Share link|

Submit benchmark

Comparison Search Benchmarks CPUs Leaderboards CPU News & Articles GPU comparison Apple product comparison

Deutsch English Español Français Italiano Japanese

Intel Core i5-10400 vs Intel Core i5-8265U

Last updated: 2026-06-05

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 i5-10400

Rank 2 - 77 %

Intel Core i5-8265U

Multi-core performance

Rank 1 - 100 %

Intel Core i5-10400

Rank 2 - 44 %

Intel Core i5-8265U

Cinebench R23 Single-Core
Single-core performance

6C / 12T · 4.30 GHz

1,120 pts

4C / 8T · 3.90 GHz

606 pts

Cinebench R23 Multi-Core
Multi-core performance

6C / 12T · 4.00 GHz

8,164 pts

4C / 8T · 2.30 GHz

1,674 pts

Geekbench 6 Single-Core
Single-core performance

6C / 12T · 4.30 GHz

1,433

4C / 8T · 3.90 GHz

1,286

Geekbench 6 Multi-Core
Multi-core performance

6C / 12T · 4.00 GHz

6,261

4C / 8T · 2.30 GHz

3,267

Geekbench 5, 64bit Single-Core
Single-core performance

6C / 12T · 4.30 GHz

1,120

4C / 8T · 3.90 GHz

909

Geekbench 5, 64bit Multi-Core
Multi-core performance

6C / 12T · 4.00 GHz

5,870

4C / 8T · 2.30 GHz

2,806

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel UHD Graphics 630

461

Intel UHD Graphics 620

422

Blender 3.1 Benchmark
Multi-core performance

6C / 12T · 4.00 GHz

110

4C / 8T · 2.30 GHz

CPU-Z Benchmark 17 Single-Core
Single-core performance

6C / 12T · 4.30 GHz

462

4C / 8T · 3.90 GHz

390

CPU-Z Benchmark 17 Multi-Core
Multi-core performance

6C / 12T · 2.90 GHz

3,551

4C / 8T · 1.60 GHz

1,737

Cinebench R15 (Single-Core)
Single-core performance

6C / 12T · 4.30 GHz

190 cb

4C / 8T · 3.90 GHz

171 cb

Cinebench R15 (Multi-Core)
Multi-core performance

6C / 12T · 4.00 GHz

1,341 cb

4C / 8T · 2.30 GHz

549 cb

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

Cinebench R20 (SC)
666 entries

Geekbench 5 (SC)
2,512 entries

Cinebench R20 (MC)
615 entries

Geekbench 5 (MC)
2,483 entries

FP32 SP (iGPU)
2,219 entries

3DMark Timespy (iGPU)
534 entries

Blender 3.1 Benchmark
213 entries

PassMark CPU-Mark
2,504 entries

Blender 2.81 (bmw27)
190 entries

CPU-Z Benchmark 17 (SC)
250 entries

CPU-Z Benchmark 17 (MC)
751 entries

Monero Hashrate
94 entries

V-Ray CPU-Render
251 entries

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 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

Specifications

At a glance

Wischen	Intel Core i5-10400	Intel Core i5-8265U
Family	Intel Core i5 (336)	Intel Core i5 (336)
CPU group	Intel Core i 10000 (43)	Intel Core i 8000U (WL) (8)
Architecture	Comet Lake S	Whiskey Lake U
Technology	14 nm	14 nm
Segment	Desktop	Notebook
Socket	LGA 1200	BGA 1356
Predecessor	Intel Core i5-9400
Successor	Intel Core i5-11400

CPU Cores and Base Frequency

Wischen	Intel Core i5-10400	Intel Core i5-8265U
CPU Cores / Threads	6 / 12	4 / 8
Hyperthreading / SMT	✓	✓
Core architecture	normal	normal
Cores:	6x	4x
Frequency:	2.90 GHz	1.60 GHz
Turbo (1 Core):	4.30 GHz	3.90 GHz
Turbo (All Cores):	4.00 GHz	2.30 GHz
L2-Cache
L3-Cache	12.00 MB	6.00 MB
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	Intel Core i5-10400	Intel Core i5-8265U
GPU name	Intel UHD Graphics 630	Intel UHD Graphics 620
GPU frequency	0.35 - 1.20 GHz	0.30 - 1.10 GHz
CUs / Shader	24 / 192	24 / 192
Raytracing	✗	✗
Max. displays	3	3
Max. GPU Memory	64 GB	16 GB
Technology	14 nm	14 nm
Release date	Q4/2017	Q3/2016

NPU AI performance

Wischen	Intel Core i5-10400	Intel Core i5-8265U
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i5-10400	Intel Core i5-8265U
Memory	DDR4-2666 (42.7 GB/s)	DDR4-2400 (38.4 GB/s)
Max. Memory	128 GB	32 GB
Memory channels	2	2
ECC	No	No
PCIe	3.0 x 16	3.0 x 16
PCIe Bandwidth	15.8 GB/s	15.8 GB/s

Thermal Management

Wischen	Intel Core i5-10400	Intel Core i5-8265U
TDP	65 W	15 W
TDP (PL2)
TDP up
TDP down
T. junction max.	100 °C

Technical details

Wischen	Intel Core i5-10400	Intel Core i5-8265U
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Windows 11, Linux	Windows 10, Windows 11, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2, AVX2	SSE4.1, SSE4.2, AVX2
Release date	Q2/2020	Q3/2018
Release price	182 $	385 $
Documents		Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i5-10400 is 3.9 stars (100 ratings), while Intel Core i5-8265U has received 3.8 stars (85 ratings).

Click on the stars to rate one or both processors.

Intel Core i5-10400
6C / 12T · 2.90 - 4.30 GHz

★★★★★

Intel Core i5-8265U
4C / 8T · 1.60 - 3.90 GHz

★★★★★