AMD Ryzen 5 8640HS

AMD Ryzen 5 8640HS
Benchmarks & Specs

Last updated:
This processor, the AMD Ryzen 5 8640HS, is a truly remarkable development for mobile devices. It is based on the state-of-the-art Zen 4 architecture and manufactured using a fine 4nm process. The result is a successful combination of powerful computing performance and good energy efficiency. It demonstrates its versatility in everyday use.

Whether it's office work, streaming, or demanding applications, the chip consistently delivers high performance. We have found that the integrated graphics unit, the AMD Radeon 760M, is not to be underestimated. It enables a smooth user experience. Even the occasional light game can be handled with it.

Of particular note is the single-core performance, which achieved a respectable 99 points in Cinebench 2024. This speaks for fast response times in many daily tasks. The cleverly dimensioned 6 MB L2 cache and 16 MB L3 cache also contribute to the speedy processing of data. For anyone looking for a balanced and potent notebook, the AMD Ryzen 5 8640HS is a very well-considered choice.
  • Modern Zen 4 Architecture
  • Integrated AMD Radeon 760M Graphics
  • Solid Single-Core Performance (99 points in Cinebench 2024)

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 185 / 519
In segment Notebook
Multi-core performance
Rank ? / ?
In segment Notebook
Cinebench 2024 Single-Core

Cinebench 2024 Single-Core
Single-core performance

Intel Core Ultra 5 125H
14C / 18T · 4.50 GHz
100 pts
Intel Core Ultra 5 135H
14C / 18T · 4.60 GHz
100 pts
AMD Ryzen 5 8640HS
6C / 12T · 5.00 GHz
99 pts
AMD Ryzen 5 240
6C / 12T · 5.00 GHz
98 pts
Intel Core i5-1240P
12C / 16T · 4.40 GHz
98 pts
Geekbench 6 Single-Core

Geekbench 6 Single-Core
Single-core performance

Intel Core Ultra 5 225H
14C / 14T · 4.90 GHz
2,489
Intel Core Ultra 5 332
6C / 6T · 4.40 GHz
2,482
AMD Ryzen 5 8640HS
6C / 12T · 5.00 GHz
2,478
Intel Core i7-1360P
12C / 16T · 5.00 GHz
2,463
Intel Core Ultra 7 265U
12C / 14T · 5.30 GHz
2,463
Geekbench 5, 64bit Single-Core

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

AMD Ryzen Z1
AMD Ryzen Z1 101 %
6C / 12T · 4.90 GHz
1,821
Intel Core i5-14500HX
14C / 20T · 4.90 GHz
1,818
AMD Ryzen 5 8640HS
6C / 12T · 5.00 GHz
1,802
Apple M1 Ultra (64-GPU)
20C / 20T · 3.20 GHz
1,793
Apple M1 Ultra (48-GPU)
20C / 20T · 3.20 GHz
1,793
iGPU - FP32 Performance (Single-precision GFLOPS)

iGPU - FP32 Performance (Single-precision GFLOPS)

Apple M2 (8-GPU)
Apple M2 (8 Core)
2,840
Apple M3 (8-GPU)
Apple M3 (8 Core)
2,840
AMD Ryzen 5 8640HS
AMD Radeon 760M
2,663
Apple M1
Apple M1 98 %
Apple M1 (8 Core)
2,610
Intel Core i7-8705G
AMD Radeon RX Vega M GL
2,588
AI performance (NPU)

AI performance (NPU)

Apple M1 Ultra (48-GPU)
20C / 20T · 0.60 GHz
22.0 TOPS
Apple M1 Ultra (64-GPU)
20C / 20T · 0.60 GHz
22.0 TOPS
AMD Ryzen 5 8640HS
6C / 12T · 3.80 GHz
16.0 TOPS
Apple M2 Max (30-GPU)
12C / 12T · 0.66 GHz
15.8 TOPS
Apple M2 Pro (10-CPU 16-GPU)
10C / 10T · 0.66 GHz
15.8 TOPS

More benchmarks

At a glance

PropertyValue
FamilyAMD Ryzen 5 (100)
CPU groupAMD Ryzen 8040 (22)
ArchitectureHawk Point (Zen 4)
Technology4 nm
SegmentNotebook
SocketFP8
Generation7
PredecessorAMD Ryzen 5 7640HS
Q1/2023
Successor

CPU Cores and Base Frequency

PropertyValue
CPU Cores / Threads6 / 12
Hyperthreading / SMT
Core architecturenormal
Cores: 6x Zen 4
Frequency: 3.80 GHz
Turbo Frequency (1 Core): 5.00 GHz
Turbo Frequency (6 Cores):
L2-Cache6.00 MB
L3-Cache16.00 MB
OverclockingNo

Integrated graphics (iGPU)

PropertyValue
GPU nameAMD Radeon 760M
GPU frequency0.80 - 2.60 GHz
CUs / Shader8 / 512
Raytracing
Max. displays4
Max. GPU Memory32 GB
Technology4 nm
Release dateQ1/2023

NPU AI performance

PropertyValue
AI hardwareAMD Ryzen™ AI
AI specificationsAMD Ryzen™ AI (XDNA) @ 16 TOPS
NPU + CPU + iGPU

Memory & PCIe

Memory typeMemory 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
PropertyValue
Max. Memory256 GB
Memory channels2
ECC
PCIe4.0 x 20
PCIe Bandwidth39.4 GB/s

Thermal Management

PropertyValue
TDP28 W
TDP (PL2)
TDP up54 W
TDP down35 W
T. junction max.100 °C

Technical details

PropertyValue
Chip designMonolithic
AES-NI
Operating systemsWindows 10, Windows 11, Linux
Instruction setx86-64 (64 bit)
ISA extensionsSSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
Release dateQ1/2024
Release price
DocumentsTechnical data sheet
AMD Ryzen 5 8640HS
AMD Ryzen 5 8640HS
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