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AMD Ryzen 5 8640H
Benchmarks & Specs

Name: AMD Ryzen 5 8640H
Brand: AMD
Rating: 4.7 (6 reviews)

Last updated: 2026-06-03

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

The AMD Ryzen 5 8640H proves to be a highly capable mobile processor. It is based on the modern Hawk Point (Zen 4) architecture. Manufactured in the advanced 4 nm process, it offers remarkable efficiency. This leads to reliable performance for various applications. A special feature is the integrated AMD Radeon 760M graphics.

It delivers sufficient graphics performance for everyday tasks. Even light gaming is effortlessly possible with this chip. We were surprised by how balanced the overall package is. The processor also has 6 MB Level 2 cache. This is complemented by 16 MB Level 3 cache. These cache sizes ensure fast data processing.

With a maximum memory bandwidth of 77 GB/s, responsive system usage is guaranteed. The AMD Ryzen 5 8640H is therefore an excellent choice for modern laptops.

Modern Hawk Point (Zen 4) Architecture
Integrated AMD Radeon 760M Graphics
Efficient 4 nm Manufacturing
Generous L2/L3 Cache

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank ? / ?
In segment Notebook

Multi-core performance

Rank ? / ?
In segment Notebook

iGPU - FP32 Performance (Single-precision GFLOPS)

Apple M2 (8 Core)

2,840

Apple M3 (8 Core)

2,840

AMD Radeon 760M

2,663

Apple M1 (8 Core)

2,610

AMD Radeon RX Vega M GL

2,588

AI performance (NPU)

20C / 20T · 0.60 GHz

22.0 TOPS

20C / 20T · 0.60 GHz

22.0 TOPS

6C / 12T · 3.50 GHz

16.0 TOPS

12C / 12T · 0.66 GHz

15.8 TOPS

10C / 10T · 0.66 GHz

15.8 TOPS

More benchmarks

FP32 SP (iGPU)
2,219 entries

AI performance (NPU)
218 entries

Specifications

At a glance

Property	Value
Family	AMD Ryzen 5 (100)
CPU group	AMD Ryzen 8040 (22)
Architecture	Hawk Point (Zen 4)
Technology	4 nm
Segment	Notebook
Socket	FP8
Generation	7
Predecessor
Successor

CPU Cores and Base Frequency

Property	Value
CPU Cores / Threads	6 / 12
Hyperthreading / SMT	✓
Core architecture	normal
Cores:	6x Zen 4
Frequency:	3.50 GHz
Turbo Frequency (1 Core):	4.90 GHz
Turbo Frequency (6 Cores):
L2-Cache	6.00 MB
L3-Cache	16.00 MB
Overclocking	No

Integrated graphics (iGPU)

Property	Value
GPU name	AMD Radeon 760M
GPU frequency	0.80 - 2.60 GHz
CUs / Shader	8 / 512
Raytracing	✓
Max. displays	4
Max. GPU Memory	32 GB
Technology	4 nm
Release date	Q1/2023

NPU AI performance

Property	Value
AI hardware	AMD Ryzen™ AI
AI specifications	AMD Ryzen™ AI (XDNA) @ 16 TOPS
NPU + CPU + iGPU

Memory & PCIe

Memory type	Memory bandwidth
DDR5-4800 DDR5-5600 LPDDR5-6400 LPDDR5X-7500	76.8 GB/s 89.6 GB/s 102.4 GB/s 120.0 GB/s
Property	Value
Max. Memory	256 GB
Memory channels	2
ECC	✗
PCIe	4.0 x 20
PCIe Bandwidth	39.4 GB/s

Thermal Management

Property	Value
TDP	28 W
TDP (PL2)
TDP up	30 W
TDP down	20 W
T. junction max.	100 °C

Technical details

Property	Value
Chip design	Monolithic
AES-NI	✓
Operating systems	Windows 10, Windows 11, Linux
Instruction set	x86-64 (64 bit)
ISA extensions	SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
Release date	Q1/2024
Release price
Documents	Technical data sheet

User Reviews

Your rating

Here you can rate this processor to help other visitors make their purchase decision. The average rating of this processor is 4.7 stars (6 ratings). Rate now:

★★★★★