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CPU • AMD • LAPTOP
AMD Ryzen 5 8640HS

AMD Ryzen 5 8640HS

Codename: Zen 4 (Hawk Point) Released: December 6, 2023
Total Cores
6
Physical Cores
Total Threads
12
Concurrent Threads
Boost Clock
4900 MHz
Max Turbo Frequency

Technical Highlights

Vendor : AMD
Socket : FP8
Manufacturing Process : 4 nm
TDP (PL1) : 20-30 W

About this CPU

Zen 4 Hawk Point laptop processor with 6 cores and 12 threads, featuring Radeon 760M graphics for efficient everyday and creator laptops.

Last updated: April 09, 2026
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Overall Score Of AMD Ryzen 5 8640HS

This summarizes how AMD Ryzen 5 8640HS scores across single-core performance, multi-core performance, CPU architecture, memory architecture, and energy efficiency.

72
Overall
Single-Core Performance
72
Multi-Core Performance
60
CPU Architecture
58
Memory Architecture
65
Energy Efficiency
73

General Information of AMD Ryzen 5 8640HS

CPU Name

AMD Ryzen 5 8640HS

Vendor

AMD

Release Date

December 6, 2023

Type

Laptop

Instruction Set

x86-64

Codename

Zen 4 (Hawk Point)

Package and Thermals of AMD Ryzen 5 8640HS

Manufacturing Process

4 nm

50% of the current best Manufacturing Process score

Max Temp (TJMax)

Top tier

100 C

91% of the current best Max Temp (TJMax) score

Transistor Count

25 billion

TDP (PL1)

20-30 W

Socket

FP8

CPU Cores of AMD Ryzen 5 8640HS

Performance Cores

P-Cores

6

25% of the current best P-Cores score

P-Threads

12

38% of the current best P-Threads score

P-Core Base Frequency

Good

3500 MHz

74% of the current best P-Core Base Frequency score

P-Core Turbo Frequency

Excellent

4900 MHz

82% of the current best P-Core Turbo Frequency score

Total

Total Cores

6

19% of the current best Total Cores score

Total Threads

12

38% of the current best Total Threads score

Multiplier

Locked

Bus Frequency

Top tier

100 MHz

100% of the current best Bus Frequency score

Unlocked Multiplier

No

L1 Cache

64 KB

33% of the current best L1 Cache score

L2 Cache

1 MB

2% of the current best L2 Cache score

L3 Cache

16 MB

8% of the current best L3 Cache score

NPU

Yes

Memory Support of AMD Ryzen 5 8640HS

Memory Types

Top tier

DDR5-5600, LPDDR5x-7500

100% of the current best Memory Types score

Max Memory Size

Excellent

256 GB

50% of the current best Max Memory Size score

Memory Channels

2

3% of the current best Memory Channels score

ECC Support

No

Technologies

AVX-512, BMI1, BMI2, F16C, SHA, XDNA2, Precision Boost 2, SMT, AMD-V, EVP, NX-Bit, SMAP, SMEP

Benchmarks of AMD Ryzen 5 8640HS

Geekbench V6

Benchmark results for this category.

Multi-Core:
7,865 (26th)
24% of max score
Single-Core:
2,127 (13th)
50% of max score
File Compression:
928
34% of max score
Clang Compression:
54
17% of max score
HTML5 Browser:
170
21% of max score
PDF Renderer:
200
26% of max score
Text Processing:
238
53% of max score
Background Blur:
38
33% of max score
Photo Processing:
72
30% of max score
Ray Tracing:
11
18% of max score

PassMark CPU

Benchmark results for this category.

Multi-Core:
19,856 (28th)
27% of max score
Single-Core:
3,531
60% of max score
Good
Integer Math:
67,400 MOps/Sec
28% of max score
Floating Point:
39,300 MOps/Sec
17% of max score
Prime Numbers:
71 Million Primes/Sec
7% of max score
String Sorting:
27,200 Thousand Strings/Sec
22% of max score
Data Encryption:
13,500 MBytes/Sec
23% of max score
Data Compression:
225,600 KBytes/Sec
21% of max score
Physics:
1,000 Frames/Sec
11% of max score
Extended Instructions:
15,800 Million Matrices/Sec
21% of max score

Cinebench 2024

Benchmark results for this category.

Multi-Core:
597 (26th)
19% of max score
Single-Core:
100
48% of max score

Performance Charts Of AMD Ryzen 5 8640HS

These charts show how AMD Ryzen 5 8640HS balances CPU benchmark performance and relative score versus current market leaders.

Performance Radar Chart

Category scores overview (0 to 100)
AMD Ryzen 5 8640HS

Performance Benchmarks

Grey is the market top value. Colored bar is AMD Ryzen 5 8640HS.
Market Top
AMD Ryzen 5 8640HS

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Frequently Asked Questions about AMD Ryzen 5 8640HS

The AMD Ryzen 5 8640HS was officially released in December 6, 2023, targeting the Laptop market.

The AMD Ryzen 5 8640HS is equipped with 6 cores and 12 threads, offering solid performance for general computing and entry-level tasks.

The AMD Ryzen 5 8640HS uses the FP8 socket. This is a critical specification for compatibility, as it dictates which motherboards can support this processor.

The AMD Ryzen 5 8640HS operates at a base clock frequency of 3500 MHz for its performance cores. This is the speed the processor runs at under normal, non-intensive workloads.

The AMD Ryzen 5 8640HS can reach a maximum turbo boost frequency of 4900 MHz on its performance cores. This allows the CPU to dynamically increase its speed to handle demanding tasks and gaming workloads.

The AMD Ryzen 5 8640HS has a maximum junction temperature (TjMax) of 100 C. This is the maximum temperature possible before the processor initiates thermal throttling or shuts down to prevent permanent damage.

The AMD Ryzen 5 8640HS achieves a multi-core score of 597 on Cinebench 2024, reflecting its capability in multi-threaded creative and rendering applications.

The AMD Ryzen 5 8640HS scores 2,127 on the Geekbench v6 single-core test, indicating how snappy and responsive it will feel in everyday applications and most games.

With an overall performance rating of 72%, the AMD Ryzen 5 8640HS is considered a high-performance processor in our comprehensive CPU database.

The AMD Ryzen 5 8640HS features 16 MB of L3 cache. A larger cache helps the processor access frequently used data faster, which can significantly boost gaming performance.

The AMD Ryzen 5 8640HS has a base power consumption (TDP) of 20-30 W. This value is important for choosing an adequate CPU cooler and determining your overall system power requirements.

The AMD Ryzen 5 8640HS supports DDR5-5600, LPDDR5x-7500 memory, dictating the RAM speeds and capacities you can pair with this processor.

The AMD Ryzen 5 8640HS includes an integrated GPU, meaning you don't strictly need a dedicated graphics card for basic display output.

Disclaimer: Specs, pricing, and benchmarks are sourced from official manufacturer data and verified test results. While we strive for precision, product details and pricing may change. Comparigon may earn an affiliate commission on qualifying purchases.