265K

Last updated: 2026-07-03

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 2 - 40 %

Intel Core i3-N305

Rank 1 - 100 %

Intel Core Ultra 7 265K

Multi-core performance

Rank 2 - 20 %

Intel Core i3-N305

Rank 1 - 100 %

Intel Core Ultra 7 265K

Geekbench 6 Single-Core
Single-core performance

8C / 8T · 3.80 GHz

1,280

20C / 20T · 5.50 GHz

3,210

Geekbench 6 Multi-Core
Multi-core performance

8C / 8T · 3.20 GHz

4,965

20C / 20T · 5.20 GHz

21,640

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel UHD Graphics 13th Gen (32 EU)

640

Intel Xe 4 Core Graphics 64 EUs (Arrow Lake)

1,989

More benchmarks

Cinebench 2026 (ST)
218 entries

Cinebench 2026 (MC)
219 entries

Cinebench 2024 (SC)
427 entries

Cinebench 2024 (MC)
422 entries

Cinebench R23 (SC)
690 entries

Cinebench R23 (MC)
665 entries

Geekbench 6 (SC)
1,989 entries

Geekbench 6 (MC)
1,927 entries

Geekbench 5 (SC)
2,512 entries

Geekbench 5 (MC)
2,483 entries

FP32 SP (iGPU)
2,219 entries

PassMark CPU-Mark
2,504 entries

CPU-Z Benchmark 17 (SC)
250 entries

CPU-Z Benchmark 17 (MC)
751 entries

CPU performance per watt (efficiency)
140 entries

AI performance (NPU)
218 entries

Specifications

At a glance

Wischen	Intel Core i3-N305	Intel Core Ultra 7 265K
Family	Intel Core i3 (205)	Intel Core Ultra 7 (31)
CPU group	Intel Core i N300 (2)	Intel Core Ultra 200 AL-S (20)
Architecture	Alder Lake N	Arrow Lake
Technology	10 nm	3 nm
Segment	Notebook	Desktop
Socket	BGA	LGA 1851
Predecessor
Successor

CPU Cores and Base Frequency

Wischen	Intel Core i3-N305	Intel Core Ultra 7 265K
CPU Cores / Threads	8 / 8	20 / 20
Hyperthreading / SMT	✗	✗
Core architecture	normal	hybrid (big.LITTLE)
Core Cluster 1:	8x Gracemont 1.80 - 3.80 GHz	8x Lion Cove 3.90 - 5.50 GHz
Core Cluster 2:		12x Skymont 3.30 - 4.60 GHz
L2-Cache	8.00 MB	36.00 MB
L3-Cache	6.00 MB	30.00 MB
Overclocking	✗	✓

Integrated graphics (iGPU)

Wischen	Intel Core i3-N305	Intel Core Ultra 7 265K
GPU name	Intel UHD Graphics 13th Gen (32 EU)	Intel Xe 4 Core Graphics 64 EUs (Arrow Lake)
GPU frequency	0.30 - 1.25 GHz	0.30 - 2.00 GHz
CUs / Shader	32 / 256	4 / 512
Raytracing	✗	✓
Max. displays	3	3
Max. GPU Memory	64 GB	32 GB
Technology	10 nm	5 nm
Release date	Q1/2023	Q3/2024

NPU AI performance

Wischen	Intel Core i3-N305	Intel Core Ultra 7 265K
AI hardware		Intel® AI Boost
AI specifications		Intel AI Boost NPU 4 @ 13 TOPS
NPU + CPU + iGPU		37 TOPS

Memory & PCIe

Wischen	Intel Core i3-N305	Intel Core Ultra 7 265K
Memory	LPDDR5-4800 (38.4 GB/s) DDR5-4800 (38.4 GB/s) DDR4-3200 (25.6 GB/s)	DDR5-6400 (102.4 GB/s)
Max. Memory	16 GB	256 GB
Memory channels	1	2
ECC	No	Yes
PCIe	3.0 x 9	5.0 x 20
PCIe Bandwidth	8.9 GB/s	78.8 GB/s

Thermal Management

Wischen	Intel Core i3-N305	Intel Core Ultra 7 265K
TDP	15 W	125 W
TDP (PL2)		177 W
TDP up		250 W
TDP down	9 W
T. junction max.	105 °C	105 °C

Technical details

Wischen	Intel Core i3-N305	Intel Core Ultra 7 265K
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Windows 11, Linux	Windows 11, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2, AVX, AVX2	SSE4.1, SSE4.2, AVX2
Release date	Q1/2023	Q4/2024
Release price	309 $	394 $
Documents	Technical data sheet	Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i3-N305 is 4.3 stars (195 ratings), while Intel Core Ultra 7 265K has received 4.3 stars (267 ratings).

Click on the stars to rate one or both processors.

Intel Core i3-N305
8C / 8T · 1.80 - 3.80 GHz

★★★★★

Intel Core Ultra 7 265K
20C / 20T · 3.90 - 5.50 GHz

★★★★★