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Intel Core Ultra 7 265KF vs Intel Atom Z3735F

Last updated: 2026-07-04

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 1 - 100 %

Intel Core Ultra 7 265KF

Rank 2 - 5 %

Intel Atom Z3735F

Multi-core performance

Rank 1 - 100 %

Intel Core Ultra 7 265KF

Rank 2 - 1 %

Intel Atom Z3735F

Geekbench 6 Single-Core
Single-core performance

20C / 20T · 5.50 GHz

3,210

4C / 4T · 1.83 GHz

146

Geekbench 6 Multi-Core
Multi-core performance

20C / 20T · 5.20 GHz

21,640

4C / 4T · 1.83 GHz

392

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

Geekbench 3 (SC)
945 entries

Geekbench 3 (MC)
941 entries

Cinebench R11.5 (SC)
826 entries

Cinebench R11.5 (MC)
837 entries

Cinebench R11.5 iGPU
383 entries

CPU performance per watt (efficiency)
140 entries

AI performance (NPU)
218 entries

Specifications

At a glance

Wischen	Intel Core Ultra 7 265KF	Intel Atom Z3735F
Family	Intel Core Ultra 7 (31)	Intel Atom (108)
CPU group	Intel Core Ultra 200 AL-S (20)	Intel Atom Z3700 (16)
Architecture	Arrow Lake	Bay Trail
Technology	3 nm	22 nm
Segment	Desktop	Notebook
Socket	LGA 1851	BGA 592
Predecessor
Successor

CPU Cores and Base Frequency

Wischen	Intel Core Ultra 7 265KF	Intel Atom Z3735F
CPU Cores / Threads	20 / 20	4 / 4
Hyperthreading / SMT	✗	✗
Core architecture	hybrid (big.LITTLE)	normal
Core Cluster 1:	8x Lion Cove 3.90 - 5.50 GHz	4x 1.33 - 1.83 GHz
Core Cluster 2:	12x Skymont 3.30 - 4.60 GHz
L2-Cache	36.00 MB
L3-Cache	30.00 MB	2.00 MB
Overclocking	✓	✗

Integrated graphics (iGPU)

Wischen	Intel Core Ultra 7 265KF	Intel Atom Z3735F
GPU name	no iGPU	Intel HD Graphics (Bay Trail GT1)
GPU frequency		0.31 - 0.65 GHz
CUs / Shader	/	4 / 32
Raytracing	✗	✗
Max. displays		2
Max. GPU Memory		2 GB
Technology		22 nm
Release date		Q3/2013

NPU AI performance

Wischen	Intel Core Ultra 7 265KF	Intel Atom Z3735F
AI hardware	Intel® AI Boost
AI specifications	Intel AI Boost NPU 4 @ 13 TOPS
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core Ultra 7 265KF	Intel Atom Z3735F
Memory	DDR5-6400 (102.4 GB/s)	DDR3L-1333 (10.6 GB/s)
Max. Memory	256 GB	2 GB
Memory channels	2	1
ECC	Yes	No
PCIe	5.0 x 20
PCIe Bandwidth	78.8 GB/s

Thermal Management

Wischen	Intel Core Ultra 7 265KF	Intel Atom Z3735F
TDP	125 W	4 W
TDP (PL2)	177 W
TDP up	250 W
TDP down
T. junction max.	105 °C

Technical details

Wischen	Intel Core Ultra 7 265KF	Intel Atom Z3735F
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 11, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2, AVX2	SSE4.1, SSE4.2
Release date	Q4/2024	Q1/2014
Release price	379 $
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 Ultra 7 265KF is 4.3 stars (68 ratings), while Intel Atom Z3735F has received 2.9 stars (15 ratings).

Click on the stars to rate one or both processors.

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

★★★★★

Intel Atom Z3735F
4C / 4T · 1.33 - 1.83 GHz

★★★★★