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Apple M1 vs AMD GX-420GI

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 1 - 100 %

Apple M1

Rank 2 - 19 %

AMD GX-420GI

Multi-core performance

Rank 1 - 100 %

Apple M1

Rank 2 - 10 %

AMD GX-420GI

Geekbench 6 Single-Core
Single-core performance

8C / 8T · 3.20 GHz

2,369

4C / 4T · 2.20 GHz

408

Geekbench 6 Multi-Core
Multi-core performance

8C / 8T · 3.20 GHz

8,576

4C / 4T · 2.00 GHz

808

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

8C / 8T · 3.20 GHz

1,742

4C / 4T · 2.20 GHz

358

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

8C / 8T · 3.20 GHz

7,650

4C / 4T · 2.00 GHz

842

iGPU - FP32 Performance (Single-precision GFLOPS)

Apple M1 (8 Core)

2,610

AMD Radeon R7E

481

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

Blender 3.1 Benchmark
213 entries

PassMark CPU-Mark
2,504 entries

Blender 2.81 (bmw27)
190 entries

V-Ray CPU-Render
251 entries

CPU performance per watt (efficiency)
140 entries

AI performance (NPU)
218 entries

Specifications

At a glance

Wischen	Apple M1	AMD GX-420GI
Family	Apple M series (38)	AMD G (38)
CPU group	Apple M1 (9)	AMD G-Series 2nd Gen (11)
Architecture	M1	Temash (Jaguar+)
Technology	5 nm	28 nm
Segment	Notebook	Notebook
Socket		FP4
Predecessor
Successor	Apple M2

CPU Cores and Base Frequency

Wischen	Apple M1	AMD GX-420GI
CPU Cores / Threads	8 / 8	4 / 4
Hyperthreading / SMT	✗	✗
Core architecture	hybrid (big.LITTLE)	normal
Core Cluster 1:	4x Firestorm 0.60 - 3.20 GHz	4x Jaguar+ 2.00 - 2.20 GHz
Core Cluster 2:	4x Icestorm 0.60 - 2.06 GHz
L2-Cache	16.00 MB	2.00 MB
L3-Cache
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	Apple M1	AMD GX-420GI
GPU name	Apple M1 (8 Core)	AMD Radeon R7E
GPU frequency	0.39 - 1.30 GHz	0.20 - 0.63 GHz
CUs / Shader	128 / 1024	6 / 384
Raytracing	✗	✗
Max. displays	2	0
Max. GPU Memory	8 GB	2 GB
Technology	5 nm	28 nm
Release date	Q4/2020	2014

NPU AI performance

Wischen	Apple M1	AMD GX-420GI
AI hardware	Apple Neural Engine
AI specifications	16 Neural cores @ 11 TOPS
NPU + CPU + iGPU

Memory & PCIe

Wischen	Apple M1	AMD GX-420GI
Memory	LPDDR4X-4266 (68.2 GB/s)	DDR3-1866 (15.0 GB/s)
Max. Memory	16 GB	16 GB
Memory channels	2	1
ECC	No	Yes
PCIe	4.0	2.0 x 8
PCIe Bandwidth		4.0 GB/s

Thermal Management

Wischen	Apple M1	AMD GX-420GI
TDP	18 W	15 W
TDP (PL2)
TDP up	20 W
TDP down	10 W
T. junction max.		90 °C

Technical details

Wischen	Apple M1	AMD GX-420GI
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	macOS	Windows 10, Linux
Instruction set	Armv8.5-A (64 bit)	x86-64 (64 bit)
ISA extensions	Rosetta 2 x86-Emulation	SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
Release date	Q4/2020	Q2/2016
Release price
Documents		Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Apple M1 is 4.5 stars (785 ratings), while AMD GX-420GI has received 4.4 stars (18 ratings).

Click on the stars to rate one or both processors.

Apple M1
8C / 8T · 0.60 - 3.20 GHz

★★★★★

AMD GX-420GI
4C / 4T · 2.00 - 2.20 GHz

★★★★★