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Apple M3 vs Intel Core i5-1245U

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 %

Apple M3

Rank 2 - 71 %

Intel Core i5-1245U

Multi-core performance

Rank 1 - 100 %

Apple M3

Rank 2 - 67 %

Intel Core i5-1245U

Cinebench 2024 Single-Core
Single-core performance

8C / 8T · 4.06 GHz

137 pts

10C / 12T · 4.40 GHz

89 pts

Cinebench 2024 Multi-Core
Multi-core performance

8C / 8T · 4.06 GHz

659 pts

10C / 12T · 4.40 GHz

356 pts

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

8C / 8T · 4.06 GHz

2,150

10C / 12T · 4.40 GHz

1,644

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

8C / 8T · 4.06 GHz

10,450

10C / 12T · 2.20 GHz

7,890

iGPU - FP32 Performance (Single-precision GFLOPS)

Apple M3 (10 Core)

3,550

Intel Iris Xe Graphics 80 (Alder Lake)

1,487

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

3DMark Timespy (iGPU)
534 entries

PassMark CPU-Mark
2,504 entries

CPU performance per watt (efficiency)
140 entries

AI performance (NPU)
218 entries

Specifications

At a glance

Wischen	Apple M3	Intel Core i5-1245U
Family	Apple M series (38)	Intel Core i5 (336)
CPU group	Apple M3 (6)	Intel Core i 1200P/1200U (21)
Architecture	M3	Alder Lake U
Technology	3 nm	10 nm
Segment	Notebook	Notebook
Socket		BGA 1744
Predecessor	Apple M2
Successor	Apple M4	Intel Core i5-1345U

CPU Cores and Base Frequency

Wischen	Apple M3	Intel Core i5-1245U
CPU Cores / Threads	8 / 8	10 / 12
Hyperthreading / SMT	✗	✓
Core architecture	hybrid (big.LITTLE)	hybrid (big.LITTLE)
Core Cluster 1:	4x Ibiza P-Core 0.70 - 4.06 GHz	2x Golden Cove 1.60 - 4.40 GHz
Core Cluster 2:	4x Ibiza E-Core 0.74 - 2.75 GHz	8x Gracemont 1.20 - 3.30 GHz
L2-Cache	20.00 MB	6.50 MB
L3-Cache		12.00 MB
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	Apple M3	Intel Core i5-1245U
GPU name	Apple M3 (10 Core)	Intel Iris Xe Graphics 80 (Alder Lake)
GPU frequency	0.39 - 1.40 GHz	0.35 - 1.20 GHz
CUs / Shader	160 / 1280	80 / 640
Raytracing	✓	✗
Max. displays	2	4
Max. GPU Memory	24 GB	32 GB
Technology	3 nm	10 nm
Release date	Q4/2023	Q1/2022

NPU AI performance

Wischen	Apple M3	Intel Core i5-1245U
AI hardware	Apple Neural Engine
AI specifications	16 Neural cores @ 35 TOPS
NPU + CPU + iGPU

Memory & PCIe

Wischen	Apple M3	Intel Core i5-1245U
Memory	LPDDR5-6400 (102.4 GB/s)	LPDDR5-5200 (83.2 GB/s) DDR5-4800 (76.8 GB/s) LPDDR4X-4266 (68.2 GB/s) DDR4-3200 (51.2 GB/s)
Max. Memory	24 GB	64 GB
Memory channels	2	2
ECC	No	No
PCIe	4.0	4.0 x 28
PCIe Bandwidth		55.1 GB/s

Thermal Management

Wischen	Apple M3	Intel Core i5-1245U
TDP	22 W	15 W
TDP (PL2)		55 W
TDP up
TDP down	15 W
T. junction max.	100 °C	100 °C

Technical details

Wischen	Apple M3	Intel Core i5-1245U
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	macOS, iPadOS	Windows 10, Windows 11, Linux
Instruction set	Armv8-A (64 bit)	x86-64 (64 bit)
ISA extensions	Rosetta 2 x86-Emulation	SSE4.1, SSE4.2, AVX2
Release date	Q4/2023	Q1/2022
Release price
Documents

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Apple M3 is 4.6 stars (1643 ratings), while Intel Core i5-1245U has received 4.0 stars (32 ratings).

Click on the stars to rate one or both processors.

Apple M3
8C / 8T · 0.70 - 4.06 GHz

★★★★★

Intel Core i5-1245U
10C / 12T · 1.60 - 4.40 GHz

★★★★★